def __init__(self,
style=["typed", "directed"],
length=None,
types=[],
featureSet=None,
classSet=None):
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
assert (classSet.getId("neg") == 1)
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
if style.find(",") != -1:
style = style.split(",")
self.styles = style
self.negFrac = None
self.posPairGaz = POSPairGazetteer()
for s in style:
if s.find("negFrac") != -1:
self.negFrac = float(s.split("_")[-1])
print >> sys.stderr, "Downsampling negatives to", self.negFrac
self.negRand = random.Random(15)
elif s.find("posPairGaz") != -1:
self.posPairGaz = POSPairGazetteer(
loadFrom=s.split("_", 1)[-1])
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
if "graph_kernel" in self.styles:
from FeatureBuilders.GraphKernelFeatureBuilder import GraphKernelFeatureBuilder
self.graphKernelFeatureBuilder = GraphKernelFeatureBuilder(
self.featureSet)
if "noAnnType" in self.styles:
self.multiEdgeFeatureBuilder.noAnnType = True
if "noMasking" in self.styles:
self.multiEdgeFeatureBuilder.maskNamedEntities = False
if "maxFeatures" in self.styles:
self.multiEdgeFeatureBuilder.maximum = True
self.tokenFeatureBuilder = TokenFeatureBuilder(self.featureSet)
if "ontology" in self.styles:
self.multiEdgeFeatureBuilder.ontologyFeatureBuilder = BioInferOntologyFeatureBuilder(
self.featureSet)
if "nodalida" in self.styles:
self.nodalidaFeatureBuilder = NodalidaFeatureBuilder(
self.featureSet)
#IF LOCAL
if "bioinfer_limits" in self.styles:
self.bioinferOntologies = OntologyUtils.getBioInferTempOntology()
#self.bioinferOntologies = OntologyUtils.loadOntologies(OntologyUtils.g_bioInferFileName)
#ENDIF
self.pathLengths = length
assert (self.pathLengths == None)
self.types = types
if "random" in self.styles:
from FeatureBuilders.RandomFeatureBuilder import RandomFeatureBuilder
self.randomFeatureBuilder = RandomFeatureBuilder(self.featureSet)
def __init__(self, style=None, length=None, types=[], featureSet=None, classSet=None):
# reset style regardless of input
#style="trigger_features:typed:directed:no_linear:entities:genia_limits:noMasking:maxFeatures"
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
assert( classSet.getId("neg") == 1 )
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
defaultNone = ["binary", "trigger_features","typed","directed","no_linear","entities","genia_limits",
"noAnnType", "noMasking", "maxFeatures", "no_merge", "disable_entity_features",
"disable_single_element_features", "disable_ngram_features", "disable_path_edge_features"]
defaultParameters = {}
for name in defaultNone:
defaultParameters[name] = None
defaultParameters["keep_intersentence"] = False
defaultParameters["keep_intersentence_gold"] = True
self.styles = self._setDefaultParameters(defaultParameters)
self.styles = self.getParameters(style)
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
self.multiEdgeFeatureBuilder.noAnnType = self.styles["noAnnType"]
self.multiEdgeFeatureBuilder.maskNamedEntities = not self.styles["noMasking"]
self.multiEdgeFeatureBuilder.maximum = self.styles["maxFeatures"]
#self.tokenFeatureBuilder = TokenFeatureBuilder(self.featureSet)
self.pathLengths = length
assert(self.pathLengths == None)
self.types = types
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder.useNonNameEntities = True
def __init__(self,
style=None,
classSet=None,
featureSet=None,
gazetteerFileName=None):
if classSet == None:
classSet = IdSet(1)
assert (classSet.getId("neg") == 1)
if featureSet == None:
featureSet = IdSet()
ExampleBuilder.__init__(self, classSet, featureSet)
self.styles = style
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder.useNonNameEntities = False
def __init__(self, style="trigger_features:typed:directed:no_linear:entities:genia_limits:noMasking:maxFeatures", length=None, types=[], featureSet=None, classSet=None):
# reset style regardless of input
style="trigger_features:typed:directed:no_linear:entities:genia_limits:noMasking:maxFeatures"
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
assert( classSet.getId("neg") == 1 )
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
self.styles = self.getParameters(style, ["trigger_features","typed","directed","no_linear","entities","genia_limits",
"noAnnType", "noMasking", "maxFeatures", "no_merge", "disable_entity_features",
"disable_single_element_features", "disable_ngram_features", "disable_path_edge_features"])
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
self.multiEdgeFeatureBuilder.noAnnType = self.styles["noAnnType"]
self.multiEdgeFeatureBuilder.maskNamedEntities = not self.styles["noMasking"]
self.multiEdgeFeatureBuilder.maximum = self.styles["maxFeatures"]
self.tokenFeatureBuilder = TokenFeatureBuilder(self.featureSet)
self.pathLengths = length
assert(self.pathLengths == None)
self.types = types
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder.useNonNameEntities = True
def __init__(self, style=None, length=None, types=[], featureSet=None, classSet=None):
# reset style regardless of input
#style="trigger_features:typed:directed:no_linear:entities:genia_limits:noMasking:maxFeatures"
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
assert( classSet.getId("neg") == 1 )
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
defaultNone = ["binary", "trigger_features","typed","directed","no_linear","entities","genia_limits",
"noAnnType", "noMasking", "maxFeatures", "no_merge", "disable_entity_features",
"disable_single_element_features", "disable_ngram_features", "disable_path_edge_features"]
defaultParameters = {}
for name in defaultNone:
defaultParameters[name] = None
defaultParameters["keep_intersentence"] = False
defaultParameters["keep_intersentence_gold"] = True
defaultParameters["no_arg_count_upper_limit"] = False
self.styles = self._setDefaultParameters(defaultParameters)
self.styles = self.getParameters(style)
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
self.multiEdgeFeatureBuilder.noAnnType = self.styles["noAnnType"]
self.multiEdgeFeatureBuilder.maskNamedEntities = not self.styles["noMasking"]
self.multiEdgeFeatureBuilder.maximum = self.styles["maxFeatures"]
#self.tokenFeatureBuilder = TokenFeatureBuilder(self.featureSet)
self.pathLengths = length
assert(self.pathLengths == None)
self.types = types
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder.useNonNameEntities = True
def __init__(self, style=["typed","directed","headsOnly"], length=None, types=[], featureSet=None, classSet=None, gazetteer=None, pathGazetteer=None, negFrac=None):
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
assert( classSet.getId("neg") == 1 )
if gazetteer != None:
print >> sys.stderr, "Loading gazetteer from", gazetteer
self.gazetteer=Gazetteer.loadGztr(gazetteer)
else:
print >> sys.stderr, "No gazetteer loaded"
self.gazetteer=None
self.pathGazetteer=None
self.pathGazetteerDependencies = None
self.pathGazetteerPairs = None
if pathGazetteer != None:
print >> sys.stderr, "Loading path gazetteer from", pathGazetteer
self.pathGazetteer=PathGazetteer.load(pathGazetteer)
self.pathGazetteerDependencies = PathGazetteer.getDependencies(self.pathGazetteer)
self.pathGazetteerPairs = PathGazetteer.getPairs(self.pathGazetteer)
else:
print >> sys.stderr, "No path gazetteer loaded"
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
self.styles = style
self.negFrac = negFrac
print >> sys.stderr, "Downsampling negatives to", negFrac
self.negRand = random.Random()
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
if True:#"noAnnType" in self.styles:
self.multiEdgeFeatureBuilder.noAnnType = True
if "noMasking" in self.styles:
self.multiEdgeFeatureBuilder.maskNamedEntities = False
if "maxFeatures" in self.styles:
self.multiEdgeFeatureBuilder.maximum = True
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
#self.tokenFeatureBuilder = TokenFeatureBuilder(self.featureSet)
#if "ontology" in self.styles:
# self.multiEdgeFeatureBuilder.ontologyFeatureBuilder = BioInferOntologyFeatureBuilder(self.featureSet)
self.pathLengths = length
assert(self.pathLengths == None)
self.types = types
self.eventsByOrigId = {}
self.headTokensByOrigId = {}
self.interSentenceEvents = set()
self.examplesByEventOrigId = {}
self.skippedByType = {}
self.skippedByTypeAndReason = {}
self.builtByType = {}
self.gazMatchCache = {}
def __init__(self,
style=None,
classSet=None,
featureSet=None,
gazetteerFileName=None):
if classSet == None:
classSet = IdSet(1)
assert (classSet.getId("neg") == 1)
if featureSet == None:
featureSet = IdSet()
ExampleBuilder.__init__(self, classSet, featureSet)
self._setDefaultParameters(["co_limits"])
self.styles = self.getParameters(style)
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder.useNonNameEntities = False
self.phraseTypeCounts = {}
def __init__(self,
style=None,
classSet=None,
featureSet=None,
gazetteerFileName=None,
skiplist=None):
if classSet == None:
classSet = IdSet(1)
assert (classSet.getId("neg") == 1)
if featureSet == None:
featureSet = IdSet()
ExampleBuilder.__init__(self, classSet, featureSet)
#gazetteerFileName="/usr/share/biotext/GeniaChallenge/SharedTaskTriggerTest/gazetteer-train"
if gazetteerFileName != None:
self.gazetteer = Gazetteer.loadGztr(gazetteerFileName)
print >> sys.stderr, "Loaded gazetteer from", gazetteerFileName
else:
print >> sys.stderr, "No gazetteer loaded"
self.gazetteer = None
self.styles = style
self.skiplist = set()
if skiplist != None:
f = open(skiplist, "rt")
for line in f.readlines():
self.skiplist.add(line.strip())
f.close()
self.styles = [
"trigger_features", "typed", "directed", "no_linear", "entities",
"genia_limits", "noMasking", "maxFeatures"
]
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
if "graph_kernel" in self.styles:
from FeatureBuilders.GraphKernelFeatureBuilder import GraphKernelFeatureBuilder
self.graphKernelFeatureBuilder = GraphKernelFeatureBuilder(
self.featureSet)
if "noAnnType" in self.styles:
self.multiEdgeFeatureBuilder.noAnnType = True
if "noMasking" in self.styles:
self.multiEdgeFeatureBuilder.maskNamedEntities = False
if "maxFeatures" in self.styles:
self.multiEdgeFeatureBuilder.maximum = True
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
def __init__(self, style=None, classSet=None, featureSet=None, gazetteerFileName=None):
if classSet == None:
classSet = IdSet(1)
assert( classSet.getId("neg") == 1 )
if featureSet == None:
featureSet = IdSet()
ExampleBuilder.__init__(self, classSet, featureSet)
self.styles = style
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder.useNonNameEntities = False
def __init__(self, style=["typed","directed","headsOnly"], featureSet=None, classSet=None):
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
assert( classSet.getId("neg") == 1 )
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
self.styles = style
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
#if "noAnnType" in self.styles:
self.multiEdgeFeatureBuilder.noAnnType = True
#if "noMasking" in self.styles:
self.multiEdgeFeatureBuilder.maskNamedEntities = False
#if "maxFeatures" in self.styles:
self.multiEdgeFeatureBuilder.maximum = True
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder.useNonNameEntities = False
def __init__(self, style=None, classSet=None, featureSet=None, gazetteerFileName=None):
if classSet == None:
classSet = IdSet(1)
assert classSet.getId("neg") == 1
if featureSet == None:
featureSet = IdSet()
ExampleBuilder.__init__(self, classSet, featureSet)
self._setDefaultParameters(["co_limits"])
self.styles = self.getParameters(style)
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder.useNonNameEntities = False
self.phraseTypeCounts = {}
def __init__(self, style=["typed","directed"], length=None, types=[], featureSet=None, classSet=None):
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
assert( classSet.getId("neg") == 1 )
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
if style.find(",") != -1:
style = style.split(",")
self.styles = style
self.negFrac = None
self.posPairGaz = POSPairGazetteer()
for s in style:
if s.find("negFrac") != -1:
self.negFrac = float(s.split("_")[-1])
print >> sys.stderr, "Downsampling negatives to", self.negFrac
self.negRand = random.Random(15)
elif s.find("posPairGaz") != -1:
self.posPairGaz = POSPairGazetteer(loadFrom=s.split("_", 1)[-1])
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
if "graph_kernel" in self.styles:
from FeatureBuilders.GraphKernelFeatureBuilder import GraphKernelFeatureBuilder
self.graphKernelFeatureBuilder = GraphKernelFeatureBuilder(self.featureSet)
if "noAnnType" in self.styles:
self.multiEdgeFeatureBuilder.noAnnType = True
if "noMasking" in self.styles:
self.multiEdgeFeatureBuilder.maskNamedEntities = False
if "maxFeatures" in self.styles:
self.multiEdgeFeatureBuilder.maximum = True
self.tokenFeatureBuilder = TokenFeatureBuilder(self.featureSet)
if "ontology" in self.styles:
self.multiEdgeFeatureBuilder.ontologyFeatureBuilder = BioInferOntologyFeatureBuilder(self.featureSet)
if "nodalida" in self.styles:
self.nodalidaFeatureBuilder = NodalidaFeatureBuilder(self.featureSet)
#IF LOCAL
if "bioinfer_limits" in self.styles:
self.bioinferOntologies = OntologyUtils.getBioInferTempOntology()
#self.bioinferOntologies = OntologyUtils.loadOntologies(OntologyUtils.g_bioInferFileName)
#ENDIF
self.pathLengths = length
assert(self.pathLengths == None)
self.types = types
if "random" in self.styles:
from FeatureBuilders.RandomFeatureBuilder import RandomFeatureBuilder
self.randomFeatureBuilder = RandomFeatureBuilder(self.featureSet)
def __init__(self, style=None, classSet=None, featureSet=None, gazetteerFileName=None, skiplist=None):
if classSet == None:
classSet = IdSet(1)
assert classSet.getId("neg") == 1
if featureSet == None:
featureSet = IdSet()
ExampleBuilder.__init__(self, classSet, featureSet)
# gazetteerFileName="/usr/share/biotext/GeniaChallenge/SharedTaskTriggerTest/gazetteer-train"
if gazetteerFileName != None:
self.gazetteer = Gazetteer.loadGztr(gazetteerFileName)
print >>sys.stderr, "Loaded gazetteer from", gazetteerFileName
else:
print >>sys.stderr, "No gazetteer loaded"
self.gazetteer = None
self.styles = style
self.skiplist = set()
if skiplist != None:
f = open(skiplist, "rt")
for line in f.readlines():
self.skiplist.add(line.strip())
f.close()
self.styles = [
"trigger_features",
"typed",
"directed",
"no_linear",
"entities",
"genia_limits",
"noMasking",
"maxFeatures",
]
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
if "graph_kernel" in self.styles:
from FeatureBuilders.GraphKernelFeatureBuilder import GraphKernelFeatureBuilder
self.graphKernelFeatureBuilder = GraphKernelFeatureBuilder(self.featureSet)
if "noAnnType" in self.styles:
self.multiEdgeFeatureBuilder.noAnnType = True
if "noMasking" in self.styles:
self.multiEdgeFeatureBuilder.maskNamedEntities = False
if "maxFeatures" in self.styles:
self.multiEdgeFeatureBuilder.maximum = True
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
class EdgeExampleBuilder(ExampleBuilder):
"""
This example builder makes edge examples, i.e. examples describing
the event arguments.
"""
def __init__(self, style=None, types=[], featureSet=None, classSet=None):
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
assert( classSet.getId("neg") == 1 or (len(classSet.Ids)== 2 and classSet.getId("neg") == -1) )
# Basic style = trigger_features:typed:directed:no_linear:entities:auto_limits:noMasking:maxFeatures
self._setDefaultParameters([
"directed", "undirected", "headsOnly", "graph_kernel", "noAnnType", "mask_nodes", "limit_features",
"no_auto_limits", "co_features", "genia_features", "bi_features", #"genia_limits", "epi_limits", "id_limits", "rel_limits", "bb_limits", "bi_limits", "co_limits",
"genia_task1", "ontology", "nodalida", "bacteria_renaming", "no_trigger_features", "rel_features",
"drugbank_features", "ddi_mtmx", "evex", "giuliano", "random", "themeOnly", "causeOnly", "no_path", "token_nodes",
"skip_extra_triggers", "headsOnly", "graph_kernel", "no_task", "no_dependency",
"disable_entity_features", "disable_terminus_features", "disable_single_element_features",
"disable_ngram_features", "disable_path_edge_features", "linear_features", "subset", "binary", "pos_only",
"entity_type", "filter_shortest_path", "maskTypeAsProtein", "keep_neg", "metamap",
"sdb_merge", "sdb_features", "ontobiotope_features", "no_self_loops", "full_entities",
"no_features", "wordnet", "wordvector", "se10t8_undirected", "filter_types", "doc_extra",
"entity_extra"])
self.styles = self.getParameters(style)
#if style == None: # no parameters given
# style["typed"] = style["directed"] = style["headsOnly"] = True
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet, self.styles)
# NOTE Temporarily re-enabling predicted range
#self.multiEdgeFeatureBuilder.definePredictedValueRange([], None)
if self.styles["graph_kernel"]:
from FeatureBuilders.GraphKernelFeatureBuilder import GraphKernelFeatureBuilder
self.graphKernelFeatureBuilder = GraphKernelFeatureBuilder(self.featureSet)
if self.styles["noAnnType"]:
self.multiEdgeFeatureBuilder.noAnnType = True
if self.styles["mask_nodes"]:
self.multiEdgeFeatureBuilder.maskNamedEntities = True
else:
self.multiEdgeFeatureBuilder.maskNamedEntities = False
if not self.styles["limit_features"]:
self.multiEdgeFeatureBuilder.maximum = True
if self.styles["genia_task1"]:
self.multiEdgeFeatureBuilder.filterAnnTypes.add("Entity")
self.tokenFeatureBuilder = TokenFeatureBuilder(self.featureSet)
if self.styles["ontology"]:
self.multiEdgeFeatureBuilder.ontologyFeatureBuilder = BioInferOntologyFeatureBuilder(self.featureSet)
if self.styles["ontobiotope_features"]:
self.ontobiotopeFeatureBuilder = OntoBiotopeFeatureBuilder(self.featureSet)
if self.styles["nodalida"]:
self.nodalidaFeatureBuilder = NodalidaFeatureBuilder(self.featureSet)
if self.styles["bacteria_renaming"]:
self.bacteriaRenamingFeatureBuilder = BacteriaRenamingFeatureBuilder(self.featureSet)
if not self.styles["no_trigger_features"]:
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet, self.styles)
self.triggerFeatureBuilder.useNonNameEntities = True
if self.styles["noAnnType"]:
self.triggerFeatureBuilder.noAnnType = True
if self.styles["genia_task1"]:
self.triggerFeatureBuilder.filterAnnTypes.add("Entity")
#self.bioinferOntologies = OntologyUtils.loadOntologies(OntologyUtils.g_bioInferFileName)
if self.styles["rel_features"]:
self.relFeatureBuilder = RELFeatureBuilder(featureSet)
if self.styles["drugbank_features"]:
self.drugFeatureBuilder = DrugFeatureBuilder(featureSet)
if self.styles["evex"]:
self.evexFeatureBuilder = EVEXFeatureBuilder(featureSet)
if self.styles["wordnet"]:
self.wordNetFeatureBuilder = WordNetFeatureBuilder(featureSet)
if self.styles["wordvector"]:
self.wordVectorFeatureBuilder = WordVectorFeatureBuilder(featureSet, self.styles)
if self.styles["giuliano"]:
self.giulianoFeatureBuilder = GiulianoFeatureBuilder(featureSet)
self.types = types
if self.styles["random"]:
from FeatureBuilders.RandomFeatureBuilder import RandomFeatureBuilder
self.randomFeatureBuilder = RandomFeatureBuilder(self.featureSet)
def definePredictedValueRange(self, sentences, elementName):
self.multiEdgeFeatureBuilder.definePredictedValueRange(sentences, elementName)
def getPredictedValueRange(self):
return self.multiEdgeFeatureBuilder.predictedRange
def filterEdgesByType(self, edges, typesToInclude):
if len(typesToInclude) == 0:
return edges
edgesToKeep = []
for edge in edges:
if edge.get("type") in typesToInclude:
edgesToKeep.append(edge)
return edgesToKeep
def getCategoryNameFromTokens(self, sentenceGraph, t1, t2, directed=True):
"""
Example class. Multiple overlapping edges create a merged type.
"""
types = set()
intEdges = sentenceGraph.interactionGraph.getEdges(t1, t2)
if not directed:
intEdges = intEdges + sentenceGraph.interactionGraph.getEdges(t2, t1)
for intEdge in intEdges:
types.add(intEdge[2].get("type"))
types = list(types)
types.sort()
categoryName = ""
for name in types:
if categoryName != "":
categoryName += "---"
categoryName += name
if categoryName != "":
return categoryName
else:
return "neg"
def getCategoryName(self, sentenceGraph, e1, e2, directed=True):
"""
Example class. Multiple overlapping edges create a merged type.
"""
interactions = sentenceGraph.getInteractions(e1, e2, True)
if not directed and not self.styles["se10t8_undirected"]:
interactions = interactions + sentenceGraph.getInteractions(e2, e1, True)
types = set()
for interaction in interactions:
types.add(interaction[2].get("type"))
types = list(types)
types.sort()
categoryName = ""
for name in types:
if self.styles["causeOnly"] and name != "Cause":
continue
if self.styles["themeOnly"] and name != "Theme":
continue
if categoryName != "":
categoryName += "---"
if self.styles["sdb_merge"]:
name = self.mergeForSeeDev(name, self.structureAnalyzer)
categoryName += name
if categoryName != "":
return categoryName
else:
return "neg"
def getBISuperType(self, eType):
if eType in ["GeneProduct", "Protein", "ProteinFamily", "PolymeraseComplex"]:
return "ProteinEntity"
elif eType in ["Gene", "GeneFamily", "GeneComplex", "Regulon", "Site", "Promoter"]:
return "GeneEntity"
else:
return None
def getSeeDevSuperTypes(self, eType):
if eType in ("Gene", "Gene_Family", "Box", "Promoter"):
return ("DNA", "Molecule")
elif eType == "RNA":
return ("RNA", "DNA_Product", "Molecule")
elif eType in ("Protein", "Protein_Family", "Protein_Complex", "Protein_Domain"):
return ("Amino_acid_sequence", "DNA_Product", "Molecule")
elif eType == "Hormone":
return ("Molecule",)
elif eType in ("Regulatory_Network", "Pathway"):
return ("Dynamic_process",)
elif eType in ("Genotype", "Tissue", "Development_Phase"):
return ("Biological_context", "Context")
elif eType == "Environmental_Factor":
return ("Context",)
else:
raise Exception("Unknown SeeDev type '" + str(eType) + "'")
def mergeForSeeDev(self, categoryName, structureAnalyzer):
if categoryName in structureAnalyzer.typeMap["forward"]:
return structureAnalyzer.typeMap["forward"][categoryName]
return categoryName
# for tag in ("Regulates", "Exists", "Interacts", "Is", "Occurs"):
# if categoryName.startswith(tag):
# categoryName = tag
# break
# return categoryName
def processCorpus(self, input, output, gold=None, append=False, allowNewIds=True, structureAnalyzer=None):
if self.styles["sdb_merge"]:
structureAnalyzer.determineNonOverlappingTypes()
self.structureAnalyzer = structureAnalyzer
ExampleBuilder.processCorpus(self, input, output, gold, append, allowNewIds, structureAnalyzer)
def isValidInteraction(self, e1, e2, structureAnalyzer,forceUndirected=False):
return len(structureAnalyzer.getValidEdgeTypes(e1.get("type"), e2.get("type"), forceUndirected=forceUndirected)) > 0
def getGoldCategoryName(self, goldGraph, entityToGold, e1, e2, directed=True):
if len(entityToGold[e1]) > 0 and len(entityToGold[e2]) > 0:
return self.getCategoryName(goldGraph, entityToGold[e1][0], entityToGold[e2][0], directed=directed)
else:
return "neg"
def filterEdge(self, edge, edgeTypes):
import types
assert edgeTypes != None
if type(edgeTypes) not in [types.ListType, types.TupleType]:
edgeTypes = [edgeTypes]
if edge[2].get("type") in edgeTypes:
return True
else:
return False
def keepExample(self, e1, e2, categoryName, isDirected, structureAnalyzer):
makeExample = True
if (not self.styles["no_auto_limits"]) and not self.isValidInteraction(e1, e2, structureAnalyzer, forceUndirected=not isDirected):
makeExample = False
self.exampleStats.filter("auto_limits")
if self.styles["genia_task1"] and (e1.get("type") == "Entity" or e2.get("type") == "Entity"):
makeExample = False
self.exampleStats.filter("genia_task1")
if self.styles["pos_only"] and categoryName == "neg":
makeExample = False
self.exampleStats.filter("pos_only")
if self.styles["no_self_loops"] and ((e1 == e2) or (e1.get("headOffset") == e2.get("headOffset"))):
makeExample = False
self.exampleStats.filter("no_self_loops")
return makeExample
def getExampleCategoryName(self, e1=None, e2=None, t1=None, t2=None, sentenceGraph=None, goldGraph=None, entityToGold=None, isDirected=True, structureAnalyzer=None):
if self.styles["token_nodes"]:
categoryName = self.getCategoryNameFromTokens(sentenceGraph, t1, t2, isDirected)
else:
categoryName = self.getCategoryName(sentenceGraph, e1, e2, isDirected)
if goldGraph != None:
categoryName = self.getGoldCategoryName(goldGraph, entityToGold, e1, e2, isDirected)
if self.styles["filter_types"] != None and categoryName in self.styles["filter_types"]:
categoryName = "neg"
if self.styles["se10t8_undirected"]:
assert e1.get("id").endswith(".e1")
assert e2.get("id").endswith(".e2")
#if self.styles["sdb_merge"]:
# categoryName = self.mergeForSeeDev(categoryName, structureAnalyzer)
return categoryName
def buildExamplesFromGraph(self, sentenceGraph, outfile, goldGraph = None, structureAnalyzer=None):
"""
Build examples for a single sentence. Returns a list of examples.
See Core/ExampleUtils for example format.
"""
#examples = []
exampleIndex = 0
# example directionality
if self.styles["directed"] == None and self.styles["undirected"] == None: # determine directedness from corpus
examplesAreDirected = structureAnalyzer.hasDirectedTargets() if structureAnalyzer != None else True
elif self.styles["directed"]:
assert self.styles["undirected"] in [None, False]
examplesAreDirected = True
elif self.styles["undirected"]:
assert self.styles["directed"] in [None, False]
examplesAreDirected = False
if not self.styles["no_trigger_features"]:
self.triggerFeatureBuilder.initSentence(sentenceGraph)
if self.styles["evex"]:
self.evexFeatureBuilder.initSentence(sentenceGraph)
# if self.styles["sdb_merge"]:
# self.determineNonOverlappingTypes(structureAnalyzer)
# Filter entities, if needed
sentenceGraph.mergeInteractionGraph(True)
entities = sentenceGraph.mergedEntities
entityToDuplicates = sentenceGraph.mergedEntityToDuplicates
self.exampleStats.addValue("Duplicate entities skipped", len(sentenceGraph.entities) - len(entities))
# Connect to optional gold graph
entityToGold = None
if goldGraph != None:
entityToGold = EvaluateInteractionXML.mapEntities(entities, goldGraph.entities)
paths = None
if not self.styles["no_path"]:
undirected = sentenceGraph.dependencyGraph.toUndirected()
paths = undirected
if self.styles["filter_shortest_path"] != None: # For DDI use filter_shortest_path=conj_and
paths.resetAnalyses() # just in case
paths.FloydWarshall(self.filterEdge, {"edgeTypes":self.styles["filter_shortest_path"]})
# Generate examples based on interactions between entities or interactions between tokens
if self.styles["token_nodes"]:
loopRange = len(sentenceGraph.tokens)
else:
loopRange = len(entities)
for i in range(loopRange-1):
for j in range(i+1,loopRange):
eI = None
eJ = None
if self.styles["token_nodes"]:
tI = sentenceGraph.tokens[i]
tJ = sentenceGraph.tokens[j]
else:
eI = entities[i]
eJ = entities[j]
tI = sentenceGraph.entityHeadTokenByEntity[eI]
tJ = sentenceGraph.entityHeadTokenByEntity[eJ]
if eI.get("type") == "neg" or eJ.get("type") == "neg":
continue
if self.styles["skip_extra_triggers"]:
if eI.get("source") != None or eJ.get("source") != None:
continue
# only consider paths between entities (NOTE! entities, not only named entities)
if self.styles["headsOnly"]:
if (len(sentenceGraph.tokenIsEntityHead[tI]) == 0) or (len(sentenceGraph.tokenIsEntityHead[tJ]) == 0):
continue
examples = self.buildExamplesForPair(tI, tJ, paths, sentenceGraph, goldGraph, entityToGold, eI, eJ, structureAnalyzer, examplesAreDirected)
for categoryName, features, extra in examples:
# make example
if self.styles["binary"]:
if categoryName != "neg":
category = 1
else:
category = -1
extra["categoryName"] = "i"
else:
category = self.classSet.getId(categoryName)
example = [sentenceGraph.getSentenceId()+".x"+str(exampleIndex), category, features, extra]
ExampleUtils.appendExamples([example], outfile)
exampleIndex += 1
return exampleIndex
def buildExamplesForPair(self, token1, token2, paths, sentenceGraph, goldGraph, entityToGold, entity1=None, entity2=None, structureAnalyzer=None, isDirected=True):
# define forward
categoryName = self.getExampleCategoryName(entity1, entity2, token1, token2, sentenceGraph, goldGraph, entityToGold, isDirected, structureAnalyzer=structureAnalyzer)
# make forward
forwardExample = None
self.exampleStats.beginExample(categoryName)
if self.keepExample(entity1, entity2, categoryName, isDirected, structureAnalyzer):
forwardExample = self.buildExample(token1, token2, paths, sentenceGraph, categoryName, entity1, entity2, structureAnalyzer, isDirected)
if isDirected: # build a separate reverse example (if that is valid)
self.exampleStats.endExample() # end forward example
# define reverse
categoryName = self.getExampleCategoryName(entity2, entity1, token2, token1, sentenceGraph, goldGraph, entityToGold, True, structureAnalyzer=structureAnalyzer)
# make reverse
self.exampleStats.beginExample(categoryName)
reverseExample = None
if self.keepExample(entity2, entity1, categoryName, True, structureAnalyzer):
reverseExample = self.buildExample(token2, token1, paths, sentenceGraph, categoryName, entity2, entity1, structureAnalyzer, isDirected)
self.exampleStats.endExample()
return filter(None, [forwardExample, reverseExample])
elif self.styles["se10t8_undirected"]: # undirected example with a directed type
self.exampleStats.endExample()
return [forwardExample]
elif forwardExample != None: # merge features from the reverse example to the forward one
reverseExample = self.buildExample(token2, token1, paths, sentenceGraph, categoryName, entity2, entity1, structureAnalyzer, isDirected)
forwardExample[1].update(reverseExample[1])
self.exampleStats.endExample() # end merged example
return [forwardExample]
else: # undirected example that was filtered
self.exampleStats.endExample() # end merged example
return []
def buildExample(self, token1, token2, paths, sentenceGraph, categoryName, entity1=None, entity2=None, structureAnalyzer=None, isDirected=True):
"""
Build a single directed example for the potential edge between token1 and token2
"""
# define features
if not self.styles["no_path"]:
path = paths.getPaths(token1, token2)
if len(path) > 0:
path = path[0]
#pathExists = True
else:
path = [token1, token2]
#pathExists = False
else:
path = [token1, token2]
#pathExists = False
features = {}
if not self.styles["no_features"]:
features = self.buildFeatures(sentenceGraph, entity1, entity2, token1, token2, path)
# define extra attributes
if int(path[0].get("charOffset").split("-")[0]) < int(path[-1].get("charOffset").split("-")[0]):
extra = {"xtype":"edge","type":"i","t1":path[0].get("id"),"t2":path[-1].get("id")}
extra["deprev"] = False
else:
extra = {"xtype":"edge","type":"i","t1":path[-1].get("id"),"t2":path[0].get("id")}
extra["deprev"] = True
if entity1 != None:
extra["e1"] = entity1.get("id")
if sentenceGraph.mergedEntityToDuplicates != None:
extra["e1DuplicateIds"] = ",".join([x.get("id") for x in sentenceGraph.mergedEntityToDuplicates[entity1]])
if entity2 != None:
extra["e2"] = entity2.get("id")
if sentenceGraph.mergedEntityToDuplicates != None:
extra["e2DuplicateIds"] = ",".join([x.get("id") for x in sentenceGraph.mergedEntityToDuplicates[entity2]])
extra["categoryName"] = categoryName
if self.styles["bacteria_renaming"]:
if entity1.get("text") != None and entity1.get("text") != "":
extra["e1t"] = entity1.get("text").replace(" ", "---").replace(":","-COL-")
if entity2.get("text") != None and entity2.get("text") != "":
extra["e2t"] = entity2.get("text").replace(" ", "---").replace(":","-COL-")
if self.styles["doc_extra"]:
if hasattr(sentenceGraph, "documentElement") and sentenceGraph.documentElement.get("origId") != None:
extra["DOID"] = sentenceGraph.documentElement.get("origId")
if self.styles["entity_extra"]:
if entity1.get("origId") != None: extra["e1OID"] = entity1.get("origId")
if entity2.get("origId") != None: extra["e2OID"] = entity2.get("origId")
sentenceOrigId = sentenceGraph.sentenceElement.get("origId")
if sentenceOrigId != None:
extra["SOID"] = sentenceOrigId
extra["directed"] = str(isDirected)
if self.styles["sdb_merge"]:
extra["sdb_merge"] = "True"
#print extra
return (categoryName, features, extra)
def buildFeatures(self, sentenceGraph, entity1, entity2, token1, token2, path):
features = {}
if not self.styles["no_trigger_features"]: # F 85.52 -> 85.55
self.triggerFeatureBuilder.setFeatureVector(features)
self.triggerFeatureBuilder.tag = "trg1_"
self.triggerFeatureBuilder.buildFeatures(token1)
self.triggerFeatureBuilder.tag = "trg2_"
self.triggerFeatureBuilder.buildFeatures(token2)
self.triggerFeatureBuilder.setFeatureVector(None)
# REL features
if self.styles["rel_features"] and not self.styles["no_task"]:
self.relFeatureBuilder.setFeatureVector(features)
self.relFeatureBuilder.tag = "rel1_"
self.relFeatureBuilder.buildAllFeatures(sentenceGraph.tokens, sentenceGraph.tokens.index(token1))
self.relFeatureBuilder.tag = "rel2_"
self.relFeatureBuilder.buildAllFeatures(sentenceGraph.tokens, sentenceGraph.tokens.index(token2))
self.relFeatureBuilder.setFeatureVector(None)
if self.styles["bacteria_renaming"] and not self.styles["no_task"]:
self.bacteriaRenamingFeatureBuilder.setFeatureVector(features)
self.bacteriaRenamingFeatureBuilder.buildPairFeatures(entity1, entity2)
#self.bacteriaRenamingFeatureBuilder.buildSubstringFeatures(entity1, entity2) # decreases perf. 74.76 -> 72.41
self.bacteriaRenamingFeatureBuilder.setFeatureVector(None)
if self.styles["co_features"] and not self.styles["no_task"]:
e1Offset = Range.charOffsetToSingleTuple(entity1.get("charOffset"))
e2Offset = Range.charOffsetToSingleTuple(entity2.get("charOffset"))
if Range.contains(e1Offset, e2Offset):
features[self.featureSet.getId("e1_contains_e2")] = 1
if entity2.get("given") == "True":
features[self.featureSet.getId("e1_contains_e2name")] = 1
if Range.contains(e2Offset, e1Offset):
features[self.featureSet.getId("e2_contains_e1")] = 1
if entity1.get("given") == "True":
features[self.featureSet.getId("e2_contains_e1name")] = 1
if self.styles["drugbank_features"]:
self.drugFeatureBuilder.setFeatureVector(features)
self.drugFeatureBuilder.tag = "ddi_"
self.drugFeatureBuilder.buildPairFeatures(entity1, entity2)
if self.styles["ddi_mtmx"]:
self.drugFeatureBuilder.buildMTMXFeatures(entity1, entity2)
self.drugFeatureBuilder.setFeatureVector(None)
if self.styles["graph_kernel"]:
self.graphKernelFeatureBuilder.setFeatureVector(features, entity1, entity2)
self.graphKernelFeatureBuilder.buildGraphKernelFeatures(sentenceGraph, path)
self.graphKernelFeatureBuilder.setFeatureVector(None)
if self.styles["entity_type"]:
e1Type = self.multiEdgeFeatureBuilder.getEntityType(entity1)
e2Type = self.multiEdgeFeatureBuilder.getEntityType(entity2)
features[self.featureSet.getId("e1_"+e1Type)] = 1
features[self.featureSet.getId("e2_"+e2Type)] = 1
features[self.featureSet.getId("distance_"+str(len(path)))] = 1
if not self.styles["no_dependency"]:
#print "Dep features"
self.multiEdgeFeatureBuilder.setFeatureVector(features, entity1, entity2)
#self.multiEdgeFeatureBuilder.buildStructureFeatures(sentenceGraph, paths) # remove for fast
if not self.styles["disable_entity_features"]:
self.multiEdgeFeatureBuilder.buildEntityFeatures(sentenceGraph)
self.multiEdgeFeatureBuilder.buildPathLengthFeatures(path)
if not self.styles["disable_terminus_features"]:
self.multiEdgeFeatureBuilder.buildTerminusTokenFeatures(path, sentenceGraph) # remove for fast
if not self.styles["disable_single_element_features"]:
self.multiEdgeFeatureBuilder.buildSingleElementFeatures(path, sentenceGraph)
if not self.styles["disable_ngram_features"]:
#print "NGrams"
self.multiEdgeFeatureBuilder.buildPathGrams(2, path, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(3, path, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(4, path, sentenceGraph) # remove for fast
#self.buildEdgeCombinations(path, edges, sentenceGraph, features) # remove for fast
#if edges != None:
# self.multiEdgeFeatureBuilder.buildTerminusFeatures(path[0], edges[0][1]+edges[1][0], "t1", sentenceGraph) # remove for fast
# self.multiEdgeFeatureBuilder.buildTerminusFeatures(path[-1], edges[len(path)-1][len(path)-2]+edges[len(path)-2][len(path)-1], "t2", sentenceGraph) # remove for fast
if not self.styles["disable_path_edge_features"]:
self.multiEdgeFeatureBuilder.buildPathEdgeFeatures(path, sentenceGraph)
self.multiEdgeFeatureBuilder.buildSentenceFeatures(sentenceGraph)
self.multiEdgeFeatureBuilder.setFeatureVector(None)
if self.styles["nodalida"]:
self.nodalidaFeatureBuilder.setFeatureVector(features, entity1, entity2)
shortestPaths = self.nodalidaFeatureBuilder.buildShortestPaths(sentenceGraph.dependencyGraph, path)
print shortestPaths
if len(shortestPaths) > 0:
self.nodalidaFeatureBuilder.buildNGrams(shortestPaths, sentenceGraph)
self.nodalidaFeatureBuilder.setFeatureVector(None)
if self.styles["linear_features"]:
self.tokenFeatureBuilder.setFeatureVector(features)
for i in range(len(sentenceGraph.tokens)):
if sentenceGraph.tokens[i] == token1:
token1Index = i
if sentenceGraph.tokens[i] == token2:
token2Index = i
linearPreTag = "linfw_"
if token1Index > token2Index:
token1Index, token2Index = token2Index, token1Index
linearPreTag = "linrv_"
self.tokenFeatureBuilder.buildLinearOrderFeatures(token1Index, sentenceGraph, 2, 2, preTag="linTok1")
self.tokenFeatureBuilder.buildLinearOrderFeatures(token2Index, sentenceGraph, 2, 2, preTag="linTok2")
# Before, middle, after
# self.tokenFeatureBuilder.buildTokenGrams(0, token1Index-1, sentenceGraph, "bf")
# self.tokenFeatureBuilder.buildTokenGrams(token1Index+1, token2Index-1, sentenceGraph, "bw")
# self.tokenFeatureBuilder.buildTokenGrams(token2Index+1, len(sentenceGraph.tokens)-1, sentenceGraph, "af")
# before-middle, middle, middle-after
# self.tokenFeatureBuilder.buildTokenGrams(0, token2Index-1, sentenceGraph, linearPreTag+"bf", max=2)
# self.tokenFeatureBuilder.buildTokenGrams(token1Index+1, token2Index-1, sentenceGraph, linearPreTag+"bw", max=2)
# self.tokenFeatureBuilder.buildTokenGrams(token1Index+1, len(sentenceGraph.tokens)-1, sentenceGraph, linearPreTag+"af", max=2)
self.tokenFeatureBuilder.setFeatureVector(None)
if self.styles["random"]:
self.randomFeatureBuilder.setFeatureVector(features)
self.randomFeatureBuilder.buildRandomFeatures(100, 0.01)
self.randomFeatureBuilder.setFeatureVector(None)
if self.styles["genia_features"] and not self.styles["no_task"]:
e1Type = entity1.get("type")
e2Type = entity2.get("type")
assert(entity1.get("given") in (None, "False"))
if entity2.get("given") == "True":
features[self.featureSet.getId("GENIA_target_protein")] = 1
else:
features[self.featureSet.getId("GENIA_nested_event")] = 1
if e1Type.find("egulation") != -1: # leave r out to avoid problems with capitalization
if entity2.get("given") == "True":
features[self.featureSet.getId("GENIA_regulation_of_protein")] = 1
else:
features[self.featureSet.getId("GENIA_regulation_of_event")] = 1
if self.styles["bi_features"]:
# Make features based on entity types
e1Type = entity1.get("type")
e2Type = entity2.get("type")
e1SuperType = str(self.getBISuperType(e1Type))
e2SuperType = str(self.getBISuperType(e2Type))
features[self.featureSet.getId("BI_e1_"+e1Type)] = 1
features[self.featureSet.getId("BI_e2_"+e2Type)] = 1
features[self.featureSet.getId("BI_e1sup_"+e1SuperType)] = 1
features[self.featureSet.getId("BI_e2sup_"+e2SuperType)] = 1
features[self.featureSet.getId("BI_e1e2_"+e1Type+"_"+e2Type)] = 1
features[self.featureSet.getId("BI_e1e2sup_"+e1SuperType+"_"+e2SuperType)] = 1
if self.styles["sdb_features"]:
e1Type = entity1.get("type")
e2Type = entity2.get("type")
features[self.featureSet.getId("SDB_e1_"+e1Type)] = 1
features[self.featureSet.getId("SDB_e2_"+e2Type)] = 1
features[self.featureSet.getId("SDB_e1e2_"+e1Type+"_"+e2Type)] = 1
if e1Type == e2Type:
features[self.featureSet.getId("SDB_e1e2_equal")] = 1
features[self.featureSet.getId("SDB_e1e2_equal_" + e1Type)] = 1
e1SuperTypes = str(self.getSeeDevSuperTypes(e1Type))
e2SuperTypes = str(self.getSeeDevSuperTypes(e2Type))
for e1SuperType in e1SuperTypes:
for e2SuperType in e2SuperTypes:
features[self.featureSet.getId("SDB_e1sup_"+e1SuperType)] = 1
features[self.featureSet.getId("SDB_e2sup_"+e2SuperType)] = 1
features[self.featureSet.getId("SDB_e1e2sup_"+e1SuperType+"_"+e2SuperType)] = 1
if e1SuperType == e2SuperType:
features[self.featureSet.getId("SDB_e1e2sup_equal")] = 1
features[self.featureSet.getId("SDB_e1e2sup_equal_" + e1SuperType)] = 1
if self.styles["ontobiotope_features"]:
self.ontobiotopeFeatureBuilder.setFeatureVector(features)
self.ontobiotopeFeatureBuilder.buildOBOFeaturesForEntityPair(entity1, entity2)
self.ontobiotopeFeatureBuilder.setFeatureVector(None)
if self.styles["full_entities"]:
e1Text = entity1.get("text").lower()
e2Text = entity2.get("text").lower()
features[self.featureSet.getId("FULL_e1_"+e1Text)] = 1
features[self.featureSet.getId("FULL_e2_"+e2Text)] = 1
for ep1 in e1Text.split():
for ep2 in e2Text.split():
features[self.featureSet.getId("FULL_e1_"+ep1)] = 1
features[self.featureSet.getId("FULL_e2_"+ep2)] = 1
features[self.featureSet.getId("FULL_e1e2_"+ep1+"_"+ep2)] = 1
if self.styles["evex"]:
self.evexFeatureBuilder.setFeatureVector(features, entity1, entity2)
self.evexFeatureBuilder.buildEdgeFeatures(entity1, entity2, token1, token2, path, sentenceGraph)
self.evexFeatureBuilder.setFeatureVector(None)
if self.styles["wordnet"]:
self.wordNetFeatureBuilder.setFeatureVector(features, entity1, entity2)
self.wordNetFeatureBuilder.buildFeaturesForEntityPair(token1, token2)
self.wordNetFeatureBuilder.buildLinearFeatures(token1, sentenceGraph.tokens, tag="t1_")
self.wordNetFeatureBuilder.buildLinearFeatures(token2, sentenceGraph.tokens, tag="t2_")
self.wordNetFeatureBuilder.buildPathFeatures(path)
self.wordNetFeatureBuilder.setFeatureVector(None)
if self.styles["wordvector"]:
self.wordVectorFeatureBuilder.setFeatureVector(features, entity1, entity2)
self.wordVectorFeatureBuilder.buildFeatures(token1, "t1_")
self.wordVectorFeatureBuilder.buildFeatures(token2, "t2_")
self.wordVectorFeatureBuilder.buildLinearFeatures(token1, sentenceGraph.tokens, tag="t1_")
self.wordVectorFeatureBuilder.buildLinearFeatures(token2, sentenceGraph.tokens, tag="t2_")
self.wordVectorFeatureBuilder.buildPathFeatures(path)
self.wordVectorFeatureBuilder.buildFBAFeatures(sentenceGraph.tokens, sentenceGraph.tokens.index(token1), sentenceGraph.tokens.index(token2))
self.wordVectorFeatureBuilder.setFeatureVector(None)
if self.styles["giuliano"]:
self.giulianoFeatureBuilder.setFeatureVector(features, entity1, entity2)
self.giulianoFeatureBuilder.buildEdgeFeatures(entity1, entity2, token1, token2, path, sentenceGraph)
self.giulianoFeatureBuilder.setFeatureVector(None)
return features
def __init__(self, style=None, types=[], featureSet=None, classSet=None):
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
assert( classSet.getId("neg") == 1 or (len(classSet.Ids)== 2 and classSet.getId("neg") == -1) )
# Basic style = trigger_features:typed:directed:no_linear:entities:auto_limits:noMasking:maxFeatures
self._setDefaultParameters([
"directed", "undirected", "headsOnly", "graph_kernel", "noAnnType", "mask_nodes", "limit_features",
"no_auto_limits", "co_features", "genia_features", "bi_features", #"genia_limits", "epi_limits", "id_limits", "rel_limits", "bb_limits", "bi_limits", "co_limits",
"genia_task1", "ontology", "nodalida", "bacteria_renaming", "no_trigger_features", "rel_features",
"drugbank_features", "ddi_mtmx", "evex", "giuliano", "random", "themeOnly", "causeOnly", "no_path", "token_nodes",
"skip_extra_triggers", "headsOnly", "graph_kernel", "no_task", "no_dependency",
"disable_entity_features", "disable_terminus_features", "disable_single_element_features",
"disable_ngram_features", "disable_path_edge_features", "linear_features", "subset", "binary", "pos_only",
"entity_type", "filter_shortest_path", "maskTypeAsProtein", "keep_neg", "metamap",
"sdb_merge", "sdb_features", "ontobiotope_features", "no_self_loops", "full_entities",
"no_features", "wordnet", "wordvector", "se10t8_undirected", "filter_types", "doc_extra",
"entity_extra"])
self.styles = self.getParameters(style)
#if style == None: # no parameters given
# style["typed"] = style["directed"] = style["headsOnly"] = True
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet, self.styles)
# NOTE Temporarily re-enabling predicted range
#self.multiEdgeFeatureBuilder.definePredictedValueRange([], None)
if self.styles["graph_kernel"]:
from FeatureBuilders.GraphKernelFeatureBuilder import GraphKernelFeatureBuilder
self.graphKernelFeatureBuilder = GraphKernelFeatureBuilder(self.featureSet)
if self.styles["noAnnType"]:
self.multiEdgeFeatureBuilder.noAnnType = True
if self.styles["mask_nodes"]:
self.multiEdgeFeatureBuilder.maskNamedEntities = True
else:
self.multiEdgeFeatureBuilder.maskNamedEntities = False
if not self.styles["limit_features"]:
self.multiEdgeFeatureBuilder.maximum = True
if self.styles["genia_task1"]:
self.multiEdgeFeatureBuilder.filterAnnTypes.add("Entity")
self.tokenFeatureBuilder = TokenFeatureBuilder(self.featureSet)
if self.styles["ontology"]:
self.multiEdgeFeatureBuilder.ontologyFeatureBuilder = BioInferOntologyFeatureBuilder(self.featureSet)
if self.styles["ontobiotope_features"]:
self.ontobiotopeFeatureBuilder = OntoBiotopeFeatureBuilder(self.featureSet)
if self.styles["nodalida"]:
self.nodalidaFeatureBuilder = NodalidaFeatureBuilder(self.featureSet)
if self.styles["bacteria_renaming"]:
self.bacteriaRenamingFeatureBuilder = BacteriaRenamingFeatureBuilder(self.featureSet)
if not self.styles["no_trigger_features"]:
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet, self.styles)
self.triggerFeatureBuilder.useNonNameEntities = True
if self.styles["noAnnType"]:
self.triggerFeatureBuilder.noAnnType = True
if self.styles["genia_task1"]:
self.triggerFeatureBuilder.filterAnnTypes.add("Entity")
#self.bioinferOntologies = OntologyUtils.loadOntologies(OntologyUtils.g_bioInferFileName)
if self.styles["rel_features"]:
self.relFeatureBuilder = RELFeatureBuilder(featureSet)
if self.styles["drugbank_features"]:
self.drugFeatureBuilder = DrugFeatureBuilder(featureSet)
if self.styles["evex"]:
self.evexFeatureBuilder = EVEXFeatureBuilder(featureSet)
if self.styles["wordnet"]:
self.wordNetFeatureBuilder = WordNetFeatureBuilder(featureSet)
if self.styles["wordvector"]:
self.wordVectorFeatureBuilder = WordVectorFeatureBuilder(featureSet, self.styles)
if self.styles["giuliano"]:
self.giulianoFeatureBuilder = GiulianoFeatureBuilder(featureSet)
self.types = types
if self.styles["random"]:
from FeatureBuilders.RandomFeatureBuilder import RandomFeatureBuilder
self.randomFeatureBuilder = RandomFeatureBuilder(self.featureSet)
class AsymmetricEventExampleBuilder(ExampleBuilder):
def __init__(self,
style=["typed", "directed"],
length=None,
types=[],
featureSet=None,
classSet=None):
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
assert (classSet.getId("neg") == 1)
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
if style.find(",") != -1:
style = style.split(",")
self.styles = style
self.negFrac = None
self.posPairGaz = POSPairGazetteer()
for s in style:
if s.find("negFrac") != -1:
self.negFrac = float(s.split("_")[-1])
print >> sys.stderr, "Downsampling negatives to", self.negFrac
self.negRand = random.Random(15)
elif s.find("posPairGaz") != -1:
self.posPairGaz = POSPairGazetteer(
loadFrom=s.split("_", 1)[-1])
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
if "graph_kernel" in self.styles:
from FeatureBuilders.GraphKernelFeatureBuilder import GraphKernelFeatureBuilder
self.graphKernelFeatureBuilder = GraphKernelFeatureBuilder(
self.featureSet)
if "noAnnType" in self.styles:
self.multiEdgeFeatureBuilder.noAnnType = True
if "noMasking" in self.styles:
self.multiEdgeFeatureBuilder.maskNamedEntities = False
if "maxFeatures" in self.styles:
self.multiEdgeFeatureBuilder.maximum = True
self.tokenFeatureBuilder = TokenFeatureBuilder(self.featureSet)
if "ontology" in self.styles:
self.multiEdgeFeatureBuilder.ontologyFeatureBuilder = BioInferOntologyFeatureBuilder(
self.featureSet)
if "nodalida" in self.styles:
self.nodalidaFeatureBuilder = NodalidaFeatureBuilder(
self.featureSet)
#IF LOCAL
if "bioinfer_limits" in self.styles:
self.bioinferOntologies = OntologyUtils.getBioInferTempOntology()
#self.bioinferOntologies = OntologyUtils.loadOntologies(OntologyUtils.g_bioInferFileName)
#ENDIF
self.pathLengths = length
assert (self.pathLengths == None)
self.types = types
if "random" in self.styles:
from FeatureBuilders.RandomFeatureBuilder import RandomFeatureBuilder
self.randomFeatureBuilder = RandomFeatureBuilder(self.featureSet)
#self.outFile = open("exampleTempFile.txt","wt")
@classmethod
def run(cls, input, output, parse, tokenization, style, idFileTag=None):
classSet, featureSet = cls.getIdSets(idFileTag)
if style != None:
e = cls(style=style, classSet=classSet, featureSet=featureSet)
else:
e = cls(classSet=classSet, featureSet=featureSet)
sentences = cls.getSentences(input, parse, tokenization)
e.buildExamplesForSentences(sentences, output, idFileTag)
if "printClassIds" in e.styles:
print >> sys.stderr, e.classSet.Ids
def definePredictedValueRange(self, sentences, elementName):
self.multiEdgeFeatureBuilder.definePredictedValueRange(
sentences, elementName)
def getPredictedValueRange(self):
return self.multiEdgeFeatureBuilder.predictedRange
def filterEdgesByType(self, edges, typesToInclude):
if len(typesToInclude) == 0:
return edges
edgesToKeep = []
for edge in edges:
if edge.get("type") in typesToInclude:
edgesToKeep.append(edge)
return edgesToKeep
def getCategoryNameFromTokens(self, sentenceGraph, t1, t2, directed=True):
types = set()
themeE1Types = set()
intEdges = []
if sentenceGraph.interactionGraph.has_edge(t1, t2):
intEdges = sentenceGraph.interactionGraph.get_edge_data(t1,
t2,
default={})
# NOTE: Only works if keys are ordered integers
for i in range(len(intEdges)):
types.add(intEdges[i]["element"].get("type"))
# if (not directed) and sentenceGraph.interactionGraph.has_edge(t2, t1):
# intEdgesReverse = sentenceGraph.interactionGraph.get_edge(t2, t1, default={})
# # NOTE: Only works if keys are ordered integers
# for i in range(len(intEdgesReverse)):
# intElement = intEdgesReverse[i]["element"]
# intType = intElement.get("type")
# types.add(intType)
# intEdges.extend(intEdgesReverse)
for i in range(len(intEdges)):
intElement = intEdges[i]["element"]
intType = intElement.get("type")
if intType == "Theme":
e1Entity = sentenceGraph.entitiesById[intElement.get("e1")]
themeE1Types.add(e1Entity.get("type"))
#types.add(intType)
if len(themeE1Types) != 0:
themeE1Types = list(themeE1Types)
themeE1Types.sort()
categoryName = ""
for name in themeE1Types:
if categoryName != "":
categoryName += "---"
categoryName += name
return categoryName
else:
types = list(types)
types.sort()
categoryName = ""
for name in types:
if categoryName != "":
categoryName += "---"
categoryName += name
if categoryName != "":
return categoryName
else:
return "neg"
def getCategoryName(self, sentenceGraph, e1, e2, directed=True):
interactions = sentenceGraph.getInteractions(e1, e2)
if not directed:
interactions.extend(sentenceGraph.getInteractions(e2, e1))
types = set()
for interaction in interactions:
types.add(interaction.attrib["type"])
types = list(types)
types.sort()
categoryName = ""
for name in types:
if categoryName != "":
categoryName += "---"
categoryName += name
if categoryName != "":
return categoryName
else:
return "neg"
def preProcessExamples(self, allExamples):
# Duplicates cannot be removed here, as they should only be removed from the training set. This is done
# in the classifier.
# if "no_duplicates" in self.styles:
# count = len(allExamples)
# print >> sys.stderr, " Removing duplicates,",
# allExamples = ExampleUtils.removeDuplicates(allExamples)
# print >> sys.stderr, "removed", count - len(allExamples)
if "normalize" in self.styles:
print >> sys.stderr, " Normalizing feature vectors"
ExampleUtils.normalizeFeatureVectors(allExamples)
return allExamples
def isPotentialGeniaInteraction(self, e1, e2):
if e1.get("isName") == "True":
return False
else:
return True
#IF LOCAL
def getBioInferParentType(self, eType):
if eType == "Physical_entity" or OntologyUtils.hasParent(
eType, "Physical_entity", self.bioinferOntologies):
return "Physical"
elif eType == "Property_entity" or OntologyUtils.hasParent(
eType, "Property_entity", self.bioinferOntologies):
return "Property"
elif OntologyUtils.hasParent(eType, "Relationship",
self.bioinferOntologies):
return "Process"
else:
assert False, eType
# if self.bioinferOntologies["Entity"].has_key(eType):
# if OntologyUtils.hasParent(eType, "Physical_entity", self.bioinferOntologies):
# assert not OntologyUtils.hasParent(eType, "Property_entity", self.bioinferOntologies), eType
# return "Physical"
# else:
# assert OntologyUtils.hasParent(eType, "Property_entity", self.bioinferOntologies), eType
# return "Property"
#
# else:
# assert self.bioinferOntologies.has_key(eType), eType
# #assert OntologyUtils.hasParent(eType, "Process_entity", self.bioinferOntologies["Relationship"]), eType
# return "Process"
def isPotentialBioInferInteraction(self, e1, e2, categoryName):
e1Type = self.getBioInferParentType(e1.get("type"))
e2Type = self.getBioInferParentType(e2.get("type"))
if e1Type == "Process" or e1Type == "Property":
return True
elif e1Type == "Physical" and e2Type == "Physical":
return True
elif e1Type == "Physical" and e2Type == "Process": # hack
return True
else:
assert (
categoryName == "neg"
), categoryName + " category for " + e1Type + " and " + e2Type
return False
#ENDIF
def nxMultiDiGraphToUndirected(self, graph):
undirected = NX10.MultiGraph(name=graph.name)
undirected.add_nodes_from(graph)
undirected.add_edges_from(graph.edges_iter())
return undirected
def buildExamples(self, sentenceGraph):
examples = []
exampleIndex = 0
clearGraph = sentenceGraph.getCleared()
#undirected = sentenceGraph.getUndirectedDependencyGraph()
undirected = self.nxMultiDiGraphToUndirected(
sentenceGraph.dependencyGraph)
##undirected = sentenceGraph.dependencyGraph.to_undirected()
###undirected = NX10.MultiGraph(sentenceGraph.dependencyGraph) This didn't work
paths = NX10.all_pairs_shortest_path(undirected, cutoff=999)
self.triggerFeatureBuilder.initSentence(clearGraph)
# Generate examples based on interactions between entities or interactions between tokens
if "entities" in self.styles:
loopRange = len(sentenceGraph.entities)
else:
loopRange = len(sentenceGraph.tokens)
#for i in range(loopRange-1):
for i in range(loopRange): # allow self-interactions
#for j in range(i+1,loopRange):
for j in range(i, loopRange): # allow self-interactions
eI = None
eJ = None
if "entities" in self.styles:
eI = sentenceGraph.entities[i]
eJ = sentenceGraph.entities[j]
tI = sentenceGraph.entityHeadTokenByEntity[eI]
tJ = sentenceGraph.entityHeadTokenByEntity[eJ]
#if "no_ne_interactions" in self.styles and eI.get("isName") == "True" and eJ.get("isName") == "True":
# continue
if eI.get("type") == "neg" or eJ.get("type") == "neg":
continue
else:
tI = sentenceGraph.tokens[i]
tJ = sentenceGraph.tokens[j]
# # only consider paths between entities (NOTE! entities, not only named entities)
# if "headsOnly" in self.styles:
# if (len(sentenceGraph.tokenIsEntityHead[tI]) == 0) or (len(sentenceGraph.tokenIsEntityHead[tJ]) == 0):
# continue
if "directed" in self.styles:
# define forward
if "entities" in self.styles:
categoryName = self.getCategoryName(
sentenceGraph, eI, eJ, True)
else:
categoryName = self.getCategoryNameFromTokens(
sentenceGraph, tI, tJ, True)
self.exampleStats.beginExample(categoryName)
if self.negFrac == None or categoryName != "neg" or (
categoryName == "neg"
and self.negRand.random() < self.negFrac):
makeExample = True
if ("genia_limits" in self.styles
) and not self.isPotentialGeniaInteraction(eI, eJ):
makeExample = False
self.exampleStats.filter("genia_limits")
if self.posPairGaz.getNegFrac(
(tI.get("POS"), tJ.get("POS"))) == 1.0:
makeExample = False
self.exampleStats.filter("pos_pair")
if makeExample:
if not sentenceGraph.tokenIsName[tI]:
examples.append(
self.buildExample(tI, tJ, paths,
clearGraph, categoryName,
exampleIndex, eI, eJ))
exampleIndex += 1
else:
self.exampleStats.filter("genia_token_limits")
else:
self.exampleStats.filter("neg_frac")
self.exampleStats.endExample()
# define reverse
if "entities" in self.styles:
categoryName = self.getCategoryName(
sentenceGraph, eJ, eI, True)
else:
categoryName = self.getCategoryNameFromTokens(
sentenceGraph, tJ, tI, True)
self.exampleStats.beginExample(categoryName)
if self.negFrac == None or categoryName != "neg" or (
categoryName == "neg"
and self.negRand.random() < self.negFrac):
makeExample = True
if ("genia_limits" in self.styles
) and not self.isPotentialGeniaInteraction(eJ, eI):
makeExample = False
self.exampleStats.filter("genia_limits")
if ("bioinfer_limits" in self.styles
) and not self.isPotentialBioInferInteraction(
eJ, eI, categoryName):
makeExample = False
self.exampleStats.filter("bioinfer_limits")
if self.posPairGaz.getNegFrac(
(tJ.get("POS"), tI.get("POS"))) == 1.0:
makeExample = False
self.exampleStats.filter("pos_pair")
if makeExample:
if not sentenceGraph.tokenIsName[tJ]:
examples.append(
self.buildExample(tJ, tI, paths,
clearGraph, categoryName,
exampleIndex, eJ, eI))
exampleIndex += 1
else:
self.exampleStats.filter("genia_token_limits")
else:
self.exampleStats.filter("neg_frac")
self.exampleStats.endExample()
# else:
# if "entities" in self.styles:
# categoryName = self.getCategoryName(sentenceGraph, eI, eJ, False)
# else:
# categoryName = self.getCategoryNameFromTokens(sentenceGraph, tI, tJ, False)
# forwardExample = self.buildExample(tI, tJ, paths, clearGraph, categoryName, exampleIndex, eI, eJ)
# if not "graph_kernel" in self.styles:
# reverseExample = self.buildExample(tJ, tI, paths, clearGraph, categoryName, exampleIndex, eJ, eI)
# forwardExample[2].update(reverseExample[2])
# examples.append(forwardExample)
# exampleIndex += 1
return examples
def buildExample(self,
token1,
token2,
paths,
sentenceGraph,
categoryName,
exampleIndex,
entity1=None,
entity2=None):
# define features
features = {}
if True: #token1 != token2 and paths.has_key(token1) and paths[token1].has_key(token2):
if token1 != token2 and paths.has_key(
token1) and paths[token1].has_key(token2):
path = paths[token1][token2]
else:
path = [token1, token2]
assert (self.pathLengths == None)
if self.pathLengths == None or len(path) - 1 in self.pathLengths:
if not "no_trigger":
self.triggerFeatureBuilder.setFeatureVector(self.features)
self.triggerFeatureBuilder.tag = "trg_t1_"
self.triggerFeatureBuilder.buildFeatures(eventToken)
self.triggerFeatureBuilder.tag = "trg_t2_"
self.triggerFeatureBuilder.buildFeatures(eventToken)
# if not "no_ontology" in self.styles:
# self.ontologyFeatureBuilder.setFeatureVector(features)
# self.ontologyFeatureBuilder.buildOntologyFeaturesForPath(sentenceGraph, path)
# self.ontologyFeatureBuilder.setFeatureVector(None)
if "graph_kernel" in self.styles or not "no_dependency" in self.styles:
if token1 != token2 and paths.has_key(
token1) and paths[token1].has_key(token2):
edges = self.multiEdgeFeatureBuilder.getEdges(
sentenceGraph.dependencyGraph, path)
else:
edges = None
if "graph_kernel" in self.styles:
self.graphKernelFeatureBuilder.setFeatureVector(
features, entity1, entity2)
self.graphKernelFeatureBuilder.buildGraphKernelFeatures(
sentenceGraph, path, edges)
self.graphKernelFeatureBuilder.setFeatureVector(None)
if "entity_type" in self.styles:
features[self.featureSet.getId("e1_" +
entity1.attrib["type"])] = 1
features[self.featureSet.getId("e2_" +
entity2.attrib["type"])] = 1
features[self.featureSet.getId("distance_" +
str(len(path)))] = 1
if not "no_dependency" in self.styles:
if token1 == token2:
features[self.featureSet.getId("tokenSelfLoop")] = 1
self.multiEdgeFeatureBuilder.setFeatureVector(
features, entity1, entity2)
#self.multiEdgeFeatureBuilder.buildStructureFeatures(sentenceGraph, paths) # remove for fast
if not "disable_entity_features" in self.styles:
self.multiEdgeFeatureBuilder.buildEntityFeatures(
sentenceGraph)
self.multiEdgeFeatureBuilder.buildPathLengthFeatures(path)
if not "disable_terminus_features" in self.styles:
self.multiEdgeFeatureBuilder.buildTerminusTokenFeatures(
path, sentenceGraph) # remove for fast
if not "disable_single_element_features" in self.styles:
self.multiEdgeFeatureBuilder.buildSingleElementFeatures(
path, edges, sentenceGraph)
if not "disable_ngram_features" in self.styles:
self.multiEdgeFeatureBuilder.buildPathGrams(
2, path, edges, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(
3, path, edges, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(
4, path, edges, sentenceGraph) # remove for fast
#self.buildEdgeCombinations(path, edges, sentenceGraph, features) # remove for fast
#if edges != None:
# self.multiEdgeFeatureBuilder.buildTerminusFeatures(path[0], edges[0][1]+edges[1][0], "t1", sentenceGraph) # remove for fast
# self.multiEdgeFeatureBuilder.buildTerminusFeatures(path[-1], edges[len(path)-1][len(path)-2]+edges[len(path)-2][len(path)-1], "t2", sentenceGraph) # remove for fast
if not "disable_path_edge_features" in self.styles:
self.multiEdgeFeatureBuilder.buildPathEdgeFeatures(
path, edges, sentenceGraph)
self.multiEdgeFeatureBuilder.buildSentenceFeatures(
sentenceGraph)
self.multiEdgeFeatureBuilder.setFeatureVector(None)
if "nodalida" in self.styles:
self.nodalidaFeatureBuilder.setFeatureVector(
features, entity1, entity2)
shortestPaths = self.nodalidaFeatureBuilder.buildShortestPaths(
sentenceGraph.dependencyGraph, path)
print shortestPaths
if len(shortestPaths) > 0:
self.nodalidaFeatureBuilder.buildNGrams(
shortestPaths, sentenceGraph)
self.nodalidaFeatureBuilder.setFeatureVector(None)
if not "no_linear" in self.styles:
self.tokenFeatureBuilder.setFeatureVector(features)
for i in range(len(sentenceGraph.tokens)):
if sentenceGraph.tokens[i] == token1:
token1Index = i
if sentenceGraph.tokens[i] == token2:
token2Index = i
linearPreTag = "linfw_"
if token1Index > token2Index:
token1Index, token2Index = token2Index, token1Index
linearPreTag = "linrv_"
self.tokenFeatureBuilder.buildLinearOrderFeatures(
token1Index, sentenceGraph, 2, 2, preTag="linTok1")
self.tokenFeatureBuilder.buildLinearOrderFeatures(
token2Index, sentenceGraph, 2, 2, preTag="linTok2")
# Before, middle, after
# self.tokenFeatureBuilder.buildTokenGrams(0, token1Index-1, sentenceGraph, "bf")
# self.tokenFeatureBuilder.buildTokenGrams(token1Index+1, token2Index-1, sentenceGraph, "bw")
# self.tokenFeatureBuilder.buildTokenGrams(token2Index+1, len(sentenceGraph.tokens)-1, sentenceGraph, "af")
# before-middle, middle, middle-after
# self.tokenFeatureBuilder.buildTokenGrams(0, token2Index-1, sentenceGraph, linearPreTag+"bf", max=2)
# self.tokenFeatureBuilder.buildTokenGrams(token1Index+1, token2Index-1, sentenceGraph, linearPreTag+"bw", max=2)
# self.tokenFeatureBuilder.buildTokenGrams(token1Index+1, len(sentenceGraph.tokens)-1, sentenceGraph, linearPreTag+"af", max=2)
self.tokenFeatureBuilder.setFeatureVector(None)
if "random" in self.styles:
self.randomFeatureBuilder.setFeatureVector(features)
self.randomFeatureBuilder.buildRandomFeatures(100, 0.01)
self.randomFeatureBuilder.setFeatureVector(None)
if "genia_limits" in self.styles:
e1Type = entity1.get("type")
e2Type = entity2.get("type")
assert (entity1.get("isName") == "False")
if entity2.get("isName") == "True":
features[self.featureSet.getId(
"GENIA_target_protein")] = 1
else:
features[self.featureSet.getId(
"GENIA_nested_event")] = 1
if e1Type.find(
"egulation"
) != -1: # leave r out to avoid problems with capitalization
if entity2.get("isName") == "True":
features[self.featureSet.getId(
"GENIA_regulation_of_protein")] = 1
else:
features[self.featureSet.getId(
"GENIA_regulation_of_event")] = 1
else:
features[self.featureSet.getId("always_negative")] = 1
if "subset" in self.styles:
features[self.featureSet.getId("out_of_scope")] = 1
else:
features[self.featureSet.getId("always_negative")] = 1
if "subset" in self.styles:
features[self.featureSet.getId("out_of_scope")] = 1
path = [token1, token2]
self.triggerFeatureBuilder.tag = ""
self.triggerFeatureBuilder.setFeatureVector(None)
# define extra attributes
# if int(path[0].attrib["id"].split("_")[-1]) < int(path[-1].attrib["id"].split("_")[-1]):
# #extra = {"xtype":"edge","type":"i","t1":path[0],"t2":path[-1]}
# extra = {"xtype":"asym","type":"i","t1":path[0].get("id"),"t2":path[-1].get("id")}
# extra["deprev"] = False
# else:
# #extra = {"xtype":"edge","type":"i","t1":path[-1],"t2":path[0]}
# extra = {"xtype":"asym","type":"i","t1":path[-1].get("id"),"t2":path[0].get("id")}
# extra["deprev"] = True
extra = {
"xtype": "asym",
"type": "i",
"t1": token1.get("id"),
"t2": token2.get("id")
}
if entity1 != None:
#extra["e1"] = entity1
extra["e1"] = entity1.get("id")
if entity2 != None:
#extra["e2"] = entity2
extra["e2"] = entity2.get("id")
extra["categoryName"] = categoryName
sentenceOrigId = sentenceGraph.sentenceElement.get("origId")
if sentenceOrigId != None:
extra["SOID"] = sentenceOrigId
# make example
if "binary" in self.styles:
if categoryName != "neg":
category = 1
else:
category = -1
categoryName = "i"
else:
category = self.classSet.getId(categoryName)
return (sentenceGraph.getSentenceId() + ".x" + str(exampleIndex),
category, features, extra)
class DirectEventExampleBuilder(ExampleBuilder):
def __init__(self, style=["typed","directed","headsOnly"], length=None, types=[], featureSet=None, classSet=None, gazetteer=None, pathGazetteer=None, negFrac=None):
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
assert( classSet.getId("neg") == 1 )
if gazetteer != None:
print >> sys.stderr, "Loading gazetteer from", gazetteer
self.gazetteer=Gazetteer.loadGztr(gazetteer)
else:
print >> sys.stderr, "No gazetteer loaded"
self.gazetteer=None
self.pathGazetteer=None
self.pathGazetteerDependencies = None
self.pathGazetteerPairs = None
if pathGazetteer != None:
print >> sys.stderr, "Loading path gazetteer from", pathGazetteer
self.pathGazetteer=PathGazetteer.load(pathGazetteer)
self.pathGazetteerDependencies = PathGazetteer.getDependencies(self.pathGazetteer)
self.pathGazetteerPairs = PathGazetteer.getPairs(self.pathGazetteer)
else:
print >> sys.stderr, "No path gazetteer loaded"
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
self.styles = style
self.negFrac = negFrac
print >> sys.stderr, "Downsampling negatives to", negFrac
self.negRand = random.Random()
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
if True:#"noAnnType" in self.styles:
self.multiEdgeFeatureBuilder.noAnnType = True
if "noMasking" in self.styles:
self.multiEdgeFeatureBuilder.maskNamedEntities = False
if "maxFeatures" in self.styles:
self.multiEdgeFeatureBuilder.maximum = True
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
#self.tokenFeatureBuilder = TokenFeatureBuilder(self.featureSet)
#if "ontology" in self.styles:
# self.multiEdgeFeatureBuilder.ontologyFeatureBuilder = BioInferOntologyFeatureBuilder(self.featureSet)
self.pathLengths = length
assert(self.pathLengths == None)
self.types = types
self.eventsByOrigId = {}
self.headTokensByOrigId = {}
self.interSentenceEvents = set()
self.examplesByEventOrigId = {}
self.skippedByType = {}
self.skippedByTypeAndReason = {}
self.builtByType = {}
self.gazMatchCache = {}
#self.outFile = open("exampleTempFile.txt","wt")
@classmethod
def run(cls, input, output, parse, tokenization, style, idFileTag=None, gazetteer=None, pathGazetteer=None, negFrac=None):
classSet, featureSet = cls.getIdSets(idFileTag)
if style != None:
e = DirectEventExampleBuilder(style=style, classSet=classSet, featureSet=featureSet, gazetteer=gazetteer, pathGazetteer=pathGazetteer, negFrac=negFrac)
else:
e = DirectEventExampleBuilder(classSet=classSet, featureSet=featureSet, gazetteer=gazetteer, pathGazetteer=pathGazetteer, negFrac=negFrac)
sentences = cls.getSentences(input, parse, tokenization)
e.buildExamplesForSentences(sentences, output, idFileTag)
e.printStats()
def getGazetteerMatch(self, string):
if string in self.gazMatchCache:
return self.gazMatchCache[string]
origString = string
if "stem_gazetteer" in self.styles:
string = PorterStemmer.stem(string)
if string in self.gazetteer:
self.gazMatchCache[origString] = string
return string
elif string.find("-") != -1:
replaced = string.replace("-","")
else:
self.gazMatchCache[origString] = None
return None
if replaced in self.gazetteer:
self.gazMatchCache[origString] = replaced
return replaced
else:
splitted = string.rsplit("-",1)[-1]
if splitted in self.gazetteer:
self.gazMatchCache[origString] = splitted
return splitted
else:
self.gazMatchCache[origString] = None
return None
def isInGazetteer(self, string):
return self.getGazetteerMatch(string) != None
def printStats(self):
eventsByType = {}
for event in self.eventsByOrigId.values():
eventsByType[event.get("type")] = eventsByType.get(event.get("type"),0) + 1
f = open("missed-events", "wt")
missedEvents = {}
for key in self.examplesByEventOrigId.keys():
if self.examplesByEventOrigId[key] == 0:
if not missedEvents.has_key(self.eventsByOrigId[key].get("type")):
missedEvents[self.eventsByOrigId[key].get("type")] = []
missedEvents[self.eventsByOrigId[key].get("type")].append(key)
for key in sorted(missedEvents.keys()):
f.write(key + "\n")
for id in sorted(missedEvents[key]):
f.write(" " + id + " ")
if id in self.interSentenceEvents:
f.write("intersentence ")
text = self.headTokensByOrigId[id].get("text").lower()
if not self.isInGazetteer(text):
text = self.headTokensByOrigId[id].get("text").lower()
if "stem_gazetteer" in self.styles:
stemmed = PorterStemmer.stem(text)
f.write("not-in-gazetteer (" + text + " / " + stemmed +")" )
f.write("\n")
f.close()
print >> sys.stderr, "Example selection missed events (other, intersentence, non-gazetteer)"
for key in sorted(eventsByType.keys()):
inter = 0
other = 0
nongaz = 0
if missedEvents.has_key(key):
for id in missedEvents[key]:
tokText = self.headTokensByOrigId[id].get("text").lower()
if id in self.interSentenceEvents:
inter += 1
elif not self.isInGazetteer(tokText):
nongaz += 1
else:
other += 1
if inter == other == nongaz == 0:
print >> sys.stderr, " " + key + " (" + str(eventsByType[key]) + "): missed none"
else:
print >> sys.stderr, " " + key + " (" + str(eventsByType[key]) + "): " + str(other) + ", " + str(inter) + ", " + str(nongaz)
print >> sys.stderr, "Example generation (total, built/skipped)"
for key in sorted(list(set(self.skippedByType.keys() + self.builtByType.keys()))):
string = " " + key + ": (" + str(self.builtByType.get(key,0)+self.skippedByType.get(key,0)) + ", " + str(self.builtByType.get(key,0)) + "/" + str(self.skippedByType.get(key,0)) + ") ["
for key2 in sorted(self.skippedByTypeAndReason[key].keys()):
string += key2 + ":" + str(self.skippedByTypeAndReason[key][key2]) + " "
string += "]"
print >> sys.stderr, string
def definePredictedValueRange(self, sentences, elementName):
self.multiEdgeFeatureBuilder.definePredictedValueRange(sentences, elementName)
def getPredictedValueRange(self):
return self.multiEdgeFeatureBuilder.predictedRange
def preProcessExamples(self, allExamples):
if "normalize" in self.styles:
print >> sys.stderr, " Normalizing feature vectors"
ExampleUtils.normalizeFeatureVectors(allExamples)
return allExamples
# def isPotentialGeniaInteraction(self, e1, e2):
# if e1.get("isName") == "True" and e2.get("isName") == "True":
# return False
# elif e1.get("isName") == "True" and e2.get("isName") == "False":
# return False
# else:
# return True
def getArgumentEntities(self, sentenceGraph, entityNode):
eId = entityNode.get("id")
assert(eId != None)
themeNodes = []
causeNodes = []
for edge in sentenceGraph.interactions:
if edge.get("e1") == eId:
edgeType = edge.get("type")
assert(edgeType in ["Theme", "Cause"]), edgeType
if edgeType == "Theme":
themeNodes.append( sentenceGraph.entitiesById[edge.get("e2")] )
elif edgeType == "Cause":
causeNodes.append( sentenceGraph.entitiesById[edge.get("e2")] )
return themeNodes, causeNodes
def makeGSEvents(self, sentenceGraph):
self.namedEntityHeadTokenIds = set()
self.gsEvents = {} # [token]->[event-type]->[1-n argument sets]
for token in sentenceGraph.tokens:
self.gsEvents[token] = {}
for entity in sentenceGraph.entities:
if entity.get("type") == "neg":
continue
elif entity.get("isName") == "True":
self.namedEntityHeadTokenIds.add(sentenceGraph.entityHeadTokenByEntity[entity].get("id"))
continue
eId = entity.get("id")
eOrigId = entity.get("origId")
assert not self.eventsByOrigId.has_key(eOrigId)
self.eventsByOrigId[eOrigId] = entity
if not self.examplesByEventOrigId.has_key(eOrigId):
self.examplesByEventOrigId[eOrigId] = 0
if len(sentenceGraph.interSentenceInteractions) > 0:
for interaction in sentenceGraph.interSentenceInteractions:
if interaction.get("e1") == eId:
self.interSentenceEvents.add(eOrigId)
eType = entity.get("type")
arguments = set()
for interaction in sentenceGraph.interactions:
if interaction.get("e1") == eId:
e2 = sentenceGraph.entitiesById[interaction.get("e2")]
e2TokenId = sentenceGraph.entityHeadTokenByEntity[e2].get("id")
arguments.add( (interaction.get("type"), e2TokenId ) )
#arguments.add( (interaction.get("type"), interaction.get("e2") ) )
arguments = tuple(sorted(list(arguments)))
eHeadToken = sentenceGraph.entityHeadTokenByEntity[entity]
self.headTokensByOrigId[eOrigId] = eHeadToken
if not self.gsEvents[eHeadToken].has_key(eType):
self.gsEvents[eHeadToken][eType] = {}
if len(arguments) > 0:
if not self.gsEvents[eHeadToken][eType].has_key(arguments):
self.gsEvents[eHeadToken][eType][arguments] = []
self.gsEvents[eHeadToken][eType][arguments].append(eOrigId)
def getGSEventType(self, sentenceGraph, eHeadToken, themeTokens, causeTokens):
#eHeadToken = sentenceGraph.entityHeadTokenByEntity[entity]
#eType = entity.get("type")
if len(self.gsEvents[eHeadToken]) == 0:
return "neg", []
argumentSet = set()
for themeNode in themeTokens:
if themeNode != None:
argumentSet.add( ("Theme", themeNode.get("id")) )
for causeNode in causeTokens:
if causeNode != None:
argumentSet.add( ("Cause", causeNode.get("id")) )
argumentSet = tuple(sorted(list(argumentSet)))
gsTypes = set()
eventIds = []
for eventType in sorted(self.gsEvents[eHeadToken].keys()):
if argumentSet in self.gsEvents[eHeadToken][eventType].keys():
gsTypes.add(eventType)
eventIds.extend(self.gsEvents[eHeadToken][eventType][argumentSet])
if len(gsTypes) == 0:
return "neg", eventIds
elif len(gsTypes) == 1:
return list(gsTypes)[0], eventIds
else:
gsTypes = sorted(list(gsTypes))
string = gsTypes[0]
for gsType in gsTypes[1:]:
string += "---" + gsType
return string, eventIds
def nxMultiDiGraphToUndirected(self, graph):
undirected = NX10.MultiGraph(name=graph.name)
undirected.add_nodes_from(graph)
undirected.add_edges_from(graph.edges_iter())
return undirected
def buildExamples(self, sentenceGraph):
self.makeGSEvents(sentenceGraph)
self.multiEdgeFeatureBuilder.setFeatureVector(resetCache=True)
self.triggerFeatureBuilder.initSentence(sentenceGraph)
examples = []
exampleIndex = 0
#undirected = sentenceGraph.dependencyGraph.to_undirected()
undirected = self.nxMultiDiGraphToUndirected(sentenceGraph.dependencyGraph)
paths = NX10.all_pairs_shortest_path(undirected, cutoff=999)
eventTokens = []
nameTokens = []
gazCategories = {None:{"neg":-1}}
#stems = {}
for token in sentenceGraph.tokens:
gazText = self.getGazetteerMatch(token.get("text").lower())
if gazText != None:
gazCategories[token] = self.gazetteer[gazText]
else:
gazCategories[token] = {"neg":-1}
if token.get("id") in self.namedEntityHeadTokenIds:
nameTokens.append(token)
elif gazText != None:
eventTokens.append(token)
allTokens = eventTokens + nameTokens
#if len(nameTokens) == 0: # there can be no events in this sentence
# self.gsEvents = None
# return []
for token in eventTokens:
#gazCategories = self.gazetteer[token.get("text").lower()]
#print token.get("text").lower(), gazCategories
#multiargument = False
potentialRegulation = False
potentialBinding = False
for key in gazCategories[token].keys():
if key in ["Regulation","Positive_regulation","Negative_regulation"]:
#multiargument = True
potentialRegulation = True
break
for key in gazCategories[token].keys():
if key in ["Binding"]:
#multiargument = True
potentialBinding = True
break
if potentialRegulation:
combinations = combine.combine(allTokens, allTokens+[None])
else:
combinations = []
for t2 in nameTokens: #allTokens:
combinations.append( (t2, None) )
if potentialBinding:
for i in range(len(nameTokens) - 1):
for j in range(i+1, len(nameTokens)):
combinations.append( ((nameTokens[i],nameTokens[j]), None) )
for combination in combinations:
theme2Binding = False
if type(combination[0]) == types.ListType or type(combination[0]) == types.TupleType:
theme2Binding = True
categoryName, eventIds = self.getGSEventType(sentenceGraph, token, combination[0], [combination[1]])
else:
categoryName, eventIds = self.getGSEventType(sentenceGraph, token, [combination[0]], [combination[1]])
for id in eventIds:
self.examplesByEventOrigId[id] += 1
skip = False
s = self.skippedByTypeAndReason
if not s.has_key(categoryName):
s[categoryName] = {}
if gazCategories[token].get("neg",-1) > 0.99:
pass
if combination[0] == combination[1]:
pass #skip = True
if combination[0] == token or combination[1] == token:
if theme2Binding or gazCategories[combination[0]].get("Positive_regulation",-1) < 0:
skip = True
s[categoryName]["duparg"] = s[categoryName].get("duparg", 0) + 1
if combination[0] == None and combination[1] == None:
skip = True
s[categoryName]["noncmb"] = s[categoryName].get("noncmb", 0) + 1
validCat = self.isValidEvent(paths, sentenceGraph, token, combination)
if validCat != "OK": #not self.isValidEvent(paths, sentenceGraph, token, combination):
skip = True
#s[categoryName]["valid"] = s[categoryName].get("valid", 0) + 1
s[categoryName][validCat] = s[categoryName].get(validCat, 0) + 1
if len(nameTokens) == 0:
skip = True
s[categoryName]["non"] = s[categoryName].get("non", 0) + 1
if theme2Binding:
if gazCategories[combination[0][0]].get("neg",-1) > 0.99 or gazCategories[combination[0][1]].get("neg",-1) > 0.99:
skip = True
s[categoryName]["gazarg"] = s[categoryName].get("gazarg", 0) + 1
else:
if gazCategories[combination[0]].get("neg",-1) > 0.99 or gazCategories[combination[1]].get("neg",-1) > 0.99:
skip = True
s[categoryName]["gazarg"] = s[categoryName].get("gazarg", 0) + 1
if (skip and self.negFrac == None) or (skip and self.negFrac != None and categoryName == "neg"):
self.skippedByType[categoryName] = self.skippedByType.get(categoryName, 0) + 1
else:
if self.negFrac == None or categoryName != "neg" or (categoryName == "neg" and self.negRand.random() < self.negFrac):
self.builtByType[categoryName] = self.builtByType.get(categoryName, 0) + 1
if theme2Binding:
newExample = self.buildExample(exampleIndex, sentenceGraph, paths, token, combination[0], [combination[1]])
else:
newExample = self.buildExample(exampleIndex, sentenceGraph, paths, token, [combination[0]], [combination[1]])
if len(eventIds) > 0:
newExample[3]["numEv"] = str(len(eventIds))
examples.append( newExample )
exampleIndex += 1
self.gsEvents = None
return examples
def isValidEvent(self, paths, sentenceGraph, eventToken, argTokens):
# This one lets through Positive_regulations that are
# excluded from the duparg-rule
oneTokenEvent = True
for argToken in argTokens:
if argToken != None and eventToken != argToken:
oneTokenEvent = False
break
if oneTokenEvent:
return "OK" #True
if not paths.has_key(eventToken):
return "nopaths" #False
newArgTokens = []
for argToken in argTokens:
if type(argToken) == types.ListType or type(argToken) == types.TupleType:
newArgTokens.extend(argToken)
else:
newArgTokens.append(argToken)
argTokens = newArgTokens
oneArgValid = True
if False:
oneArgValid = False
for argToken in argTokens:
if argToken == None:
continue
if paths[eventToken].has_key(argToken):
path = paths[eventToken][argToken]
else:
#print argToken, argToken.get("text")
#return False
continue
depPaths = self.multiEdgeFeatureBuilder.getEdgeCombinations(sentenceGraph.dependencyGraph, path)
validArg = False
for p in depPaths:
if p in self.pathGazetteer and self.pathGazetteer[p][0] > 0:
validArg = True
break
if validArg:
oneArgValid = True
# The first and last dependency of a path
if False:
oneEdgeValid = False
for argToken in argTokens:
if argToken == None:
continue
if paths[eventToken].has_key(argToken):
path = paths[eventToken][argToken]
else:
#print argToken, argToken.get("text")
#return False
continue
depPaths = self.multiEdgeFeatureBuilder.getEdgeCombinations(sentenceGraph.dependencyGraph, path)
validArg = False
for p in depPaths:
p = p.replace("<","")
p = p.replace(">","")
p = p.split(".")
pair = (p[0], p[-1])
if pair in self.pathGazetteerPairs:
validArg = True
break
if validArg:
oneEdgeValid = True
break
if not oneEdgeValid:
return "pair"
# Event must not have unseen dependencies in any of its paths
if False:
for argToken in argTokens:
if argToken == None:
continue
if paths[eventToken].has_key(argToken):
path = paths[eventToken][argToken]
else:
continue
deps = self.multiEdgeFeatureBuilder.getEdgeSet(sentenceGraph.dependencyGraph, path)
for d in deps:
if d[2].get("type") not in self.pathGazetteerDependencies:
#print "Unk", d[2].get("type")
return "unkdep"
# validArg = True
# for p in depPaths:
# if p in self.pathGazetteer and self.pathGazetteer[p][0] == 0:
# validArg = False
# break
# if not validArg:
# return False
if not oneArgValid:
return "novalidarg" #False
return "OK" #True
def setGazetteerFeatures(self, token, tag):
gazText = self.getGazetteerMatch(token.get("text").lower())
if gazText != None:
gazCategories = self.gazetteer[gazText]
for k,v in gazCategories.iteritems():
self.setFeature(tag+"gaz_event_value_"+k, v)
self.setFeature(tag+"gaz_event_"+k, 1)
if k.find("egulation") != -1:
self.setFeature(tag+"potReg", 1)
else:
self.setFeature(tag+"notInGaz", 1)
def buildExample(self, exampleIndex, sentenceGraph, paths, eventToken, themeTokens, causeTokens=None):
features = {}
self.features = features
categoryName, eventIds = self.getGSEventType(sentenceGraph, eventToken, themeTokens, causeTokens)
category = self.classSet.getId(categoryName)
potentialRegulation = False
eventTokenText = eventToken.get("text").lower()
gazText = self.getGazetteerMatch(eventTokenText)
gazCategories = self.gazetteer[gazText]
for k,v in gazCategories.iteritems():
if k.find("egulation") != -1:
potentialRegulation = True
self.setGazetteerFeatures(eventToken,"")
self.triggerFeatureBuilder.setFeatureVector(self.features)
self.triggerFeatureBuilder.tag = "trg_"
self.triggerFeatureBuilder.buildFeatures(eventToken)
themeEntities = []
hasTheme = False
if len(themeTokens) > 1:
self.setFeature("multiTheme", 1)
potentialRegulation = False
for themeToken in themeTokens:
if themeToken != None:
hasTheme = True
self.setGazetteerFeatures(themeToken,"theme_")
self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, themeToken, "theme_")
self.triggerFeatureBuilder.tag = "ttrg_"
self.triggerFeatureBuilder.buildFeatures(themeToken)
themeEntity = None
if sentenceGraph.entitiesByToken.has_key(themeToken):
for themeEntity in sentenceGraph.entitiesByToken[themeToken]:
if themeEntity.get("isName") == "True":
self.setFeature("themeProtein", 1)
if potentialRegulation:
self.setFeature("regulationThemeProtein", 1)
themeEntities.append(themeEntity)
break
if not features.has_key("themeProtein"):
self.setFeature("themeEvent", 1)
self.setFeature("nestingEvent", 1)
if potentialRegulation:
self.setFeature("regulationThemeEvent", 1)
if hasTheme:
self.setFeature("noTheme", 1)
causeEntities = []
hasCause = False
for causeToken in causeTokens:
if causeToken != None:
hasCause = True
self.setGazetteerFeatures(causeToken,"cause_")
self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, causeToken, "cause_")
self.triggerFeatureBuilder.tag = "ctrg_"
self.triggerFeatureBuilder.buildFeatures(causeToken)
causeEntity = None
if sentenceGraph.entitiesByToken.has_key(causeToken):
for causeEntity in sentenceGraph.entitiesByToken[causeToken]:
if causeEntity.get("isName") == "True":
self.setFeature("causeProtein", 1)
if potentialRegulation:
self.setFeature("regulationCauseProtein", 1)
causeEntities.append(causeEntity)
break
if not features.has_key("causeProtein"):
self.setFeature("causeEvent", 1)
self.setFeature("nestingEvent", 1)
if potentialRegulation:
self.setFeature("regulationCauseEvent", 1)
if not hasCause:
self.setFeature("noCause", 1)
self.triggerFeatureBuilder.tag = ""
self.triggerFeatureBuilder.setFeatureVector(None)
# Common features
# if e1Type.find("egulation") != -1: # leave r out to avoid problems with capitalization
# if entity2.get("isName") == "True":
# features[self.featureSet.getId("GENIA_regulation_of_protein")] = 1
# else:
# features[self.featureSet.getId("GENIA_regulation_of_event")] = 1
# define extra attributes
extra = {"xtype":"event","type":categoryName}
extra["et"] = eventToken.get("id")
if len(eventIds) > 0:
eventIds.sort()
extra["eids"] = ""
for eventId in eventIds:
extra["eids"] += str(eventId) + ","
extra["eids"] = extra["eids"][:-1]
for themeToken in themeTokens:
if themeToken != None:
if extra.has_key("tt"):
extra["tt"] = extra["tt"] + "," + themeToken.get("id")
else:
extra["tt"] = themeToken.get("id")
for themeEntity in themeEntities:
if extra.has_key("t"):
extra["t"] = extra["t"] + "," + themeEntity.get("id")
else:
extra["t"] = themeEntity.get("id")
for causeToken in causeTokens:
if causeToken != None:
extra["ct"] = causeTokens[0].get("id")
if len(causeEntities) > 0:
extra["c"] = causeEntities[0].get("id")
sentenceOrigId = sentenceGraph.sentenceElement.get("origId")
if sentenceOrigId != None:
extra["SOID"] = sentenceOrigId
# make example
#assert (category == 1 or category == -1)
self.features = None
return (sentenceGraph.getSentenceId()+".x"+str(exampleIndex),category,features,extra)
def buildArgumentFeatures(self, sentenceGraph, paths, features, eventToken, argToken, tag):
#eventToken = sentenceGraph.entityHeadTokenByEntity[eventNode]
#argToken = sentenceGraph.entityHeadTokenByEntity[argNode]
self.multiEdgeFeatureBuilder.tag = tag
self.multiEdgeFeatureBuilder.setFeatureVector(features, None, None, False)
if eventToken != argToken and paths.has_key(eventToken) and paths[eventToken].has_key(argToken):
path = paths[eventToken][argToken]
edges = self.multiEdgeFeatureBuilder.getEdges(sentenceGraph.dependencyGraph, path)
else:
path = [eventToken, argToken]
edges = None
# if not "disable_entity_features" in self.styles:
# # doesn't improve beyond 52.32
# self.multiEdgeFeatureBuilder.buildEntityFeatures(sentenceGraph)
# # buildPathLengthFeatures 52.32 -> 51-51
# self.multiEdgeFeatureBuilder.buildPathLengthFeatures(path)
# if not "disable_terminus_features" in self.styles:
# # didn't improve from 52.32
# self.multiEdgeFeatureBuilder.buildTerminusTokenFeatures(path, sentenceGraph) # remove for fast
if not "disable_single_element_features" in self.styles:
# 50.74 -> 52.32
self.multiEdgeFeatureBuilder.buildSingleElementFeatures(path, edges, sentenceGraph)
if not "disable_ngram_features" in self.styles:
# ngrams alone - 50.74
self.multiEdgeFeatureBuilder.buildPathGrams(2, path, edges, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(3, path, edges, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(4, path, edges, sentenceGraph) # remove for fast
# disabling length 4 drops performance
# if not "disable_path_edge_features" in self.styles:
# self.multiEdgeFeatureBuilder.buildPathEdgeFeatures(path, edges, sentenceGraph)
# self.multiEdgeFeatureBuilder.buildSentenceFeatures(sentenceGraph)
# buildSentenceFeatures seems to decrease performance by 8 %-points
self.multiEdgeFeatureBuilder.setFeatureVector(None, None, None, False)
self.multiEdgeFeatureBuilder.tag = ""
class UnmergingExampleBuilder(ExampleBuilder):
"""
This example builder makes unmerging examples, i.e. examples describing
potential events.
"""
#def __init__(self, style="trigger_features:typed:directed:no_linear:entities:genia_limits:noMasking:maxFeatures", length=None, types=[], featureSet=None, classSet=None):
def __init__(self, style=None, length=None, types=[], featureSet=None, classSet=None):
# reset style regardless of input
#style="trigger_features:typed:directed:no_linear:entities:genia_limits:noMasking:maxFeatures"
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
assert( classSet.getId("neg") == 1 )
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
defaultNone = ["binary", "trigger_features","typed","directed","no_linear","entities","genia_limits",
"noAnnType", "noMasking", "maxFeatures", "no_merge", "disable_entity_features",
"disable_single_element_features", "disable_ngram_features", "disable_path_edge_features"]
defaultParameters = {}
for name in defaultNone:
defaultParameters[name] = None
defaultParameters["keep_intersentence"] = False
defaultParameters["keep_intersentence_gold"] = True
self.styles = self._setDefaultParameters(defaultParameters)
self.styles = self.getParameters(style)
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
self.multiEdgeFeatureBuilder.noAnnType = self.styles["noAnnType"]
self.multiEdgeFeatureBuilder.maskNamedEntities = not self.styles["noMasking"]
self.multiEdgeFeatureBuilder.maximum = self.styles["maxFeatures"]
#self.tokenFeatureBuilder = TokenFeatureBuilder(self.featureSet)
self.pathLengths = length
assert(self.pathLengths == None)
self.types = types
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder.useNonNameEntities = True
#self.outFile = open("exampleTempFile.txt","wt")
def getInteractionEdgeLengths(self, sentenceGraph, paths):
"""
Return dependency and linear length of all interaction edges
(measured between the two tokens).
"""
interactionLengths = {}
count = 0
for interaction in sentenceGraph.interactions:
# Calculated interaction edge dep and lin length
e1Id = interaction.get("e1")
e2Id = interaction.get("e2")
if e2Id not in sentenceGraph.entitiesById: # intersentence interaction
interactionLengths[interaction] = (interaction, -count, -count, -count)
continue
e1 = sentenceGraph.entitiesById[e1Id]
e2 = sentenceGraph.entitiesById[e2Id]
t1 = sentenceGraph.entityHeadTokenByEntity[e1]
t2 = sentenceGraph.entityHeadTokenByEntity[e2]
# Get dep path length
if t1 != t2:
path = paths.getPaths(t1, t2)
if t1 != t2 and len(path) > 0:
pathLength = min(len(x) for x in path) #len(paths[t1][t2])
else: # no dependencyPath
pathLength = 999999 # more than any real path
# Linear distance
t1Pos = -1
t2Pos = -1
for i in range(len(sentenceGraph.tokens)):
if sentenceGraph.tokens[i] == t1:
t1Pos = i
if t2Pos != -1:
break
if sentenceGraph.tokens[i] == t2:
t2Pos = i
if t1Pos != -1:
break
linLength = abs(t1Pos - t2Pos)
interactionLengths[interaction] = (interaction, pathLength, linLength, t2Pos)
count += 1
return interactionLengths
def eventIsGold(self, entity, arguments, sentenceGraph, goldGraph, goldEntitiesByOffset, allGoldInteractions):
offset = entity.get("headOffset")
if not goldEntitiesByOffset.has_key(offset):
return False
eType = entity.get("type")
goldEntities = goldEntitiesByOffset[offset]
# Check all gold entities for a match
for goldEntity in goldEntities:
isGold = True
# The entity type must match
if goldEntity.get("type") != eType:
isGold = False
continue
goldEntityId = goldEntity.get("id")
# Collect the gold interactions
goldInteractions = []
for goldInteraction in allGoldInteractions: #goldGraph.interactions:
if goldInteraction.get("e1") == goldEntityId and goldInteraction.get("event") == "True":
goldInteractions.append(goldInteraction)
# Argument count rules
if len(goldInteractions) != len(arguments): # total number of edges differs
isGold = False
continue
# count number of edges per type
argTypeCounts = {}
for argument in arguments:
argType = argument.get("type")
if not argTypeCounts.has_key(argType): argTypeCounts[argType] = 0
argTypeCounts[argType] += 1
# count number of gold edges per type
goldTypeCounts = {}
for argument in goldInteractions:
argType = argument.get("type")
if not goldTypeCounts.has_key(argType): goldTypeCounts[argType] = 0
goldTypeCounts[argType] += 1
# argument edge counts per type must match
if argTypeCounts != goldTypeCounts:
isGold = False
continue
# Exact argument matching
for argument in arguments: # check all edges
e1 = argument.get("e1")
e2 = argument.get("e2")
if e2 not in sentenceGraph.entitiesById: # intersentence argument, assumed to be correct
found = True
continue
e2Entity = sentenceGraph.entitiesById[e2]
e2Offset = e2Entity.get("headOffset")
e2Type = e2Entity.get("type")
argType = argument.get("type")
found = False
for goldInteraction in goldInteractions:
if goldInteraction.get("type") == argType:
if goldInteraction.get("e2") in goldGraph.entitiesById: # if not, assume this goldInteraction is an intersentence interaction
goldE2Entity = goldGraph.entitiesById[goldInteraction.get("e2")]
if goldE2Entity.get("headOffset") == e2Offset and goldE2Entity.get("type") == e2Type:
found = True
break
if found == False: # this edge did not have a corresponding gold edge
isGold = False
break
# Event is in gold
if isGold:
break
return isGold
def sortInteractionsById(self, interactions):
# The order of the interactions affects the order of the unmerging examples, and this
# affects performance. It's not clear whether this is what really happens, or whether
# the order of the interactions has some effect on the consistency of the unmerging
# features (it shouldn't). However, in case it does, this function is left here for now,
# although it shouldn't be needed at all. In any case the impact is minimal, for GE
# 53.22 vs 53.28 on the development set.
pairs = []
for interaction in interactions:
pairs.append( (int(interaction.get("id").split(".i")[-1]), interaction) )
pairs.sort()
return [x[1] for x in pairs]
def processDocument(self, sentences, goldSentences, outfile, structureAnalyzer=None):
self.documentEntitiesById = {}
for sentence in sentences:
for entity in sentence.entities:
assert entity.get("id") not in self.documentEntitiesById
self.documentEntitiesById[entity.get("id")] = entity
for i in range(len(sentences)):
sentence = sentences[i]
goldSentence = None
if goldSentences != None:
goldSentence = goldSentences[i]
self.progress.update(1, "Building examples ("+sentence.sentence.get("id")+"): ")
self.processSentence(sentence, outfile, goldSentence, structureAnalyzer=structureAnalyzer)
def buildExamplesFromGraph(self, sentenceGraph, outfile, goldGraph=None, structureAnalyzer=None):
"""
Build examples for a single sentence. Returns a list of examples.
See Core/ExampleUtils for example format.
"""
self.multiEdgeFeatureBuilder.setFeatureVector(resetCache=True)
self.triggerFeatureBuilder.initSentence(sentenceGraph)
exampleIndex = 0
undirected = sentenceGraph.dependencyGraph.toUndirected()
paths = undirected
# Get argument order
self.interactionLenghts = self.getInteractionEdgeLengths(sentenceGraph, paths)
# Map tokens to character offsets
tokenByOffset = {}
for i in range(len(sentenceGraph.tokens)):
token = sentenceGraph.tokens[i]
if goldGraph != None: # check that the tokenizations match
goldToken = goldGraph.tokens[i]
assert token.get("id") == goldToken.get("id") and token.get("charOffset") == goldToken.get("charOffset")
tokenByOffset[token.get("charOffset")] = token.get("id")
# Map gold entities to their head offsets
goldEntitiesByOffset = {}
if goldGraph != None:
for entity in goldGraph.entities:
offset = entity.get("headOffset")
assert offset != None
if not goldEntitiesByOffset.has_key(offset):
goldEntitiesByOffset[offset] = []
goldEntitiesByOffset[offset].append(entity)
if self.styles["no_merge"]:
mergeInput = False
entities = sentenceGraph.entities
else:
mergeInput = True
sentenceGraph.mergeInteractionGraph(True)
entities = sentenceGraph.mergedEntities
self.exampleStats.addValue("Duplicate entities skipped", len(sentenceGraph.entities) - len(entities))
exampleIndex = 0
for entity in entities: # sentenceGraph.entities:
if type(entity) in types.StringTypes: # dummy entity for intersentence interactions
continue
eType = entity.get("type")
assert eType != None, entity.attrib
eType = str(eType)
interactions = [x[2] for x in sentenceGraph.getOutInteractions(entity, mergeInput)]
interactions = self.sortInteractionsById(interactions)
interactionCounts = defaultdict(int)
validInteractionsByType = defaultdict(list)
for interaction in interactions:
if interaction.get("event") != "True":
continue
e1 = sentenceGraph.entitiesById[interaction.get("e1")]
if interaction.get("e2") in sentenceGraph.entitiesById:
e2 = sentenceGraph.entitiesById[interaction.get("e2")]
if interaction.get("type") in structureAnalyzer.getValidEdgeTypes(e1.get("type"), e2.get("type")):
validInteractionsByType[interaction.get("type")].append(interaction)
else: # intersentence
validInteractionsByType[interaction.get("type")].append(interaction)
interactionCounts[interaction.get("type")] += 1
interactionCountString = ",".join([key + "=" + str(interactionCounts[key]) for key in sorted(interactionCounts.keys())])
#argCombinations = self.getArgumentCombinations(eType, interactions, entity.get("id"))
intCombinations = []
validIntTypeCount = 0
maxArgCount = 0
if self.debug:
print >> sys.stderr, entity.get("id"), entity.get("type"), "int:" + interactionCountString, "validInt:" + str(validInteractionsByType)
for intType in sorted(validInteractionsByType.keys()): # for each argument type the event can have
validIntTypeCount += 1
intCombinations.append([])
minArgs, maxArgs = structureAnalyzer.getArgLimits(entity.get("type"), intType)
if maxArgs > maxArgCount:
maxArgCount = maxArgs
#if maxArgs > 1: # allow any number of arguments for cases like Binding
# maxArgs = len(validInteractionsByType[intType])
for combLen in range(minArgs, maxArgs+1): # for each valid argument count, get all possible combinations. note that there may be zero-lenght combination
for singleTypeArgCombination in combinations(validInteractionsByType[intType], combLen):
intCombinations[-1].append(singleTypeArgCombination)
# e.g. theme:[a,b], cause:[d] = [[
# intCombinations now contains a list of lists, each of which has a tuple for each valid combination
# of one argument type. Next, we'll make all valid combinations of multiple argument types
if self.debug:
print >> sys.stderr, " ", "intCombinations", intCombinations
argCombinations = combine.combine(*intCombinations)
if self.debug:
print >> sys.stderr, " ", "argCombinations", argCombinations
for i in range(len(argCombinations)):
argCombinations[i] = sum(argCombinations[i], ())
#sum(argCombinations, []) # flatten nested list
if self.debug:
print >> sys.stderr, " ", "argCombinations flat", argCombinations
for argCombination in argCombinations:
# Originally binary classification
if goldGraph != None:
isGoldEvent = self.eventIsGold(entity, argCombination, sentenceGraph, goldGraph, goldEntitiesByOffset, goldGraph.interactions)
#if eType == "Binding":
# print argCombination[0].get("e1"), len(argCombination), isGoldEvent
else:
isGoldEvent = False
# Named (multi-)class
if isGoldEvent:
# category = "zeroArg"
# if validIntTypeCount == 1:
# category = "singleArg" # event has 0-1 arguments (old simple6)
# if validIntTypeCount > 1:
# category = "multiType" # event has arguments of several types, 0-1 of each (old Regulation)
# if maxArgCount > 1:
# category = "multiArg" # event can have 2-n of at least one argument type (old Binding)
if self.styles["binary"]:
category = "pos"
else:
category = entity.get("type")
assert category != None
else:
category = "neg"
self.exampleStats.beginExample(category)
issues = defaultdict(int)
# early out for proteins etc.
if validIntTypeCount == 0 and entity.get("given") == "True":
self.exampleStats.filter("given-leaf:" + entity.get("type"))
if self.debug:
print >> sys.stderr, " ", category +"("+eType+")", "arg combination", argCombination, "LEAF"
elif not structureAnalyzer.isValidEvent(entity, argCombination, self.documentEntitiesById, issues=issues):
for key in issues:
self.exampleStats.filter(key)
if self.debug:
print >> sys.stderr, " ", category, "arg combination", argCombination, "INVALID", issues
else:
if self.debug:
print >> sys.stderr, " ", category, "arg combination", argCombination, "VALID"
features = {}
argString = ""
for arg in argCombination:
argString += "," + arg.get("type") + "=" + arg.get("id")
extra = {"xtype":"um","e":entity.get("id"),"i":argString[1:],"etype":eType,"class":category}
extra["allInt"] = interactionCountString
assert type(extra["etype"]) in types.StringTypes, extra
assert type(extra["class"]) in types.StringTypes, category
assert type(extra["i"]) in types.StringTypes, argString
example = self.buildExample(sentenceGraph, paths, entity, argCombination, interactions)
example[0] = sentenceGraph.getSentenceId()+".x"+str(exampleIndex)
example[1] = self.classSet.getId(category)
example[3] = extra
#examples.append( example )
ExampleUtils.appendExamples([example], outfile)
exampleIndex += 1
self.exampleStats.endExample()
#return examples
return exampleIndex
def buildExample(self, sentenceGraph, paths, eventEntity, argCombination, allInteractions): #themeEntities, causeEntities=None):
# NOTE!!!! TODO
# add also features for arguments present, but not in this combination
features = {}
self.features = features
self.buildInterArgumentBagOfWords(argCombination, sentenceGraph)
eventEntityType = eventEntity.get("type")
if eventEntityType == "Binding":
interactionIndex = {}
groupInteractionLengths = []
for interaction in allInteractions:
groupInteractionLengths.append(self.interactionLenghts[interaction])
groupInteractionLengths.sort(compareInteractionPrecedence)
#print groupInteractionLengths
for i in range(len(groupInteractionLengths)):
interactionIndex[groupInteractionLengths[i][0]] = i
eventToken = sentenceGraph.entityHeadTokenByEntity[eventEntity]
self.triggerFeatureBuilder.setFeatureVector(self.features)
self.triggerFeatureBuilder.tag = "trg_"
self.triggerFeatureBuilder.buildFeatures(eventToken)
self.triggerFeatureBuilder.tag = None
#self.setFeature("rootType_"+eventEntity.get("type"), 1)
argThemeCount = 0
argCauseCount = 0
argCounts = {}
# Current example's edge combination
for arg in argCombination:
if arg.get("type") == "Theme":
argThemeCount += 1
tag = "argTheme"
self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, arg, tag)
if eventEntityType == "Binding":
tag += str(interactionIndex[arg])
self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, arg, tag)
elif arg.get("type") == "Cause": # Cause
argCauseCount += 1
self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, arg, "argCause")
else:
argType = arg.get("type")
if argType not in argCounts: argCounts[argType] = 0
self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, arg, "arg"+argType)
argCounts[argType] += 1
# Edge group context
contextThemeCount = 0
contextCauseCount = 0
for interaction in allInteractions:
if interaction in argCombination: # Already part of current example's combination
continue
if interaction.get("type") == "Theme":
contextThemeCount += 1
tag = "conTheme"
self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, interaction, tag)
if eventEntityType == "Binding":
tag += str(interactionIndex[interaction])
self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, interaction, tag)
else: # Cause
contextCauseCount += 1
self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, interaction, "conCause")
self.setFeature("argCount", len(argCombination))
self.setFeature("argCount_" + str(len(argCombination)), 1)
self.setFeature("interactionCount", len(allInteractions))
self.setFeature("interactionCount_" + str(len(allInteractions)), 1)
self.setFeature("argThemeCount", argThemeCount)
self.setFeature("argThemeCount_" + str(argThemeCount), 1)
self.setFeature("argCauseCount", argCauseCount)
self.setFeature("argCauseCount_" + str(argCauseCount), 1)
for key in sorted(argCounts.keys()):
self.setFeature("arg" + key + "Count", argCounts[key])
self.setFeature("arg" + key + "Count_" + str(argCounts[key]), 1)
self.setFeature("interactionThemeCount", contextThemeCount)
self.setFeature("interactionThemeCount_" + str(contextThemeCount), 1)
self.setFeature("interactionCauseCount", contextCauseCount)
self.setFeature("interactionCauseCount_" + str(contextCauseCount), 1)
self.triggerFeatureBuilder.tag = ""
self.triggerFeatureBuilder.setFeatureVector(None)
# Common features
# if e1Type.find("egulation") != -1: # leave r out to avoid problems with capitalization
# if entity2.get("given") == "True":
# features[self.featureSet.getId("GENIA_regulation_of_protein")] = 1
# else:
# features[self.featureSet.getId("GENIA_regulation_of_event")] = 1
# define extra attributes
return [None,None,features,None]
def buildArgumentFeatures(self, sentenceGraph, paths, features, eventToken, arg, tag):
if arg.get("e2") not in sentenceGraph.entitiesById: # intersentence argument
return
argEntity = sentenceGraph.entitiesById[arg.get("e2")]
argToken = sentenceGraph.entityHeadTokenByEntity[argEntity]
self.buildEdgeFeatures(sentenceGraph, paths, features, eventToken, argToken, tag)
self.triggerFeatureBuilder.tag = tag + "trg_"
self.triggerFeatureBuilder.buildFeatures(argToken)
if argEntity.get("given") == "True":
self.setFeature(tag+"Protein", 1)
else:
self.setFeature(tag+"Event", 1)
self.setFeature("nestingEvent", 1)
self.setFeature(tag+"_"+argEntity.get("type"), 1)
def buildEdgeFeatures(self, sentenceGraph, paths, features, eventToken, argToken, tag):
#eventToken = sentenceGraph.entityHeadTokenByEntity[eventNode]
#argToken = sentenceGraph.entityHeadTokenByEntity[argNode]
self.multiEdgeFeatureBuilder.tag = tag + "_"
self.multiEdgeFeatureBuilder.setFeatureVector(features, None, None, False)
self.setFeature(tag+"_present", 1)
path = paths.getPaths(eventToken, argToken)
if eventToken != argToken and len(path) > 0:
path = path[0]
else:
path = [eventToken, argToken]
#edges = None
if not self.styles["disable_entity_features"]:
self.multiEdgeFeatureBuilder.buildEntityFeatures(sentenceGraph)
self.multiEdgeFeatureBuilder.buildPathLengthFeatures(path)
#if not "disable_terminus_features" in self.styles:
# self.multiEdgeFeatureBuilder.buildTerminusTokenFeatures(path, sentenceGraph) # remove for fast
if not self.styles["disable_single_element_features"]:
self.multiEdgeFeatureBuilder.buildSingleElementFeatures(path, sentenceGraph)
if not self.styles["disable_ngram_features"]:
self.multiEdgeFeatureBuilder.buildPathGrams(2, path, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(3, path, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(4, path, sentenceGraph) # remove for fast
if not self.styles["disable_path_edge_features"]:
self.multiEdgeFeatureBuilder.buildPathEdgeFeatures(path, sentenceGraph)
#self.multiEdgeFeatureBuilder.buildSentenceFeatures(sentenceGraph)
self.multiEdgeFeatureBuilder.setFeatureVector(None, None, None, False)
self.multiEdgeFeatureBuilder.tag = ""
def buildInterArgumentBagOfWords(self, arguments, sentenceGraph):
if len(arguments) < 2:
return
indexByToken = {}
for i in range(len(sentenceGraph.tokens)):
indexByToken[sentenceGraph.tokens[i]] = i
argTokenIndices = set()
for arg in arguments:
if arg.get("e2") in sentenceGraph.entitiesById: # skip intersentence interactions
argEntity = sentenceGraph.entitiesById[arg.get("e2")]
argToken = sentenceGraph.entityHeadTokenByEntity[argEntity]
argTokenIndices.add(indexByToken[argToken])
if len(argTokenIndices) < 1:
return
minIndex = min(argTokenIndices)
maxIndex = max(argTokenIndices)
self.setFeature("argBoWRange", (maxIndex-minIndex))
self.setFeature("argBoWRange_" + str(maxIndex-minIndex), 1)
bow = set()
for i in range(minIndex+1, maxIndex):
token = sentenceGraph.tokens[i]
if len(sentenceGraph.tokenIsEntityHead[token]) == 0 and not sentenceGraph.tokenIsName[token]:
bow.add(token.get("text"))
bow = sorted(list(bow))
for word in bow:
self.setFeature("argBoW_"+word, 1)
if word in ["/", "-"]:
self.setFeature("argBoW_slashOrHyphen", 1)
if len(bow) == 1:
self.setFeature("argBoWonly_"+bow[0], 1)
if bow[0] in ["/", "-"]:
self.setFeature("argBoWonly_slashOrHyphen", 1)
class UnmergingExampleBuilder(ExampleBuilder):
"""
This example builder makes unmerging examples, i.e. examples describing
potential events.
"""
def __init__(
self,
style="trigger_features:typed:directed:no_linear:entities:genia_limits:noMasking:maxFeatures",
length=None,
types=[],
featureSet=None,
classSet=None):
# reset style regardless of input
style = "trigger_features:typed:directed:no_linear:entities:genia_limits:noMasking:maxFeatures"
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
assert (classSet.getId("neg") == 1)
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
self.styles = self.getParameters(style, [
"trigger_features", "typed", "directed", "no_linear", "entities",
"genia_limits", "noAnnType", "noMasking", "maxFeatures",
"no_merge", "disable_entity_features",
"disable_single_element_features", "disable_ngram_features",
"disable_path_edge_features"
])
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
self.multiEdgeFeatureBuilder.noAnnType = self.styles["noAnnType"]
self.multiEdgeFeatureBuilder.maskNamedEntities = not self.styles[
"noMasking"]
self.multiEdgeFeatureBuilder.maximum = self.styles["maxFeatures"]
self.tokenFeatureBuilder = TokenFeatureBuilder(self.featureSet)
self.pathLengths = length
assert (self.pathLengths == None)
self.types = types
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder.useNonNameEntities = True
#self.outFile = open("exampleTempFile.txt","wt")
def getInteractionEdgeLengths(self, sentenceGraph, paths):
"""
Return dependency and linear length of all interaction edges
(measured between the two tokens).
"""
interactionLengths = {}
for interaction in sentenceGraph.interactions:
# Calculated interaction edge dep and lin length
e1 = sentenceGraph.entitiesById[interaction.get("e1")]
e2 = sentenceGraph.entitiesById[interaction.get("e2")]
t1 = sentenceGraph.entityHeadTokenByEntity[e1]
t2 = sentenceGraph.entityHeadTokenByEntity[e2]
# Get dep path length
if t1 != t2:
path = paths.getPaths(t1, t2)
if t1 != t2 and len(path) > 0:
pathLength = min(len(x) for x in path) #len(paths[t1][t2])
else: # no dependencyPath
pathLength = 999999 # more than any real path
# Linear distance
t1Pos = -1
t2Pos = -1
for i in range(len(sentenceGraph.tokens)):
if sentenceGraph.tokens[i] == t1:
t1Pos = i
if t2Pos != -1:
break
if sentenceGraph.tokens[i] == t2:
t2Pos = i
if t1Pos != -1:
break
linLength = abs(t1Pos - t2Pos)
interactionLengths[interaction] = (interaction, pathLength,
linLength, t2Pos)
return interactionLengths
def eventIsGold(self, entity, arguments, sentenceGraph, goldGraph,
goldEntitiesByOffset):
offset = entity.get("headOffset")
if not goldEntitiesByOffset.has_key(offset):
return False
eType = entity.get("type")
goldEntities = goldEntitiesByOffset[offset]
# Check all gold entities for a match
for goldEntity in goldEntities:
isGold = True
# The entity type must match
if goldEntity.get("type") != eType:
isGold = False
continue
goldEntityId = goldEntity.get("id")
# Collect the gold interactions
goldInteractions = []
for goldInteraction in goldGraph.interactions:
if goldInteraction.get("e1") == goldEntityId:
goldInteractions.append(goldInteraction)
# Argument count rules
if len(goldInteractions) != len(
arguments): # total number of edges differs
isGold = False
continue
# count number of edges per type
argTypeCounts = {}
for argument in arguments:
argType = argument.get("type")
if not argTypeCounts.has_key(argType):
argTypeCounts[argType] = 0
argTypeCounts[argType] += 1
# count number of gold edges per type
goldTypeCounts = {}
for argument in goldInteractions:
argType = argument.get("type")
if not goldTypeCounts.has_key(argType):
goldTypeCounts[argType] = 0
goldTypeCounts[argType] += 1
# argument edge counts per type must match
if argTypeCounts != goldTypeCounts:
isGold = False
continue
# Exact argument matching
for argument in arguments: # check all edges
e1 = argument.get("e1")
e2 = argument.get("e2")
e2Entity = sentenceGraph.entitiesById[e2]
e2Offset = e2Entity.get("headOffset")
e2Type = e2Entity.get("type")
argType = argument.get("type")
found = False
for goldInteraction in goldInteractions:
if goldInteraction.get("type") == argType:
goldE2Entity = goldGraph.entitiesById[
goldInteraction.get("e2")]
if goldE2Entity.get(
"headOffset") == e2Offset and goldE2Entity.get(
"type") == e2Type:
found = True
break
if found == False: # this edge did not have a corresponding gold edge
isGold = False
break
# Event is in gold
if isGold:
break
return isGold
def getArgumentCombinations(self, eType, interactions, entityId=None):
combs = []
if eType == "Binding":
# Making examples for only all-together/all-separate cases
# doesn't work, since even gold data has several cases of
# overlapping bindings with different numbers of arguments
#if len(interactions) > 0:
# return [interactions]
#else:
# return interactions
# Skip causes
themes = []
for interaction in interactions:
if interaction.get("type") == "Theme":
themes.append(interaction)
for i in range(len(themes)):
# Looking at a2-normalize.pl reveals that there can be max 6 themes
# Based on training+devel data, four is maximum
if i < 10: #4:
for j in combinations(themes, i + 1):
combs.append(j)
# if len(combs) >= 100:
# print >> sys.stderr, "Warning, truncating unmerging examples at 100 for Binding entity", entityId
# break
return combs
elif eType == "Process": # For ID-task
argCombinations = []
argCombinations.append([]) # process can have 0 interactions
for interaction in interactions:
if interaction.get("type") == "Participant":
argCombinations.append([interaction])
return argCombinations
else: # one of the regulation-types, or one of the simple types
themes = []
causes = []
siteArgs = []
contextGenes = []
sideChains = []
locTargets = []
for interaction in interactions:
iType = interaction.get("type")
#assert iType in ["Theme", "Cause"], (iType, ETUtils.toStr(interaction))
if iType not in [
"Theme", "Cause", "SiteArg", "Contextgene", "Sidechain"
]: # "AtLoc", "ToLoc"]:
continue
if iType == "Theme":
themes.append(interaction)
elif iType == "Cause":
causes.append(interaction)
elif iType == "SiteArg":
siteArgs.append(interaction)
elif iType == "Contextgene":
contextGenes.append(interaction)
elif iType == "Sidechain":
sideChains.append(interaction)
elif iType in ["AtLoc", "ToLoc"]:
locTargets.append(iType)
else:
assert False, (iType, interaction.get("id"))
# Limit arguments to event types that can have them
if eType.find("egulation") == -1 and eType != "Catalysis":
causes = []
if eType != "Glycosylation": sideChains = []
if eType not in ["Acetylation", "Methylation"]: contextGenes = []
if eType == "Catalysis": siteArgs = []
# Themes can always appear alone
themeAloneCombinations = []
for theme in themes:
themeAloneCombinations.append([theme])
#print "Combine", combine.combine(themes, causes), "TA", themeAloneCombinations
return combine.combine(themes, causes) \
+ combine.combine(themes, siteArgs) \
+ combine.combine(themes, sideChains) \
+ combine.combine(themes, contextGenes) \
+ combine.combine(themes, siteArgs, sideChains) \
+ combine.combine(themes, siteArgs, contextGenes) \
+ combine.combine(themes, locTargets) \
+ themeAloneCombinations
def buildExamplesFromGraph(self, sentenceGraph, outfile, goldGraph=None):
"""
Build examples for a single sentence. Returns a list of examples.
See Core/ExampleUtils for example format.
"""
self.multiEdgeFeatureBuilder.setFeatureVector(resetCache=True)
self.triggerFeatureBuilder.initSentence(sentenceGraph)
#examples = []
exampleIndex = 0
#undirected = self.nxMultiDiGraphToUndirected(sentenceGraph.dependencyGraph)
#paths = NX10.all_pairs_shortest_path(undirected, cutoff=999)
undirected = sentenceGraph.dependencyGraph.toUndirected()
paths = undirected
# Get argument order
self.interactionLenghts = self.getInteractionEdgeLengths(
sentenceGraph, paths)
# Map tokens to character offsets
tokenByOffset = {}
for i in range(len(sentenceGraph.tokens)):
token = sentenceGraph.tokens[i]
if goldGraph != None: # check that the tokenizations match
goldToken = goldGraph.tokens[i]
assert token.get("id") == goldToken.get("id") and token.get(
"charOffset") == goldToken.get("charOffset")
tokenByOffset[token.get("charOffset")] = token.get("id")
# Map gold entities to their head offsets
goldEntitiesByOffset = {}
if goldGraph != None:
for entity in goldGraph.entities:
offset = entity.get("headOffset")
assert offset != None
if not goldEntitiesByOffset.has_key(offset):
goldEntitiesByOffset[offset] = []
goldEntitiesByOffset[offset].append(entity)
# Generate examples based on interactions between entities or interactions between tokens
# interactionsByEntityId = {}
# for entity in sentenceGraph.entities:
# interactionsByEntityId[entity.get("id")] = []
# for interaction in sentenceGraph.interactions:
# if interaction.get("type") == "neg":
# continue
# e1Id = interaction.get("e1")
# interactionsByEntityId[e1Id].append(interaction)
if self.styles["no_merge"]:
mergeInput = False
entities = sentenceGraph.entities
else:
mergeInput = True
sentenceGraph.mergeInteractionGraph(True)
entities = sentenceGraph.mergedEntities
exampleIndex = 0
for entity in entities: # sentenceGraph.entities:
eType = entity.get("type")
assert eType != None, entity.attrib
eType = str(eType)
#if eType not in ["Binding", "Positive_regulation", "Negative_regulation", "Regulation"]:
# continue
#if not goldEntitiesByOffset.has_key(entity.get("headOffset")):
# continue
#interactions = interactionsByEntityId[entity.get("id")]
interactions = [
x[2]
for x in sentenceGraph.getOutInteractions(entity, mergeInput)
]
argCombinations = self.getArgumentCombinations(
eType, interactions, entity.get("id"))
#if len(argCombinations) <= 1:
# continue
assert argCombinations != None, (entity.get("id"),
entity.get("type"))
for argCombination in argCombinations:
if eType != "Process":
assert len(argCombination
) > 0, eType + ": " + str(argCombinations)
# Originally binary classification
if goldGraph != None:
isGoldEvent = self.eventIsGold(entity, argCombination,
sentenceGraph, goldGraph,
goldEntitiesByOffset)
#if eType == "Binding":
# print argCombination[0].get("e1"), len(argCombination), isGoldEvent
else:
isGoldEvent = False
# Named (multi-)class
if isGoldEvent:
#category = "event"
category = eType
if category.find("egulation") != -1:
category = "All_regulation"
elif category != "Binding":
category = "Other" #"simple6"
else:
category = "neg"
features = {}
argString = ""
for arg in argCombination:
argString += "," + arg.get("id")
extra = {
"xtype": "um",
"e": entity.get("id"),
"i": argString[1:],
"etype": eType,
"class": category
}
assert type(extra["etype"]) == types.StringType, extra
self.exampleStats.addExample(category)
example = self.buildExample(sentenceGraph, paths, entity,
argCombination, interactions)
example[0] = sentenceGraph.getSentenceId() + ".x" + str(
exampleIndex)
example[1] = self.classSet.getId(category)
example[3] = extra
#examples.append( example )
ExampleUtils.appendExamples([example], outfile)
exampleIndex += 1
#return examples
return exampleIndex
def buildExample(self, sentenceGraph, paths, eventEntity, argCombination,
allInteractions): #themeEntities, causeEntities=None):
# NOTE!!!! TODO
# add also features for arguments present, but not in this combination
features = {}
self.features = features
self.buildInterArgumentBagOfWords(argCombination, sentenceGraph)
eventEntityType = eventEntity.get("type")
if eventEntityType == "Binding":
interactionIndex = {}
groupInteractionLengths = []
for interaction in allInteractions:
groupInteractionLengths.append(
self.interactionLenghts[interaction])
groupInteractionLengths.sort(compareInteractionPrecedence)
#print groupInteractionLengths
for i in range(len(groupInteractionLengths)):
interactionIndex[groupInteractionLengths[i][0]] = i
eventToken = sentenceGraph.entityHeadTokenByEntity[eventEntity]
self.triggerFeatureBuilder.setFeatureVector(self.features)
self.triggerFeatureBuilder.tag = "trg_"
self.triggerFeatureBuilder.buildFeatures(eventToken)
self.triggerFeatureBuilder.tag = None
#self.setFeature("rootType_"+eventEntity.get("type"), 1)
#argThemeCount = 0
#argCauseCount = 0
argCounts = {}
# Current example's edge combination
for arg in argCombination:
argType = arg.get("type")
if argType not in argCounts:
argCounts[argType] = 0
argCounts[argType] += 1
tag = "arg" + argType
if eventEntityType == "Binding" and argType == "Theme":
tag += str(interactionIndex[arg])
self.buildArgumentFeatures(sentenceGraph, paths, features,
eventToken, arg, tag)
## if arg.get("type") == "Theme":
## #argThemeCount += 1
## tag = "argTheme"
## self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, arg, tag)
# #elif arg.get("type") == "Cause": # Cause
# # #argCauseCount += 1
# # self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, arg, "argCause")
# else:
# self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, arg, "arg"+argType)
# Edge group context
#contextThemeCount = 0
#contextCauseCount = 0
contextCounts = {}
for interaction in allInteractions:
if interaction in argCombination: # Already part of current example's combination
continue
contextArgType = interaction.get("type")
if contextArgType not in contextCounts:
contextCounts[contextArgType] = 0
contextCounts[contextArgType] += 1
tag = "conArg" + contextArgType
if eventEntityType == "Binding" and contextArgType == "Theme":
tag += str(interactionIndex[interaction])
self.buildArgumentFeatures(sentenceGraph, paths, features,
eventToken, interaction, tag)
# if interaction.get("type") == "Theme":
# contextThemeCount += 1
# tag = "conTheme"
# self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, interaction, tag)
# if eventEntityType == "Binding":
# tag += str(interactionIndex[interaction])
# self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, interaction, tag)
# else: # Cause
# contextCauseCount += 1
# self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, interaction, "conCause")
self.setFeature("argCount", len(argCombination))
self.setFeature("argCount_" + str(len(argCombination)), 1)
self.setFeature("interactionCount", len(allInteractions))
self.setFeature("interactionCount_" + str(len(allInteractions)), 1)
#self.setFeature("argThemeCount", argThemeCount)
#self.setFeature("argThemeCount_" + str(argThemeCount), 1)
#self.setFeature("argCauseCount", argCauseCount)
#self.setFeature("argCauseCount_" + str(argCauseCount), 1)
for key in sorted(argCounts.keys()):
self.setFeature("arg" + key + "Count", argCounts[key])
self.setFeature("arg" + key + "Count_" + str(argCounts[key]), 1)
#self.setFeature("interactionThemeCount", contextThemeCount)
#self.setFeature("interactionThemeCount_" + str(contextThemeCount), 1)
#self.setFeature("interactionCauseCount", contextCauseCount)
#self.setFeature("interactionCauseCount_" + str(contextCauseCount), 1)
for key in sorted(contextCounts.keys()):
self.setFeature("contextArg" + key + "Count", contextCounts[key])
self.setFeature(
"contextArg" + key + "Count_" + str(contextCounts[key]), 1)
self.triggerFeatureBuilder.tag = ""
self.triggerFeatureBuilder.setFeatureVector(None)
# Common features
# if e1Type.find("egulation") != -1: # leave r out to avoid problems with capitalization
# if entity2.get("isName") == "True":
# features[self.featureSet.getId("GENIA_regulation_of_protein")] = 1
# else:
# features[self.featureSet.getId("GENIA_regulation_of_event")] = 1
# define extra attributes
return [None, None, features, None]
def buildArgumentFeatures(self, sentenceGraph, paths, features, eventToken,
arg, tag):
argEntity = sentenceGraph.entitiesById[arg.get("e2")]
argToken = sentenceGraph.entityHeadTokenByEntity[argEntity]
self.buildEdgeFeatures(sentenceGraph, paths, features, eventToken,
argToken, tag)
self.triggerFeatureBuilder.tag = tag + "trg_"
self.triggerFeatureBuilder.buildFeatures(argToken)
if argEntity.get("isName") == "True":
self.setFeature(tag + "Protein", 1)
else:
self.setFeature(tag + "Event", 1)
self.setFeature("nestingEvent", 1)
self.setFeature(tag + "_" + argEntity.get("type"), 1)
def buildEdgeFeatures(self, sentenceGraph, paths, features, eventToken,
argToken, tag):
#eventToken = sentenceGraph.entityHeadTokenByEntity[eventNode]
#argToken = sentenceGraph.entityHeadTokenByEntity[argNode]
self.multiEdgeFeatureBuilder.tag = tag + "_"
self.multiEdgeFeatureBuilder.setFeatureVector(features, None, None,
False)
self.setFeature(tag + "_present", 1)
path = paths.getPaths(eventToken, argToken)
if eventToken != argToken and len(path) > 0:
path = path[0]
else:
path = [eventToken, argToken]
#edges = None
if not self.styles["disable_entity_features"]:
self.multiEdgeFeatureBuilder.buildEntityFeatures(sentenceGraph)
self.multiEdgeFeatureBuilder.buildPathLengthFeatures(path)
#if not "disable_terminus_features" in self.styles:
# self.multiEdgeFeatureBuilder.buildTerminusTokenFeatures(path, sentenceGraph) # remove for fast
if not self.styles["disable_single_element_features"]:
self.multiEdgeFeatureBuilder.buildSingleElementFeatures(
path, sentenceGraph)
if not self.styles["disable_ngram_features"]:
self.multiEdgeFeatureBuilder.buildPathGrams(
2, path, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(
3, path, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(
4, path, sentenceGraph) # remove for fast
if not self.styles["disable_path_edge_features"]:
self.multiEdgeFeatureBuilder.buildPathEdgeFeatures(
path, sentenceGraph)
#self.multiEdgeFeatureBuilder.buildSentenceFeatures(sentenceGraph)
self.multiEdgeFeatureBuilder.setFeatureVector(None, None, None, False)
self.multiEdgeFeatureBuilder.tag = ""
def buildInterArgumentBagOfWords(self, arguments, sentenceGraph):
if len(arguments) < 2:
return
indexByToken = {}
for i in range(len(sentenceGraph.tokens)):
indexByToken[sentenceGraph.tokens[i]] = i
argTokenIndices = set()
for arg in arguments:
argEntity = sentenceGraph.entitiesById[arg.get("e2")]
argToken = sentenceGraph.entityHeadTokenByEntity[argEntity]
argTokenIndices.add(indexByToken[argToken])
minIndex = min(argTokenIndices)
maxIndex = max(argTokenIndices)
self.setFeature("argBoWRange", (maxIndex - minIndex))
self.setFeature("argBoWRange_" + str(maxIndex - minIndex), 1)
bow = set()
for i in range(minIndex + 1, maxIndex):
token = sentenceGraph.tokens[i]
if len(sentenceGraph.tokenIsEntityHead[token]
) == 0 and not sentenceGraph.tokenIsName[token]:
bow.add(token.get("text"))
bow = sorted(list(bow))
for word in bow:
self.setFeature("argBoW_" + word, 1)
if word in ["/", "-"]:
self.setFeature("argBoW_slashOrHyphen", 1)
if len(bow) == 1:
self.setFeature("argBoWonly_" + bow[0], 1)
if bow[0] in ["/", "-"]:
self.setFeature("argBoWonly_slashOrHyphen", 1)
class DirectEventExampleBuilder(ExampleBuilder):
def __init__(self,
style=["typed", "directed", "headsOnly"],
length=None,
types=[],
featureSet=None,
classSet=None,
gazetteer=None,
pathGazetteer=None,
negFrac=None):
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
assert (classSet.getId("neg") == 1)
if gazetteer != None:
print >> sys.stderr, "Loading gazetteer from", gazetteer
self.gazetteer = Gazetteer.loadGztr(gazetteer)
else:
print >> sys.stderr, "No gazetteer loaded"
self.gazetteer = None
self.pathGazetteer = None
self.pathGazetteerDependencies = None
self.pathGazetteerPairs = None
if pathGazetteer != None:
print >> sys.stderr, "Loading path gazetteer from", pathGazetteer
self.pathGazetteer = PathGazetteer.load(pathGazetteer)
self.pathGazetteerDependencies = PathGazetteer.getDependencies(
self.pathGazetteer)
self.pathGazetteerPairs = PathGazetteer.getPairs(
self.pathGazetteer)
else:
print >> sys.stderr, "No path gazetteer loaded"
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
self.styles = style
self.negFrac = negFrac
print >> sys.stderr, "Downsampling negatives to", negFrac
self.negRand = random.Random()
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
if True: #"noAnnType" in self.styles:
self.multiEdgeFeatureBuilder.noAnnType = True
if "noMasking" in self.styles:
self.multiEdgeFeatureBuilder.maskNamedEntities = False
if "maxFeatures" in self.styles:
self.multiEdgeFeatureBuilder.maximum = True
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
#self.tokenFeatureBuilder = TokenFeatureBuilder(self.featureSet)
#if "ontology" in self.styles:
# self.multiEdgeFeatureBuilder.ontologyFeatureBuilder = BioInferOntologyFeatureBuilder(self.featureSet)
self.pathLengths = length
assert (self.pathLengths == None)
self.types = types
self.eventsByOrigId = {}
self.headTokensByOrigId = {}
self.interSentenceEvents = set()
self.examplesByEventOrigId = {}
self.skippedByType = {}
self.skippedByTypeAndReason = {}
self.builtByType = {}
self.gazMatchCache = {}
#self.outFile = open("exampleTempFile.txt","wt")
@classmethod
def run(cls,
input,
output,
parse,
tokenization,
style,
idFileTag=None,
gazetteer=None,
pathGazetteer=None,
negFrac=None):
classSet, featureSet = cls.getIdSets(idFileTag)
if style != None:
e = DirectEventExampleBuilder(style=style,
classSet=classSet,
featureSet=featureSet,
gazetteer=gazetteer,
pathGazetteer=pathGazetteer,
negFrac=negFrac)
else:
e = DirectEventExampleBuilder(classSet=classSet,
featureSet=featureSet,
gazetteer=gazetteer,
pathGazetteer=pathGazetteer,
negFrac=negFrac)
sentences = cls.getSentences(input, parse, tokenization)
e.buildExamplesForSentences(sentences, output, idFileTag)
e.printStats()
def getGazetteerMatch(self, string):
if string in self.gazMatchCache:
return self.gazMatchCache[string]
origString = string
if "stem_gazetteer" in self.styles:
string = PorterStemmer.stem(string)
if string in self.gazetteer:
self.gazMatchCache[origString] = string
return string
elif string.find("-") != -1:
replaced = string.replace("-", "")
else:
self.gazMatchCache[origString] = None
return None
if replaced in self.gazetteer:
self.gazMatchCache[origString] = replaced
return replaced
else:
splitted = string.rsplit("-", 1)[-1]
if splitted in self.gazetteer:
self.gazMatchCache[origString] = splitted
return splitted
else:
self.gazMatchCache[origString] = None
return None
def isInGazetteer(self, string):
return self.getGazetteerMatch(string) != None
def printStats(self):
eventsByType = {}
for event in self.eventsByOrigId.values():
eventsByType[event.get("type")] = eventsByType.get(
event.get("type"), 0) + 1
f = open("missed-events", "wt")
missedEvents = {}
for key in self.examplesByEventOrigId.keys():
if self.examplesByEventOrigId[key] == 0:
if not missedEvents.has_key(
self.eventsByOrigId[key].get("type")):
missedEvents[self.eventsByOrigId[key].get("type")] = []
missedEvents[self.eventsByOrigId[key].get("type")].append(key)
for key in sorted(missedEvents.keys()):
f.write(key + "\n")
for id in sorted(missedEvents[key]):
f.write(" " + id + " ")
if id in self.interSentenceEvents:
f.write("intersentence ")
text = self.headTokensByOrigId[id].get("text").lower()
if not self.isInGazetteer(text):
text = self.headTokensByOrigId[id].get("text").lower()
if "stem_gazetteer" in self.styles:
stemmed = PorterStemmer.stem(text)
f.write("not-in-gazetteer (" + text + " / " + stemmed +
")")
f.write("\n")
f.close()
print >> sys.stderr, "Example selection missed events (other, intersentence, non-gazetteer)"
for key in sorted(eventsByType.keys()):
inter = 0
other = 0
nongaz = 0
if missedEvents.has_key(key):
for id in missedEvents[key]:
tokText = self.headTokensByOrigId[id].get("text").lower()
if id in self.interSentenceEvents:
inter += 1
elif not self.isInGazetteer(tokText):
nongaz += 1
else:
other += 1
if inter == other == nongaz == 0:
print >> sys.stderr, " " + key + " (" + str(
eventsByType[key]) + "): missed none"
else:
print >> sys.stderr, " " + key + " (" + str(
eventsByType[key]) + "): " + str(other) + ", " + str(
inter) + ", " + str(nongaz)
print >> sys.stderr, "Example generation (total, built/skipped)"
for key in sorted(
list(set(self.skippedByType.keys() +
self.builtByType.keys()))):
string = " " + key + ": (" + str(
self.builtByType.get(key, 0) +
self.skippedByType.get(key, 0)) + ", " + str(
self.builtByType.get(key, 0)) + "/" + str(
self.skippedByType.get(key, 0)) + ") ["
for key2 in sorted(self.skippedByTypeAndReason[key].keys()):
string += key2 + ":" + str(
self.skippedByTypeAndReason[key][key2]) + " "
string += "]"
print >> sys.stderr, string
def definePredictedValueRange(self, sentences, elementName):
self.multiEdgeFeatureBuilder.definePredictedValueRange(
sentences, elementName)
def getPredictedValueRange(self):
return self.multiEdgeFeatureBuilder.predictedRange
def preProcessExamples(self, allExamples):
if "normalize" in self.styles:
print >> sys.stderr, " Normalizing feature vectors"
ExampleUtils.normalizeFeatureVectors(allExamples)
return allExamples
# def isPotentialGeniaInteraction(self, e1, e2):
# if e1.get("isName") == "True" and e2.get("isName") == "True":
# return False
# elif e1.get("isName") == "True" and e2.get("isName") == "False":
# return False
# else:
# return True
def getArgumentEntities(self, sentenceGraph, entityNode):
eId = entityNode.get("id")
assert (eId != None)
themeNodes = []
causeNodes = []
for edge in sentenceGraph.interactions:
if edge.get("e1") == eId:
edgeType = edge.get("type")
assert (edgeType in ["Theme", "Cause"]), edgeType
if edgeType == "Theme":
themeNodes.append(
sentenceGraph.entitiesById[edge.get("e2")])
elif edgeType == "Cause":
causeNodes.append(
sentenceGraph.entitiesById[edge.get("e2")])
return themeNodes, causeNodes
def makeGSEvents(self, sentenceGraph):
self.namedEntityHeadTokenIds = set()
self.gsEvents = {} # [token]->[event-type]->[1-n argument sets]
for token in sentenceGraph.tokens:
self.gsEvents[token] = {}
for entity in sentenceGraph.entities:
if entity.get("type") == "neg":
continue
elif entity.get("isName") == "True":
self.namedEntityHeadTokenIds.add(
sentenceGraph.entityHeadTokenByEntity[entity].get("id"))
continue
eId = entity.get("id")
eOrigId = entity.get("origId")
assert not self.eventsByOrigId.has_key(eOrigId)
self.eventsByOrigId[eOrigId] = entity
if not self.examplesByEventOrigId.has_key(eOrigId):
self.examplesByEventOrigId[eOrigId] = 0
if len(sentenceGraph.interSentenceInteractions) > 0:
for interaction in sentenceGraph.interSentenceInteractions:
if interaction.get("e1") == eId:
self.interSentenceEvents.add(eOrigId)
eType = entity.get("type")
arguments = set()
for interaction in sentenceGraph.interactions:
if interaction.get("e1") == eId:
e2 = sentenceGraph.entitiesById[interaction.get("e2")]
e2TokenId = sentenceGraph.entityHeadTokenByEntity[e2].get(
"id")
arguments.add((interaction.get("type"), e2TokenId))
#arguments.add( (interaction.get("type"), interaction.get("e2") ) )
arguments = tuple(sorted(list(arguments)))
eHeadToken = sentenceGraph.entityHeadTokenByEntity[entity]
self.headTokensByOrigId[eOrigId] = eHeadToken
if not self.gsEvents[eHeadToken].has_key(eType):
self.gsEvents[eHeadToken][eType] = {}
if len(arguments) > 0:
if not self.gsEvents[eHeadToken][eType].has_key(arguments):
self.gsEvents[eHeadToken][eType][arguments] = []
self.gsEvents[eHeadToken][eType][arguments].append(eOrigId)
def getGSEventType(self, sentenceGraph, eHeadToken, themeTokens,
causeTokens):
#eHeadToken = sentenceGraph.entityHeadTokenByEntity[entity]
#eType = entity.get("type")
if len(self.gsEvents[eHeadToken]) == 0:
return "neg", []
argumentSet = set()
for themeNode in themeTokens:
if themeNode != None:
argumentSet.add(("Theme", themeNode.get("id")))
for causeNode in causeTokens:
if causeNode != None:
argumentSet.add(("Cause", causeNode.get("id")))
argumentSet = tuple(sorted(list(argumentSet)))
gsTypes = set()
eventIds = []
for eventType in sorted(self.gsEvents[eHeadToken].keys()):
if argumentSet in self.gsEvents[eHeadToken][eventType].keys():
gsTypes.add(eventType)
eventIds.extend(
self.gsEvents[eHeadToken][eventType][argumentSet])
if len(gsTypes) == 0:
return "neg", eventIds
elif len(gsTypes) == 1:
return list(gsTypes)[0], eventIds
else:
gsTypes = sorted(list(gsTypes))
string = gsTypes[0]
for gsType in gsTypes[1:]:
string += "---" + gsType
return string, eventIds
def nxMultiDiGraphToUndirected(self, graph):
undirected = NX10.MultiGraph(name=graph.name)
undirected.add_nodes_from(graph)
undirected.add_edges_from(graph.edges_iter())
return undirected
def buildExamples(self, sentenceGraph):
self.makeGSEvents(sentenceGraph)
self.multiEdgeFeatureBuilder.setFeatureVector(resetCache=True)
self.triggerFeatureBuilder.initSentence(sentenceGraph)
examples = []
exampleIndex = 0
#undirected = sentenceGraph.dependencyGraph.to_undirected()
undirected = self.nxMultiDiGraphToUndirected(
sentenceGraph.dependencyGraph)
paths = NX10.all_pairs_shortest_path(undirected, cutoff=999)
eventTokens = []
nameTokens = []
gazCategories = {None: {"neg": -1}}
#stems = {}
for token in sentenceGraph.tokens:
gazText = self.getGazetteerMatch(token.get("text").lower())
if gazText != None:
gazCategories[token] = self.gazetteer[gazText]
else:
gazCategories[token] = {"neg": -1}
if token.get("id") in self.namedEntityHeadTokenIds:
nameTokens.append(token)
elif gazText != None:
eventTokens.append(token)
allTokens = eventTokens + nameTokens
#if len(nameTokens) == 0: # there can be no events in this sentence
# self.gsEvents = None
# return []
for token in eventTokens:
#gazCategories = self.gazetteer[token.get("text").lower()]
#print token.get("text").lower(), gazCategories
#multiargument = False
potentialRegulation = False
potentialBinding = False
for key in gazCategories[token].keys():
if key in [
"Regulation", "Positive_regulation",
"Negative_regulation"
]:
#multiargument = True
potentialRegulation = True
break
for key in gazCategories[token].keys():
if key in ["Binding"]:
#multiargument = True
potentialBinding = True
break
if potentialRegulation:
combinations = combine.combine(allTokens, allTokens + [None])
else:
combinations = []
for t2 in nameTokens: #allTokens:
combinations.append((t2, None))
if potentialBinding:
for i in range(len(nameTokens) - 1):
for j in range(i + 1, len(nameTokens)):
combinations.append(
((nameTokens[i], nameTokens[j]), None))
for combination in combinations:
theme2Binding = False
if type(combination[0]) == types.ListType or type(
combination[0]) == types.TupleType:
theme2Binding = True
categoryName, eventIds = self.getGSEventType(
sentenceGraph, token, combination[0], [combination[1]])
else:
categoryName, eventIds = self.getGSEventType(
sentenceGraph, token, [combination[0]],
[combination[1]])
for id in eventIds:
self.examplesByEventOrigId[id] += 1
skip = False
s = self.skippedByTypeAndReason
if not s.has_key(categoryName):
s[categoryName] = {}
if gazCategories[token].get("neg", -1) > 0.99:
pass
if combination[0] == combination[1]:
pass #skip = True
if combination[0] == token or combination[1] == token:
if theme2Binding or gazCategories[combination[0]].get(
"Positive_regulation", -1) < 0:
skip = True
s[categoryName]["duparg"] = s[categoryName].get(
"duparg", 0) + 1
if combination[0] == None and combination[1] == None:
skip = True
s[categoryName]["noncmb"] = s[categoryName].get(
"noncmb", 0) + 1
validCat = self.isValidEvent(paths, sentenceGraph, token,
combination)
if validCat != "OK": #not self.isValidEvent(paths, sentenceGraph, token, combination):
skip = True
#s[categoryName]["valid"] = s[categoryName].get("valid", 0) + 1
s[categoryName][validCat] = s[categoryName].get(
validCat, 0) + 1
if len(nameTokens) == 0:
skip = True
s[categoryName]["non"] = s[categoryName].get("non", 0) + 1
if theme2Binding:
if gazCategories[combination[0][0]].get(
"neg",
-1) > 0.99 or gazCategories[combination[0][1]].get(
"neg", -1) > 0.99:
skip = True
s[categoryName]["gazarg"] = s[categoryName].get(
"gazarg", 0) + 1
else:
if gazCategories[combination[0]].get(
"neg",
-1) > 0.99 or gazCategories[combination[1]].get(
"neg", -1) > 0.99:
skip = True
s[categoryName]["gazarg"] = s[categoryName].get(
"gazarg", 0) + 1
if (skip and self.negFrac
== None) or (skip and self.negFrac != None
and categoryName == "neg"):
self.skippedByType[categoryName] = self.skippedByType.get(
categoryName, 0) + 1
else:
if self.negFrac == None or categoryName != "neg" or (
categoryName == "neg"
and self.negRand.random() < self.negFrac):
self.builtByType[categoryName] = self.builtByType.get(
categoryName, 0) + 1
if theme2Binding:
newExample = self.buildExample(
exampleIndex, sentenceGraph, paths, token,
combination[0], [combination[1]])
else:
newExample = self.buildExample(
exampleIndex, sentenceGraph, paths, token,
[combination[0]], [combination[1]])
if len(eventIds) > 0:
newExample[3]["numEv"] = str(len(eventIds))
examples.append(newExample)
exampleIndex += 1
self.gsEvents = None
return examples
def isValidEvent(self, paths, sentenceGraph, eventToken, argTokens):
# This one lets through Positive_regulations that are
# excluded from the duparg-rule
oneTokenEvent = True
for argToken in argTokens:
if argToken != None and eventToken != argToken:
oneTokenEvent = False
break
if oneTokenEvent:
return "OK" #True
if not paths.has_key(eventToken):
return "nopaths" #False
newArgTokens = []
for argToken in argTokens:
if type(argToken) == types.ListType or type(
argToken) == types.TupleType:
newArgTokens.extend(argToken)
else:
newArgTokens.append(argToken)
argTokens = newArgTokens
oneArgValid = True
if False:
oneArgValid = False
for argToken in argTokens:
if argToken == None:
continue
if paths[eventToken].has_key(argToken):
path = paths[eventToken][argToken]
else:
#print argToken, argToken.get("text")
#return False
continue
depPaths = self.multiEdgeFeatureBuilder.getEdgeCombinations(
sentenceGraph.dependencyGraph, path)
validArg = False
for p in depPaths:
if p in self.pathGazetteer and self.pathGazetteer[p][0] > 0:
validArg = True
break
if validArg:
oneArgValid = True
# The first and last dependency of a path
if False:
oneEdgeValid = False
for argToken in argTokens:
if argToken == None:
continue
if paths[eventToken].has_key(argToken):
path = paths[eventToken][argToken]
else:
#print argToken, argToken.get("text")
#return False
continue
depPaths = self.multiEdgeFeatureBuilder.getEdgeCombinations(
sentenceGraph.dependencyGraph, path)
validArg = False
for p in depPaths:
p = p.replace("<", "")
p = p.replace(">", "")
p = p.split(".")
pair = (p[0], p[-1])
if pair in self.pathGazetteerPairs:
validArg = True
break
if validArg:
oneEdgeValid = True
break
if not oneEdgeValid:
return "pair"
# Event must not have unseen dependencies in any of its paths
if False:
for argToken in argTokens:
if argToken == None:
continue
if paths[eventToken].has_key(argToken):
path = paths[eventToken][argToken]
else:
continue
deps = self.multiEdgeFeatureBuilder.getEdgeSet(
sentenceGraph.dependencyGraph, path)
for d in deps:
if d[2].get("type") not in self.pathGazetteerDependencies:
#print "Unk", d[2].get("type")
return "unkdep"
# validArg = True
# for p in depPaths:
# if p in self.pathGazetteer and self.pathGazetteer[p][0] == 0:
# validArg = False
# break
# if not validArg:
# return False
if not oneArgValid:
return "novalidarg" #False
return "OK" #True
def setGazetteerFeatures(self, token, tag):
gazText = self.getGazetteerMatch(token.get("text").lower())
if gazText != None:
gazCategories = self.gazetteer[gazText]
for k, v in gazCategories.iteritems():
self.setFeature(tag + "gaz_event_value_" + k, v)
self.setFeature(tag + "gaz_event_" + k, 1)
if k.find("egulation") != -1:
self.setFeature(tag + "potReg", 1)
else:
self.setFeature(tag + "notInGaz", 1)
def buildExample(self,
exampleIndex,
sentenceGraph,
paths,
eventToken,
themeTokens,
causeTokens=None):
features = {}
self.features = features
categoryName, eventIds = self.getGSEventType(sentenceGraph, eventToken,
themeTokens, causeTokens)
category = self.classSet.getId(categoryName)
potentialRegulation = False
eventTokenText = eventToken.get("text").lower()
gazText = self.getGazetteerMatch(eventTokenText)
gazCategories = self.gazetteer[gazText]
for k, v in gazCategories.iteritems():
if k.find("egulation") != -1:
potentialRegulation = True
self.setGazetteerFeatures(eventToken, "")
self.triggerFeatureBuilder.setFeatureVector(self.features)
self.triggerFeatureBuilder.tag = "trg_"
self.triggerFeatureBuilder.buildFeatures(eventToken)
themeEntities = []
hasTheme = False
if len(themeTokens) > 1:
self.setFeature("multiTheme", 1)
potentialRegulation = False
for themeToken in themeTokens:
if themeToken != None:
hasTheme = True
self.setGazetteerFeatures(themeToken, "theme_")
self.buildArgumentFeatures(sentenceGraph, paths, features,
eventToken, themeToken, "theme_")
self.triggerFeatureBuilder.tag = "ttrg_"
self.triggerFeatureBuilder.buildFeatures(themeToken)
themeEntity = None
if sentenceGraph.entitiesByToken.has_key(themeToken):
for themeEntity in sentenceGraph.entitiesByToken[
themeToken]:
if themeEntity.get("isName") == "True":
self.setFeature("themeProtein", 1)
if potentialRegulation:
self.setFeature("regulationThemeProtein", 1)
themeEntities.append(themeEntity)
break
if not features.has_key("themeProtein"):
self.setFeature("themeEvent", 1)
self.setFeature("nestingEvent", 1)
if potentialRegulation:
self.setFeature("regulationThemeEvent", 1)
if hasTheme:
self.setFeature("noTheme", 1)
causeEntities = []
hasCause = False
for causeToken in causeTokens:
if causeToken != None:
hasCause = True
self.setGazetteerFeatures(causeToken, "cause_")
self.buildArgumentFeatures(sentenceGraph, paths, features,
eventToken, causeToken, "cause_")
self.triggerFeatureBuilder.tag = "ctrg_"
self.triggerFeatureBuilder.buildFeatures(causeToken)
causeEntity = None
if sentenceGraph.entitiesByToken.has_key(causeToken):
for causeEntity in sentenceGraph.entitiesByToken[
causeToken]:
if causeEntity.get("isName") == "True":
self.setFeature("causeProtein", 1)
if potentialRegulation:
self.setFeature("regulationCauseProtein", 1)
causeEntities.append(causeEntity)
break
if not features.has_key("causeProtein"):
self.setFeature("causeEvent", 1)
self.setFeature("nestingEvent", 1)
if potentialRegulation:
self.setFeature("regulationCauseEvent", 1)
if not hasCause:
self.setFeature("noCause", 1)
self.triggerFeatureBuilder.tag = ""
self.triggerFeatureBuilder.setFeatureVector(None)
# Common features
# if e1Type.find("egulation") != -1: # leave r out to avoid problems with capitalization
# if entity2.get("isName") == "True":
# features[self.featureSet.getId("GENIA_regulation_of_protein")] = 1
# else:
# features[self.featureSet.getId("GENIA_regulation_of_event")] = 1
# define extra attributes
extra = {"xtype": "event", "type": categoryName}
extra["et"] = eventToken.get("id")
if len(eventIds) > 0:
eventIds.sort()
extra["eids"] = ""
for eventId in eventIds:
extra["eids"] += str(eventId) + ","
extra["eids"] = extra["eids"][:-1]
for themeToken in themeTokens:
if themeToken != None:
if extra.has_key("tt"):
extra["tt"] = extra["tt"] + "," + themeToken.get("id")
else:
extra["tt"] = themeToken.get("id")
for themeEntity in themeEntities:
if extra.has_key("t"):
extra["t"] = extra["t"] + "," + themeEntity.get("id")
else:
extra["t"] = themeEntity.get("id")
for causeToken in causeTokens:
if causeToken != None:
extra["ct"] = causeTokens[0].get("id")
if len(causeEntities) > 0:
extra["c"] = causeEntities[0].get("id")
sentenceOrigId = sentenceGraph.sentenceElement.get("origId")
if sentenceOrigId != None:
extra["SOID"] = sentenceOrigId
# make example
#assert (category == 1 or category == -1)
self.features = None
return (sentenceGraph.getSentenceId() + ".x" + str(exampleIndex),
category, features, extra)
def buildArgumentFeatures(self, sentenceGraph, paths, features, eventToken,
argToken, tag):
#eventToken = sentenceGraph.entityHeadTokenByEntity[eventNode]
#argToken = sentenceGraph.entityHeadTokenByEntity[argNode]
self.multiEdgeFeatureBuilder.tag = tag
self.multiEdgeFeatureBuilder.setFeatureVector(features, None, None,
False)
if eventToken != argToken and paths.has_key(
eventToken) and paths[eventToken].has_key(argToken):
path = paths[eventToken][argToken]
edges = self.multiEdgeFeatureBuilder.getEdges(
sentenceGraph.dependencyGraph, path)
else:
path = [eventToken, argToken]
edges = None
# if not "disable_entity_features" in self.styles:
# # doesn't improve beyond 52.32
# self.multiEdgeFeatureBuilder.buildEntityFeatures(sentenceGraph)
# # buildPathLengthFeatures 52.32 -> 51-51
# self.multiEdgeFeatureBuilder.buildPathLengthFeatures(path)
# if not "disable_terminus_features" in self.styles:
# # didn't improve from 52.32
# self.multiEdgeFeatureBuilder.buildTerminusTokenFeatures(path, sentenceGraph) # remove for fast
if not "disable_single_element_features" in self.styles:
# 50.74 -> 52.32
self.multiEdgeFeatureBuilder.buildSingleElementFeatures(
path, edges, sentenceGraph)
if not "disable_ngram_features" in self.styles:
# ngrams alone - 50.74
self.multiEdgeFeatureBuilder.buildPathGrams(
2, path, edges, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(
3, path, edges, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(
4, path, edges, sentenceGraph) # remove for fast
# disabling length 4 drops performance
# if not "disable_path_edge_features" in self.styles:
# self.multiEdgeFeatureBuilder.buildPathEdgeFeatures(path, edges, sentenceGraph)
# self.multiEdgeFeatureBuilder.buildSentenceFeatures(sentenceGraph)
# buildSentenceFeatures seems to decrease performance by 8 %-points
self.multiEdgeFeatureBuilder.setFeatureVector(None, None, None, False)
self.multiEdgeFeatureBuilder.tag = ""
class MultiEdgeExampleBuilder(ExampleBuilder):
"""
This example builder makes edge examples, i.e. examples describing
the event arguments.
"""
def __init__(self, style=None, length=None, types=[], featureSet=None, classSet=None):
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
assert( classSet.getId("neg") == 1 or (len(classSet.Ids)== 2 and classSet.getId("neg") == -1) )
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
self.styles = self.getParameters(style, [
"typed", "directed", "headsOnly", "graph_kernel", "noAnnType", "noMasking", "maxFeatures",
"genia_limits", "epi_limits", "id_limits", "rel_limits", "bb_limits", "bi_limits", "co_limits",
"genia_task1", "ontology", "nodalida", "bacteria_renaming", "trigger_features", "rel_features",
"ddi_features", "evex", "giuliano", "random", "themeOnly", "causeOnly", "no_path", "entities",
"skip_extra_triggers", "headsOnly", "graph_kernel", "trigger_features", "no_task", "no_dependency",
"disable_entity_features", "disable_terminus_features", "disable_single_element_features",
"disable_ngram_features", "disable_path_edge_features", "no_linear", "subset", "binary", "pos_only",
"entity_type"
])
if style == None: # no parameters given
style["typed"] = style["directed"] = style["headsOnly"] = True
# self.styles = style
# if "selftrain_group" in self.styles:
# self.selfTrainGroups = set()
# if "selftrain_group-1" in self.styles:
# self.selfTrainGroups.add("-1")
# if "selftrain_group0" in self.styles:
# self.selfTrainGroups.add("0")
# if "selftrain_group1" in self.styles:
# self.selfTrainGroups.add("1")
# if "selftrain_group2" in self.styles:
# self.selfTrainGroups.add("2")
# if "selftrain_group3" in self.styles:
# self.selfTrainGroups.add("3")
# print >> sys.stderr, "Self-train-groups:", self.selfTrainGroups
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
# NOTE Temporarily re-enabling predicted range
#self.multiEdgeFeatureBuilder.definePredictedValueRange([], None)
if self.styles["graph_kernel"]:
from FeatureBuilders.GraphKernelFeatureBuilder import GraphKernelFeatureBuilder
self.graphKernelFeatureBuilder = GraphKernelFeatureBuilder(self.featureSet)
if self.styles["noAnnType"]:
self.multiEdgeFeatureBuilder.noAnnType = True
if self.styles["noMasking"]:
self.multiEdgeFeatureBuilder.maskNamedEntities = False
if self.styles["maxFeatures"]:
self.multiEdgeFeatureBuilder.maximum = True
if self.styles["genia_task1"]:
self.multiEdgeFeatureBuilder.filterAnnTypes.add("Entity")
self.tokenFeatureBuilder = TokenFeatureBuilder(self.featureSet)
if self.styles["ontology"]:
self.multiEdgeFeatureBuilder.ontologyFeatureBuilder = BioInferOntologyFeatureBuilder(self.featureSet)
if self.styles["nodalida"]:
self.nodalidaFeatureBuilder = NodalidaFeatureBuilder(self.featureSet)
if self.styles["bacteria_renaming"]:
self.bacteriaRenamingFeatureBuilder = BacteriaRenamingFeatureBuilder(self.featureSet)
if self.styles["trigger_features"]:
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder.useNonNameEntities = True
if self.styles["genia_task1"]:
self.triggerFeatureBuilder.filterAnnTypes.add("Entity")
#self.bioinferOntologies = OntologyUtils.loadOntologies(OntologyUtils.g_bioInferFileName)
if self.styles["rel_features"]:
self.relFeatureBuilder = RELFeatureBuilder(featureSet)
if self.styles["ddi_features"]:
self.drugFeatureBuilder = DrugFeatureBuilder(featureSet)
if self.styles["evex"]:
self.evexFeatureBuilder = EVEXFeatureBuilder(featureSet)
if self.styles["giuliano"]:
self.giulianoFeatureBuilder = GiulianoFeatureBuilder(featureSet)
self.pathLengths = length
assert(self.pathLengths == None)
self.types = types
if self.styles["random"]:
from FeatureBuilders.RandomFeatureBuilder import RandomFeatureBuilder
self.randomFeatureBuilder = RandomFeatureBuilder(self.featureSet)
def definePredictedValueRange(self, sentences, elementName):
self.multiEdgeFeatureBuilder.definePredictedValueRange(sentences, elementName)
def getPredictedValueRange(self):
return self.multiEdgeFeatureBuilder.predictedRange
def filterEdgesByType(self, edges, typesToInclude):
if len(typesToInclude) == 0:
return edges
edgesToKeep = []
for edge in edges:
if edge.get("type") in typesToInclude:
edgesToKeep.append(edge)
return edgesToKeep
def getCategoryNameFromTokens(self, sentenceGraph, t1, t2, directed=True):
"""
Example class. Multiple overlapping edges create a merged type.
"""
types = set()
# if sentenceGraph.interactionGraph.has_edge(t1, t2):
# intEdges = sentenceGraph.interactionGraph.get_edge_data(t1, t2, default={})
# # NOTE: Only works if keys are ordered integers
# for i in range(len(intEdges)):
# types.add(intEdges[i]["element"].get("type"))
# if (not directed) and sentenceGraph.interactionGraph.has_edge(t2, t1):
# intEdges = sentenceGraph.interactionGraph.get_edge(t2, t1, default={})
# # NOTE: Only works if keys are ordered integers
# for i in range(len(intEdges)):
# types.add(intEdges[i]["element"].get("type"))
intEdges = sentenceGraph.interactionGraph.getEdges(t1, t2)
if (not directed):
intEdges = intEdges + sentenceGraph.interactionGraph.getEdges(t2, t1)
for intEdge in intEdges:
types.add(intEdge[2].get("type"))
types = list(types)
types.sort()
categoryName = ""
for name in types:
if categoryName != "":
categoryName += "---"
categoryName += name
if categoryName != "":
return categoryName
else:
return "neg"
def getCategoryName(self, sentenceGraph, e1, e2, directed=True, duplicateEntities=None):
"""
Example class. Multiple overlapping edges create a merged type.
"""
# interactions = []
# e1s = [e1]
# if duplicateEntities != None and e1 in duplicateEntities:
# e1s += duplicateEntities[e1]
# e2s = [e2]
# if duplicateEntities != None and e2 in duplicateEntities:
# e2s += duplicateEntities[e2]
# for entity1 in e1s:
# for entity2 in e2s:
# interactions = interactions + sentenceGraph.getInteractions(entity1, entity2)
# if not directed:
# interactions = interactions + sentenceGraph.getInteractions(entity2, entity1)
interactions = sentenceGraph.getInteractions(e1, e2, True)
#print interactions
types = set()
for interaction in interactions:
types.add(interaction[2].get("type"))
types = list(types)
types.sort()
categoryName = ""
for name in types:
if self.styles["causeOnly"] and name != "Cause":
continue
if self.styles["themeOnly"] and name != "Theme":
continue
if categoryName != "":
categoryName += "---"
categoryName += name
if categoryName != "":
return categoryName
else:
return "neg"
def isPotentialRELInteraction(self, e1, e2):
if e1.get("type") == "Protein" and e2.get("type") == "Entity":
return True
else:
return False
def isPotentialBBInteraction(self, e1, e2, sentenceGraph):
#if e1.get("type") == "Bacterium" and e2.get("type") in ["Host", "HostPart", "Geographical", "Environmental", "Food", "Medical", "Soil", "Water"]:
# Note: "Environment" type is misspelled as "Environmental" in the BB-task documentation
if e1.get("type") == "Bacterium" and e2.get("type") in ["Host", "HostPart", "Geographical", "Environment", "Food", "Medical", "Soil", "Water"]:
return True
elif e1.get("type") == "Host" and e2.get("type") == "HostPart":
return True
else:
return False
def getBISuperType(self, eType):
if eType in ["GeneProduct", "Protein", "ProteinFamily", "PolymeraseComplex"]:
return "ProteinEntity"
elif eType in ["Gene", "GeneFamily", "GeneComplex", "Regulon", "Site", "Promoter"]:
return "GeneEntity"
else:
return None
def isPotentialBIInteraction(self, e1, e2, sentenceGraph, stats):
e1Type = e1.get("type")
e1SuperType = self.getBISuperType(e1Type)
e2Type = e2.get("type")
e2SuperType = self.getBISuperType(e2Type)
tag = "(" + e1Type + "/" + e2Type + ")"
if e1Type == "Regulon":
if e2SuperType in ["GeneEntity", "ProteinEntity"]:
return True
if e1SuperType == "ProteinEntity":
if e2Type in ["Site", "Promoter", "Gene", "GeneComplex"]:
return True
if e1Type in ["Action", "Transcription", "Expression"]:
return True
if e1Type == "Site":
if e2SuperType == "GeneEntity":
return True
if e1Type == "Promoter":
if e2SuperType in ["GeneEntity", "ProteinEntity"]:
return True
if e1SuperType in ["GeneEntity", "ProteinEntity"]:
if e2SuperType in ["GeneEntity", "ProteinEntity"]:
return True
stats.filter("bi_limits") #+tag)
return False
def isPotentialEPIInteraction(self, e1, e2, sentenceGraph):
if e1.get("type") != "Catalysis":
if e1.get("type") in ["Protein", "Entity"]:
return False
elif e2.get("type") in ["Protein", "Entity"]:
return True
else:
return False
else: # Catalysis
if e2.get("type") != "Entity":
return True
else:
return False
assert False, (e1.get("type"), e2.get("type"))
def isPotentialIDInteraction(self, e1, e2, sentenceGraph):
e1Type = e1.get("type")
e2Type = e2.get("type")
e1IsCore = e1Type in ["Protein", "Regulon-operon", "Two-component-system", "Chemical", "Organism"]
e2IsCore = e2Type in ["Protein", "Regulon-operon", "Two-component-system", "Chemical", "Organism"]
if e1IsCore:
return False
elif e1Type in ["Gene_expression", "Transcription"]:
if e2Type in ["Protein", "Regulon-operon"]:
return True
else:
return False
elif e1Type in ["Protein_catabolism", "Phosphorylation"]:
if e2Type == "Protein":
return True
else:
return False
elif e1Type == "Localization":
if e2IsCore or e2Type == "Entity":
return True
else:
return False
elif e1Type in ["Binding", "Process"]:
if e2IsCore:
return True
else:
return False
elif "egulation" in e1Type:
if e2Type != "Entity":
return True
else:
return False
elif e1Type == "Entity":
if e2IsCore:
return True
else:
return False
assert False, (e1Type, e2Type)
def isPotentialCOInteraction(self, e1, e2, sentenceGraph):
if e1.get("type") == "Exp" and e2.get("type") == "Exp":
anaphoraTok = sentenceGraph.entityHeadTokenByEntity[e1]
antecedentTok = sentenceGraph.entityHeadTokenByEntity[e2]
antecedentTokenFound = False
for token in sentenceGraph.tokens:
if token == antecedentTok:
antecedentTokenFound = True
if token == anaphoraTok: # if, not elif, to take into accoutn cases where e1Tok == e2Tok
if antecedentTokenFound:
return True
else:
return False
assert False
elif e1.get("type") == "Exp" and e2.get("type") == "Protein":
return True
else:
return False
def isPotentialGeniaInteraction(self, e1, e2):
e1Type = e1.get("type")
e2Type = e2.get("type")
if e1Type == "Protein":
return False
elif e1Type in ["Entity", "Gene_expression", "Transcription", "Protein_catabolism", "Phosphorylation", "Binding"]:
if e2Type == "Protein":
return True
else:
return False
elif e1Type == "Localization":
if e2Type in ["Protein", "Entity"]:
return True
else:
return False
elif "egulation" in e1Type:
if e2Type != "Entity":
return True
else:
return False
assert False, (e1Type, e2Type)
def getGoldCategoryName(self, goldGraph, entityToGold, e1, e2, directed=True):
if len(entityToGold[e1]) > 0 and len(entityToGold[e2]) > 0:
return self.getCategoryName(goldGraph, entityToGold[e1][0], entityToGold[e2][0], directed=directed)
else:
return "neg"
def buildExamplesFromGraph(self, sentenceGraph, outfile, goldGraph = None):
"""
Build examples for a single sentence. Returns a list of examples.
See Core/ExampleUtils for example format.
"""
#examples = []
exampleIndex = 0
if self.styles["trigger_features"]:
self.triggerFeatureBuilder.initSentence(sentenceGraph)
if self.styles["evex"]:
self.evexFeatureBuilder.initSentence(sentenceGraph)
# Filter entities, if needed
#mergedIds = None
#duplicateEntities = None
#entities = sentenceGraph.entities
#entities, mergedIds, duplicateEntities = self.mergeEntities(sentenceGraph, False) # "no_duplicates" in self.styles)
sentenceGraph.mergeInteractionGraph(True)
entities = sentenceGraph.mergedEntities
entityToDuplicates = sentenceGraph.mergedEntityToDuplicates
self.exampleStats.addValue("Duplicate entities skipped", len(sentenceGraph.entities) - len(entities))
# Connect to optional gold graph
if goldGraph != None:
entityToGold = EvaluateInteractionXML.mapEntities(entities, goldGraph.entities)
paths = None
if not self.styles["no_path"]:
##undirected = sentenceGraph.getUndirectedDependencyGraph()
#undirected = self.nxMultiDiGraphToUndirected(sentenceGraph.dependencyGraph)
###undirected = sentenceGraph.dependencyGraph.to_undirected()
####undirected = NX10.MultiGraph(sentenceGraph.dependencyGraph) This didn't work
undirected = sentenceGraph.dependencyGraph.toUndirected()
#paths = NX10.all_pairs_shortest_path(undirected, cutoff=999)
paths = undirected
#for edge in sentenceGraph.dependencyGraph.edges:
# assert edge[2] != None
#for edge in undirected.edges:
# assert edge[2] != None
#if sentenceGraph.sentenceElement.get("id") == "GENIA.d70.s5":
# print [(x[0].get("id"), x[1].get("id"), x[2].get("id")) for x in sentenceGraph.dependencyGraph.edges]
# Generate examples based on interactions between entities or interactions between tokens
if self.styles["entities"]:
loopRange = len(entities)
else:
loopRange = len(sentenceGraph.tokens)
for i in range(loopRange-1):
for j in range(i+1,loopRange):
eI = None
eJ = None
if self.styles["entities"]:
eI = entities[i]
eJ = entities[j]
tI = sentenceGraph.entityHeadTokenByEntity[eI]
tJ = sentenceGraph.entityHeadTokenByEntity[eJ]
#if "no_ne_interactions" in self.styles and eI.get("isName") == "True" and eJ.get("isName") == "True":
# continue
if eI.get("type") == "neg" or eJ.get("type") == "neg":
continue
if self.styles["skip_extra_triggers"]:
if eI.get("source") != None or eJ.get("source") != None:
continue
else:
tI = sentenceGraph.tokens[i]
tJ = sentenceGraph.tokens[j]
# only consider paths between entities (NOTE! entities, not only named entities)
if self.styles["headsOnly"]:
if (len(sentenceGraph.tokenIsEntityHead[tI]) == 0) or (len(sentenceGraph.tokenIsEntityHead[tJ]) == 0):
continue
if self.styles["directed"]:
# define forward
if self.styles["entities"]:
categoryName = self.getCategoryName(sentenceGraph, eI, eJ, True)
if goldGraph != None:
categoryName = self.getGoldCategoryName(goldGraph, entityToGold, eI, eJ, True)
else:
categoryName = self.getCategoryNameFromTokens(sentenceGraph, tI, tJ, True)
# make forward
self.exampleStats.beginExample(categoryName)
makeExample = True
if self.styles["genia_limits"] and not self.isPotentialGeniaInteraction(eI, eJ):
makeExample = False
self.exampleStats.filter("genia_limits")
if self.styles["genia_task1"] and (eI.get("type") == "Entity" or eJ.get("type") == "Entity"):
makeExample = False
self.exampleStats.filter("genia_task1")
if self.styles["rel_limits"] and not self.isPotentialRELInteraction(eI, eJ):
makeExample = False
self.exampleStats.filter("rel_limits")
if self.styles["co_limits"] and not self.isPotentialCOInteraction(eI, eJ, sentenceGraph):
makeExample = False
self.exampleStats.filter("co_limits")
if self.styles["bb_limits"] and not self.isPotentialBBInteraction(eI, eJ, sentenceGraph):
makeExample = False
self.exampleStats.filter("bb_limits")
if categoryName != "neg":
self.exampleStats.filter("bb_limits(" + categoryName + ":" + eI.get("type") + "/" + eJ.get("type") + ")")
if self.styles["bi_limits"] and not self.isPotentialBIInteraction(eI, eJ, sentenceGraph, self.exampleStats):
makeExample = False
#self.exampleStats.filter("bi_limits")
if self.styles["epi_limits"] and not self.isPotentialEPIInteraction(eI, eJ, sentenceGraph):
makeExample = False
self.exampleStats.filter("epi_limits")
if self.styles["id_limits"] and not self.isPotentialIDInteraction(eI, eJ, sentenceGraph):
makeExample = False
self.exampleStats.filter("id_limits")
# if self.styles["selftrain_limits"] and (eI.get("selftrain") == "False" or eJ.get("selftrain") == "False"):
# makeExample = False
# self.exampleStats.filter("selftrain_limits")
# if self.styles["selftrain_group"] and (eI.get("selftraingroup") not in self.selfTrainGroups or eJ.get("selftraingroup") not in self.selfTrainGroups):
# makeExample = False
# self.exampleStats.filter("selftrain_group")
if self.styles["pos_only"] and categoryName == "neg":
makeExample = False
self.exampleStats.filter("pos_only")
if makeExample:
#examples.append( self.buildExample(tI, tJ, paths, sentenceGraph, categoryName, exampleIndex, eI, eJ) )
ExampleUtils.appendExamples([self.buildExample(tI, tJ, paths, sentenceGraph, categoryName, exampleIndex, eI, eJ)], outfile)
exampleIndex += 1
self.exampleStats.endExample()
# define reverse
if self.styles["entities"]:
categoryName = self.getCategoryName(sentenceGraph, eJ, eI, True)
if goldGraph != None:
categoryName = self.getGoldCategoryName(goldGraph, entityToGold, eJ, eI, True)
else:
categoryName = self.getCategoryNameFromTokens(sentenceGraph, tJ, tI, True)
# make reverse
self.exampleStats.beginExample(categoryName)
makeExample = True
if self.styles["genia_limits"] and not self.isPotentialGeniaInteraction(eJ, eI):
makeExample = False
self.exampleStats.filter("genia_limits")
if self.styles["genia_task1"] and (eI.get("type") == "Entity" or eJ.get("type") == "Entity"):
makeExample = False
self.exampleStats.filter("genia_task1")
if self.styles["rel_limits"] and not self.isPotentialRELInteraction(eJ, eI):
makeExample = False
self.exampleStats.filter("rel_limits")
if self.styles["co_limits"] and not self.isPotentialCOInteraction(eJ, eI, sentenceGraph):
makeExample = False
self.exampleStats.filter("co_limits")
if self.styles["bb_limits"] and not self.isPotentialBBInteraction(eJ, eI, sentenceGraph):
makeExample = False
self.exampleStats.filter("bb_limits")
if categoryName != "neg":
self.exampleStats.filter("bb_limits(" + categoryName + ":" + eJ.get("type") + "/" + eI.get("type") + ")")
if self.styles["bi_limits"] and not self.isPotentialBIInteraction(eJ, eI, sentenceGraph, self.exampleStats):
makeExample = False
#self.exampleStats.filter("bi_limits")
if self.styles["epi_limits"] and not self.isPotentialEPIInteraction(eJ, eI, sentenceGraph):
makeExample = False
self.exampleStats.filter("epi_limits")
if self.styles["id_limits"] and not self.isPotentialIDInteraction(eJ, eI, sentenceGraph):
makeExample = False
self.exampleStats.filter("id_limits")
# if self.styles["selftrain_limits"] and (eI.get("selftrain") == "False" or eJ.get("selftrain") == "False"):
# makeExample = False
# self.exampleStats.filter("selftrain_limits")
# if self.styles["selftrain_group"] and (eI.get("selftraingroup") not in self.selfTrainGroups or eJ.get("selftraingroup") not in self.selfTrainGroups):
# makeExample = False
# self.exampleStats.filter("selftrain_group")
if self.styles["pos_only"] and categoryName == "neg":
makeExample = False
self.exampleStats.filter("pos_only")
if makeExample:
#examples.append( self.buildExample(tJ, tI, paths, sentenceGraph, categoryName, exampleIndex, eJ, eI) )
ExampleUtils.appendExamples([self.buildExample(tJ, tI, paths, sentenceGraph, categoryName, exampleIndex, eJ, eI)], outfile)
exampleIndex += 1
self.exampleStats.endExample()
else:
if self.styles["entities"]:
categoryName = self.getCategoryName(sentenceGraph, eI, eJ, False)
else:
categoryName = self.getCategoryNameFromTokens(sentenceGraph, tI, tJ, False)
self.exampleStats.beginExample(categoryName)
forwardExample = self.buildExample(tI, tJ, paths, sentenceGraph, categoryName, exampleIndex, eI, eJ)
if not self.styles["graph_kernel"]:
reverseExample = self.buildExample(tJ, tI, paths, sentenceGraph, categoryName, exampleIndex, eJ, eI)
forwardExample[2].update(reverseExample[2])
#examples.append(forwardExample)
ExampleUtils.appendExamples([forwardExample], outfile)
exampleIndex += 1
self.exampleStats.endExample()
#return examples
return exampleIndex
def buildExample(self, token1, token2, paths, sentenceGraph, categoryName, exampleIndex, entity1=None, entity2=None):
"""
Build a single directed example for the potential edge between token1 and token2
"""
# dummy return for speed testing
#return (sentenceGraph.getSentenceId()+".x"+str(exampleIndex),1,{},{})
# define features
features = {}
if True: #token1 != token2 and paths.has_key(token1) and paths[token1].has_key(token2):
#if token1 != token2 and paths.has_key(token1) and paths[token1].has_key(token2):
# path = paths[token1][token2]
#else:
# path = [token1, token2]
if not self.styles["no_path"]:
# directedPath reduces performance by 0.01 pp
#directedPath = sentenceGraph.dependencyGraph.getPaths(token1, token2)
#if len(directedPath) == 0:
# directedPath = sentenceGraph.dependencyGraph.getPaths(token2, token1)
# for dp in directedPath:
# dp.reverse()
#if len(directedPath) == 0:
# path = paths.getPaths(token1, token2)
#else:
# path = directedPath
path = paths.getPaths(token1, token2)
if len(path) > 0:
#if len(path) > 1:
# print len(path)
path = path[0]
pathExists = True
else:
path = [token1, token2]
pathExists = False
else:
path = [token1, token2]
pathExists = False
#print token1.get("id"), token2.get("id")
assert(self.pathLengths == None)
if self.pathLengths == None or len(path)-1 in self.pathLengths:
# if not "no_ontology" in self.styles:
# self.ontologyFeatureBuilder.setFeatureVector(features)
# self.ontologyFeatureBuilder.buildOntologyFeaturesForPath(sentenceGraph, path)
# self.ontologyFeatureBuilder.setFeatureVector(None)
if self.styles["trigger_features"]: # F 85.52 -> 85.55
self.triggerFeatureBuilder.setFeatureVector(features)
self.triggerFeatureBuilder.tag = "trg1_"
self.triggerFeatureBuilder.buildFeatures(token1)
self.triggerFeatureBuilder.tag = "trg2_"
self.triggerFeatureBuilder.buildFeatures(token2)
self.triggerFeatureBuilder.setFeatureVector(None)
# REL features
if self.styles["rel_features"] and not self.styles["no_task"]:
self.relFeatureBuilder.setFeatureVector(features)
self.relFeatureBuilder.tag = "rel1_"
self.relFeatureBuilder.buildAllFeatures(sentenceGraph.tokens, sentenceGraph.tokens.index(token1))
self.relFeatureBuilder.tag = "rel2_"
self.relFeatureBuilder.buildAllFeatures(sentenceGraph.tokens, sentenceGraph.tokens.index(token2))
self.relFeatureBuilder.setFeatureVector(None)
if self.styles["bacteria_renaming"] and not self.styles["no_task"]:
self.bacteriaRenamingFeatureBuilder.setFeatureVector(features)
self.bacteriaRenamingFeatureBuilder.buildPairFeatures(entity1, entity2)
#self.bacteriaRenamingFeatureBuilder.buildSubstringFeatures(entity1, entity2) # decreases perf. 74.76 -> 72.41
self.bacteriaRenamingFeatureBuilder.setFeatureVector(None)
if self.styles["co_limits"] and not self.styles["no_task"]:
e1Offset = Range.charOffsetToSingleTuple(entity1.get("charOffset"))
e2Offset = Range.charOffsetToSingleTuple(entity2.get("charOffset"))
if Range.contains(e1Offset, e2Offset):
features[self.featureSet.getId("e1_contains_e2")] = 1
if entity2.get("isName") == "True":
features[self.featureSet.getId("e1_contains_e2name")] = 1
if Range.contains(e2Offset, e1Offset):
features[self.featureSet.getId("e2_contains_e1")] = 1
if entity1.get("isName") == "True":
features[self.featureSet.getId("e2_contains_e1name")] = 1
if self.styles["ddi_features"]:
self.drugFeatureBuilder.setFeatureVector(features)
self.drugFeatureBuilder.tag = "ddi_"
self.drugFeatureBuilder.buildPairFeatures(entity1, entity2)
if self.styles["ddi_mtmx"]:
self.drugFeatureBuilder.buildMTMXFeatures(entity1, entity2)
self.drugFeatureBuilder.setFeatureVector(None)
#if "graph_kernel" in self.styles or not "no_dependency" in self.styles:
# #print "Getting edges"
# if token1 != token2 and pathExists:
# #print "g1"
# edges = self.multiEdgeFeatureBuilder.getEdges(sentenceGraph.dependencyGraph, path)
# #print "g2"
# else:
# edges = None
if self.styles["graph_kernel"]:
self.graphKernelFeatureBuilder.setFeatureVector(features, entity1, entity2)
self.graphKernelFeatureBuilder.buildGraphKernelFeatures(sentenceGraph, path)
self.graphKernelFeatureBuilder.setFeatureVector(None)
if self.styles["entity_type"]:
features[self.featureSet.getId("e1_"+entity1.get("type"))] = 1
features[self.featureSet.getId("e2_"+entity2.get("type"))] = 1
features[self.featureSet.getId("distance_"+str(len(path)))] = 1
if not self.styles["no_dependency"]:
#print "Dep features"
self.multiEdgeFeatureBuilder.setFeatureVector(features, entity1, entity2)
#self.multiEdgeFeatureBuilder.buildStructureFeatures(sentenceGraph, paths) # remove for fast
if not self.styles["disable_entity_features"]:
self.multiEdgeFeatureBuilder.buildEntityFeatures(sentenceGraph)
self.multiEdgeFeatureBuilder.buildPathLengthFeatures(path)
if not self.styles["disable_terminus_features"]:
self.multiEdgeFeatureBuilder.buildTerminusTokenFeatures(path, sentenceGraph) # remove for fast
if not self.styles["disable_single_element_features"]:
self.multiEdgeFeatureBuilder.buildSingleElementFeatures(path, sentenceGraph)
if not self.styles["disable_ngram_features"]:
#print "NGrams"
self.multiEdgeFeatureBuilder.buildPathGrams(2, path, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(3, path, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(4, path, sentenceGraph) # remove for fast
#self.buildEdgeCombinations(path, edges, sentenceGraph, features) # remove for fast
#if edges != None:
# self.multiEdgeFeatureBuilder.buildTerminusFeatures(path[0], edges[0][1]+edges[1][0], "t1", sentenceGraph) # remove for fast
# self.multiEdgeFeatureBuilder.buildTerminusFeatures(path[-1], edges[len(path)-1][len(path)-2]+edges[len(path)-2][len(path)-1], "t2", sentenceGraph) # remove for fast
if not self.styles["disable_path_edge_features"]:
self.multiEdgeFeatureBuilder.buildPathEdgeFeatures(path, sentenceGraph)
self.multiEdgeFeatureBuilder.buildSentenceFeatures(sentenceGraph)
self.multiEdgeFeatureBuilder.setFeatureVector(None)
if self.styles["nodalida"]:
self.nodalidaFeatureBuilder.setFeatureVector(features, entity1, entity2)
shortestPaths = self.nodalidaFeatureBuilder.buildShortestPaths(sentenceGraph.dependencyGraph, path)
print shortestPaths
if len(shortestPaths) > 0:
self.nodalidaFeatureBuilder.buildNGrams(shortestPaths, sentenceGraph)
self.nodalidaFeatureBuilder.setFeatureVector(None)
if not self.styles["no_linear"]:
self.tokenFeatureBuilder.setFeatureVector(features)
for i in range(len(sentenceGraph.tokens)):
if sentenceGraph.tokens[i] == token1:
token1Index = i
if sentenceGraph.tokens[i] == token2:
token2Index = i
linearPreTag = "linfw_"
if token1Index > token2Index:
token1Index, token2Index = token2Index, token1Index
linearPreTag = "linrv_"
self.tokenFeatureBuilder.buildLinearOrderFeatures(token1Index, sentenceGraph, 2, 2, preTag="linTok1")
self.tokenFeatureBuilder.buildLinearOrderFeatures(token2Index, sentenceGraph, 2, 2, preTag="linTok2")
# Before, middle, after
# self.tokenFeatureBuilder.buildTokenGrams(0, token1Index-1, sentenceGraph, "bf")
# self.tokenFeatureBuilder.buildTokenGrams(token1Index+1, token2Index-1, sentenceGraph, "bw")
# self.tokenFeatureBuilder.buildTokenGrams(token2Index+1, len(sentenceGraph.tokens)-1, sentenceGraph, "af")
# before-middle, middle, middle-after
# self.tokenFeatureBuilder.buildTokenGrams(0, token2Index-1, sentenceGraph, linearPreTag+"bf", max=2)
# self.tokenFeatureBuilder.buildTokenGrams(token1Index+1, token2Index-1, sentenceGraph, linearPreTag+"bw", max=2)
# self.tokenFeatureBuilder.buildTokenGrams(token1Index+1, len(sentenceGraph.tokens)-1, sentenceGraph, linearPreTag+"af", max=2)
self.tokenFeatureBuilder.setFeatureVector(None)
if self.styles["random"]:
self.randomFeatureBuilder.setFeatureVector(features)
self.randomFeatureBuilder.buildRandomFeatures(100, 0.01)
self.randomFeatureBuilder.setFeatureVector(None)
if self.styles["genia_limits"] and not self.styles["no_task"]:
e1Type = entity1.get("type")
e2Type = entity2.get("type")
assert(entity1.get("isName") == "False")
if entity2.get("isName") == "True":
features[self.featureSet.getId("GENIA_target_protein")] = 1
else:
features[self.featureSet.getId("GENIA_nested_event")] = 1
if e1Type.find("egulation") != -1: # leave r out to avoid problems with capitalization
if entity2.get("isName") == "True":
features[self.featureSet.getId("GENIA_regulation_of_protein")] = 1
else:
features[self.featureSet.getId("GENIA_regulation_of_event")] = 1
if self.styles["bi_limits"]:
# Make features based on entity types
e1Type = entity1.get("type")
e2Type = entity2.get("type")
e1SuperType = str(self.getBISuperType(e1Type))
e2SuperType = str(self.getBISuperType(e2Type))
features[self.featureSet.getId("BI_e1_"+e1Type)] = 1
features[self.featureSet.getId("BI_e2_"+e2Type)] = 1
features[self.featureSet.getId("BI_e1sup_"+e1SuperType)] = 1
features[self.featureSet.getId("BI_e2sup_"+e2SuperType)] = 1
features[self.featureSet.getId("BI_e1e2_"+e1Type+"_"+e2Type)] = 1
features[self.featureSet.getId("BI_e1e2sup_"+e1SuperType+"_"+e2SuperType)] = 1
if self.styles["evex"]:
self.evexFeatureBuilder.setFeatureVector(features, entity1, entity2)
self.evexFeatureBuilder.buildEdgeFeatures(entity1, entity2, token1, token2, path, sentenceGraph)
self.evexFeatureBuilder.setFeatureVector(None)
if self.styles["giuliano"]:
self.giulianoFeatureBuilder.setFeatureVector(features, entity1, entity2)
self.giulianoFeatureBuilder.buildEdgeFeatures(entity1, entity2, token1, token2, path, sentenceGraph)
self.giulianoFeatureBuilder.setFeatureVector(None)
else:
features[self.featureSet.getId("always_negative")] = 1
if self.styles["subset"]:
features[self.featureSet.getId("out_of_scope")] = 1
else:
features[self.featureSet.getId("always_negative")] = 1
if self.styles["subset"]:
features[self.featureSet.getId("out_of_scope")] = 1
path = [token1, token2]
# define extra attributes
#if int(path[0].get("id").split("_")[-1]) < int(path[-1].get("id").split("_")[-1]):
if int(path[0].get("charOffset").split("-")[0]) < int(path[-1].get("charOffset").split("-")[0]):
#extra = {"xtype":"edge","type":"i","t1":path[0],"t2":path[-1]}
extra = {"xtype":"edge","type":"i","t1":path[0].get("id"),"t2":path[-1].get("id")}
extra["deprev"] = False
else:
#extra = {"xtype":"edge","type":"i","t1":path[-1],"t2":path[0]}
extra = {"xtype":"edge","type":"i","t1":path[-1].get("id"),"t2":path[0].get("id")}
extra["deprev"] = True
if entity1 != None:
#extra["e1"] = entity1
extra["e1"] = entity1.get("id")
if sentenceGraph.mergedEntityToDuplicates != None:
#extra["e1GoldIds"] = mergedEntityIds[entity1]
extra["e1DuplicateIds"] = ",".join([x.get("id") for x in sentenceGraph.mergedEntityToDuplicates[entity1]])
if entity2 != None:
#extra["e2"] = entity2
extra["e2"] = entity2.get("id")
if sentenceGraph.mergedEntityToDuplicates != None:
extra["e2DuplicateIds"] = ",".join([x.get("id") for x in sentenceGraph.mergedEntityToDuplicates[entity2]])
#extra["e2GoldIds"] = mergedEntityIds[entity2]
extra["categoryName"] = categoryName
if self.styles["bacteria_renaming"]:
if entity1.get("text") != None and entity1.get("text") != "":
extra["e1t"] = entity1.get("text").replace(" ", "---").replace(":","-COL-")
if entity2.get("text") != None and entity2.get("text") != "":
extra["e2t"] = entity2.get("text").replace(" ", "---").replace(":","-COL-")
sentenceOrigId = sentenceGraph.sentenceElement.get("origId")
if sentenceOrigId != None:
extra["SOID"] = sentenceOrigId
# make example
if self.styles["binary"]:
if categoryName != "neg":
category = 1
else:
category = -1
categoryName = "i"
else:
category = self.classSet.getId(categoryName)
# NOTE: temporarily disable for replicating 110310 experiment
#features[self.featureSet.getId("extra_constant")] = 1
return (sentenceGraph.getSentenceId()+".x"+str(exampleIndex),category,features,extra)
class PhraseTriggerExampleBuilder(ExampleBuilder):
def __init__(self,
style=None,
classSet=None,
featureSet=None,
gazetteerFileName=None):
if classSet == None:
classSet = IdSet(1)
assert (classSet.getId("neg") == 1)
if featureSet == None:
featureSet = IdSet()
ExampleBuilder.__init__(self, classSet, featureSet)
self.styles = style
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder.useNonNameEntities = False
@classmethod
def run(cls,
input,
output,
parse,
tokenization,
style,
idFileTag=None,
gazetteerFileName=None):
classSet, featureSet = cls.getIdSets(idFileTag)
e = PhraseTriggerExampleBuilder(style, classSet, featureSet)
if "names" in style:
sentences = cls.getSentences(input,
parse,
tokenization,
removeNameInfo=True)
else:
sentences = cls.getSentences(input,
parse,
tokenization,
removeNameInfo=False)
e.phraseTypeCounts = {}
e.buildExamplesForSentences(sentences, output, idFileTag)
print >> sys.stderr, "Phrase type counts:", e.phraseTypeCounts
def buildLinearOrderFeatures(self, sentenceGraph, index, tag, features):
"""
Linear features are built by marking token features with a tag
that defines their relative position in the linear order.
"""
tag = "linear_" + tag
tokenFeatures, tokenFeatureWeights = self.getTokenFeatures(
sentenceGraph.tokens[index], sentenceGraph)
for tokenFeature in tokenFeatures:
features[self.featureSet.getId(
tag + tokenFeature)] = tokenFeatureWeights[tokenFeature]
def buildLinearNGram(self, phraseTokens, sentenceGraph, features):
ngram = "ngram"
for token in phraseTokens:
ngram += "_" + sentenceGraph.getTokenText(token).lower()
features[self.featureSet.getId(ngram)] = 1
def getPhraseHeadToken(self, phrase, phraseTokens):
bestToken = (-9999, None)
for token in phraseTokens:
headScore = int(token.get("headScore"))
if headScore >= bestToken[0]: # >= because rightmost is best
bestToken = (headScore, token)
return bestToken[1]
def getPhraseTokens(self, phrase, sentenceGraph):
phraseBegin = int(phrase.get("begin"))
phraseEnd = int(phrase.get("end"))
return sentenceGraph.tokens[phraseBegin:phraseEnd + 1]
def getCategoryName(self, phrase, phraseToEntity):
if phrase not in phraseToEntity:
return "neg"
entityTypes = set()
for entity in phraseToEntity[phrase]:
entityTypes.add(entity.get("type"))
return "---".join(sorted(list(entityTypes)))
def isPotentialCOTrigger(self, phrase, phraseTokens, sentenceGraph):
global coNPPhraseFirstToken
# Check type
if phrase.get("type") not in ["NP", "NP-IN"]: # only limit these types
return True
# Check named entities
for token in phraseTokens:
if sentenceGraph.tokenIsName[token]:
return True
# Check first word
if phraseTokens[0].get("text") in coNPPhraseFirstToken:
return True
else:
return False
def buildExamples(self, sentenceGraph, appendIndex=None):
"""
Build one example for each phrase in the sentence
"""
self.triggerFeatureBuilder.initSentence(sentenceGraph)
examples = []
exampleIndex = 0
# Prepare phrases, create subphrases
#filter = set(["NP", "TOK-IN", "WHADVP", "WHNP", "TOK-WP$", "TOK-PRP$", "NP-IN"])
phrases = MapPhrases.getPhrases(sentenceGraph.parseElement,
sentenceGraph.tokens,
set(["NP", "WHADVP", "WHNP"]))
phraseDict = MapPhrases.getPhraseDict(phrases)
phrases.extend(
MapPhrases.makeINSubPhrases(phrases, sentenceGraph.tokens,
phraseDict, ["NP"]))
phrases.extend(
MapPhrases.makeTokenSubPhrases(sentenceGraph.tokens, phraseDict))
phraseToEntity = MapPhrases.getPhraseEntityMapping(
sentenceGraph.entities, phraseDict)
# Make counts
phraseTypeCounts = MapPhrases.getPhraseTypeCounts(phrases)
for key in phraseTypeCounts.keys():
if not self.phraseTypeCounts.has_key(key):
self.phraseTypeCounts[key] = 0
self.phraseTypeCounts[key] += phraseTypeCounts[key]
# Build one example for each phrase
for phrase in phrases:
features = {}
self.triggerFeatureBuilder.setFeatureVector(features)
categoryName = self.getCategoryName(phrase, phraseToEntity)
category = self.classSet.getId(categoryName)
phraseTokens = self.getPhraseTokens(phrase, sentenceGraph)
phraseHeadToken = self.getPhraseHeadToken(phrase, phraseTokens)
self.exampleStats.beginExample(categoryName)
if "co_limits" in self.styles and not self.isPotentialCOTrigger(
phrase, phraseTokens, sentenceGraph):
self.exampleStats.filter("co_limits")
self.exampleStats.endExample()
continue
# Sentence level features
features.update(self.triggerFeatureBuilder.bowFeatures)
# Whole phrase features
self.buildLinearNGram(phraseTokens, sentenceGraph, features)
features[self.featureSet.getId("pType_" + phrase.get("type"))] = 1
for split in phrase.get("type").split("-"):
features[self.featureSet.getId("pSubType_" + split)] = 1
# Check named entities
nameCount = 0
for token in phraseTokens:
if sentenceGraph.tokenIsName[token]:
nameCount += 1
features[self.featureSet.getId("phraseNames_" +
str(nameCount))] = 1
features[self.featureSet.getId("phraseNameCount")] = nameCount
# Head token features
self.triggerFeatureBuilder.setTag("head_")
self.triggerFeatureBuilder.buildFeatures(phraseHeadToken)
self.triggerFeatureBuilder.buildAttachedEdgeFeatures(
phraseHeadToken, sentenceGraph)
self.triggerFeatureBuilder.setTag()
# Features for all phrase tokens
self.triggerFeatureBuilder.setTag("ptok_")
phraseTokenPos = 0
#print len(phraseTokens)
for token in phraseTokens:
self.triggerFeatureBuilder.setTag("ptok_")
self.triggerFeatureBuilder.buildFeatures(phraseHeadToken,
linear=False,
chains=False)
self.triggerFeatureBuilder.setTag("ptok_" +
str(phraseTokenPos) + "_")
self.triggerFeatureBuilder.buildFeatures(phraseHeadToken,
linear=False,
chains=False)
self.triggerFeatureBuilder.setTag("ptok_" +
str(phraseTokenPos -
len(phraseTokens)) + "_")
self.triggerFeatureBuilder.buildFeatures(phraseHeadToken,
linear=False,
chains=False)
#self.triggerFeatureBuilder.buildAttachedEdgeFeatures(phraseHeadToken)
phraseTokenPos += 1
self.triggerFeatureBuilder.setTag()
extra = {
"xtype": "phrase",
"t": phraseHeadToken.get("id"),
"p": phrase.get("id"),
"ptype": phrase.get("type")
}
extra["charOffset"] = phrase.get("charOffset")
if phrase not in phraseToEntity:
extra["eids"] = "neg"
else:
extra["eids"] = ",".join(
[x.get("id") for x in phraseToEntity[phrase]])
examples.append(
(sentenceGraph.getSentenceId() + ".x" + str(exampleIndex),
category, features, extra))
self.exampleStats.endExample()
exampleIndex += 1
# Mark missed entities in exampleStats
linkedEntities = set(sum(phraseToEntity.values(), []))
for entity in sentenceGraph.entities:
if entity.get("isName") != "True" and entity not in linkedEntities:
self.exampleStats.beginExample(entity.get("type"))
self.exampleStats.filter("no_phrase")
self.exampleStats.endExample()
return examples
class UnmergingExampleBuilder(ExampleBuilder):
"""
This example builder makes unmerging examples, i.e. examples describing
potential events.
"""
def __init__(self, style="trigger_features:typed:directed:no_linear:entities:genia_limits:noMasking:maxFeatures", length=None, types=[], featureSet=None, classSet=None):
# reset style regardless of input
style="trigger_features:typed:directed:no_linear:entities:genia_limits:noMasking:maxFeatures"
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
assert( classSet.getId("neg") == 1 )
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
self.styles = self.getParameters(style, ["trigger_features","typed","directed","no_linear","entities","genia_limits",
"noAnnType", "noMasking", "maxFeatures", "no_merge", "disable_entity_features",
"disable_single_element_features", "disable_ngram_features", "disable_path_edge_features"])
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
self.multiEdgeFeatureBuilder.noAnnType = self.styles["noAnnType"]
self.multiEdgeFeatureBuilder.maskNamedEntities = not self.styles["noMasking"]
self.multiEdgeFeatureBuilder.maximum = self.styles["maxFeatures"]
self.tokenFeatureBuilder = TokenFeatureBuilder(self.featureSet)
self.pathLengths = length
assert(self.pathLengths == None)
self.types = types
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder.useNonNameEntities = True
#self.outFile = open("exampleTempFile.txt","wt")
def getInteractionEdgeLengths(self, sentenceGraph, paths):
"""
Return dependency and linear length of all interaction edges
(measured between the two tokens).
"""
interactionLengths = {}
for interaction in sentenceGraph.interactions:
# Calculated interaction edge dep and lin length
e1 = sentenceGraph.entitiesById[interaction.get("e1")]
e2 = sentenceGraph.entitiesById[interaction.get("e2")]
t1 = sentenceGraph.entityHeadTokenByEntity[e1]
t2 = sentenceGraph.entityHeadTokenByEntity[e2]
# Get dep path length
if t1 != t2:
path = paths.getPaths(t1, t2)
if t1 != t2 and len(path) > 0:
pathLength = min(len(x) for x in path) #len(paths[t1][t2])
else: # no dependencyPath
pathLength = 999999 # more than any real path
# Linear distance
t1Pos = -1
t2Pos = -1
for i in range(len(sentenceGraph.tokens)):
if sentenceGraph.tokens[i] == t1:
t1Pos = i
if t2Pos != -1:
break
if sentenceGraph.tokens[i] == t2:
t2Pos = i
if t1Pos != -1:
break
linLength = abs(t1Pos - t2Pos)
interactionLengths[interaction] = (interaction, pathLength, linLength, t2Pos)
return interactionLengths
def eventIsGold(self, entity, arguments, sentenceGraph, goldGraph, goldEntitiesByOffset):
offset = entity.get("headOffset")
if not goldEntitiesByOffset.has_key(offset):
return False
eType = entity.get("type")
goldEntities = goldEntitiesByOffset[offset]
# Check all gold entities for a match
for goldEntity in goldEntities:
isGold = True
# The entity type must match
if goldEntity.get("type") != eType:
isGold = False
continue
goldEntityId = goldEntity.get("id")
# Collect the gold interactions
goldInteractions = []
for goldInteraction in goldGraph.interactions:
if goldInteraction.get("e1") == goldEntityId:
goldInteractions.append(goldInteraction)
# Argument count rules
if len(goldInteractions) != len(arguments): # total number of edges differs
isGold = False
continue
# count number of edges per type
argTypeCounts = {}
for argument in arguments:
argType = argument.get("type")
if not argTypeCounts.has_key(argType): argTypeCounts[argType] = 0
argTypeCounts[argType] += 1
# count number of gold edges per type
goldTypeCounts = {}
for argument in goldInteractions:
argType = argument.get("type")
if not goldTypeCounts.has_key(argType): goldTypeCounts[argType] = 0
goldTypeCounts[argType] += 1
# argument edge counts per type must match
if argTypeCounts != goldTypeCounts:
isGold = False
continue
# Exact argument matching
for argument in arguments: # check all edges
e1 = argument.get("e1")
e2 = argument.get("e2")
e2Entity = sentenceGraph.entitiesById[e2]
e2Offset = e2Entity.get("headOffset")
e2Type = e2Entity.get("type")
argType = argument.get("type")
found = False
for goldInteraction in goldInteractions:
if goldInteraction.get("type") == argType:
goldE2Entity = goldGraph.entitiesById[goldInteraction.get("e2")]
if goldE2Entity.get("headOffset") == e2Offset and goldE2Entity.get("type") == e2Type:
found = True
break
if found == False: # this edge did not have a corresponding gold edge
isGold = False
break
# Event is in gold
if isGold:
break
return isGold
def getArgumentCombinations(self, eType, interactions, entityId=None):
combs = []
if eType == "Binding":
# Making examples for only all-together/all-separate cases
# doesn't work, since even gold data has several cases of
# overlapping bindings with different numbers of arguments
#if len(interactions) > 0:
# return [interactions]
#else:
# return interactions
# Skip causes
themes = []
for interaction in interactions:
if interaction.get("type") == "Theme":
themes.append(interaction)
for i in range(len(themes)):
# Looking at a2-normalize.pl reveals that there can be max 6 themes
# Based on training+devel data, four is maximum
if i < 10: #4:
for j in combinations(themes, i+1):
combs.append(j)
# if len(combs) >= 100:
# print >> sys.stderr, "Warning, truncating unmerging examples at 100 for Binding entity", entityId
# break
return combs
elif eType == "Process": # For ID-task
argCombinations = []
argCombinations.append([]) # process can have 0 interactions
for interaction in interactions:
if interaction.get("type") == "Participant":
argCombinations.append([interaction])
return argCombinations
else: # one of the regulation-types, or one of the simple types
themes = []
causes = []
siteArgs = []
contextGenes = []
sideChains = []
locTargets = []
for interaction in interactions:
iType = interaction.get("type")
#assert iType in ["Theme", "Cause"], (iType, ETUtils.toStr(interaction))
if iType not in ["Theme", "Cause", "SiteArg", "Contextgene", "Sidechain"]: # "AtLoc", "ToLoc"]:
continue
if iType == "Theme":
themes.append(interaction)
elif iType == "Cause":
causes.append(interaction)
elif iType == "SiteArg":
siteArgs.append(interaction)
elif iType == "Contextgene":
contextGenes.append(interaction)
elif iType == "Sidechain":
sideChains.append(interaction)
elif iType in ["AtLoc", "ToLoc"]:
locTargets.append(iType)
else:
assert False, (iType, interaction.get("id"))
# Limit arguments to event types that can have them
if eType.find("egulation") == -1 and eType != "Catalysis":
causes = []
if eType != "Glycosylation": sideChains = []
if eType not in ["Acetylation", "Methylation"]: contextGenes = []
if eType == "Catalysis": siteArgs = []
# Themes can always appear alone
themeAloneCombinations = []
for theme in themes:
themeAloneCombinations.append([theme])
#print "Combine", combine.combine(themes, causes), "TA", themeAloneCombinations
return combine.combine(themes, causes) \
+ combine.combine(themes, siteArgs) \
+ combine.combine(themes, sideChains) \
+ combine.combine(themes, contextGenes) \
+ combine.combine(themes, siteArgs, sideChains) \
+ combine.combine(themes, siteArgs, contextGenes) \
+ combine.combine(themes, locTargets) \
+ themeAloneCombinations
def buildExamplesFromGraph(self, sentenceGraph, outfile, goldGraph=None):
"""
Build examples for a single sentence. Returns a list of examples.
See Core/ExampleUtils for example format.
"""
self.multiEdgeFeatureBuilder.setFeatureVector(resetCache=True)
self.triggerFeatureBuilder.initSentence(sentenceGraph)
#examples = []
exampleIndex = 0
#undirected = self.nxMultiDiGraphToUndirected(sentenceGraph.dependencyGraph)
#paths = NX10.all_pairs_shortest_path(undirected, cutoff=999)
undirected = sentenceGraph.dependencyGraph.toUndirected()
paths = undirected
# Get argument order
self.interactionLenghts = self.getInteractionEdgeLengths(sentenceGraph, paths)
# Map tokens to character offsets
tokenByOffset = {}
for i in range(len(sentenceGraph.tokens)):
token = sentenceGraph.tokens[i]
if goldGraph != None: # check that the tokenizations match
goldToken = goldGraph.tokens[i]
assert token.get("id") == goldToken.get("id") and token.get("charOffset") == goldToken.get("charOffset")
tokenByOffset[token.get("charOffset")] = token.get("id")
# Map gold entities to their head offsets
goldEntitiesByOffset = {}
if goldGraph != None:
for entity in goldGraph.entities:
offset = entity.get("headOffset")
assert offset != None
if not goldEntitiesByOffset.has_key(offset):
goldEntitiesByOffset[offset] = []
goldEntitiesByOffset[offset].append(entity)
# Generate examples based on interactions between entities or interactions between tokens
# interactionsByEntityId = {}
# for entity in sentenceGraph.entities:
# interactionsByEntityId[entity.get("id")] = []
# for interaction in sentenceGraph.interactions:
# if interaction.get("type") == "neg":
# continue
# e1Id = interaction.get("e1")
# interactionsByEntityId[e1Id].append(interaction)
if self.styles["no_merge"]:
mergeInput = False
entities = sentenceGraph.entities
else:
mergeInput = True
sentenceGraph.mergeInteractionGraph(True)
entities = sentenceGraph.mergedEntities
exampleIndex = 0
for entity in entities: # sentenceGraph.entities:
eType = entity.get("type")
assert eType != None, entity.attrib
eType = str(eType)
#if eType not in ["Binding", "Positive_regulation", "Negative_regulation", "Regulation"]:
# continue
#if not goldEntitiesByOffset.has_key(entity.get("headOffset")):
# continue
#interactions = interactionsByEntityId[entity.get("id")]
interactions = [x[2] for x in sentenceGraph.getOutInteractions(entity, mergeInput)]
argCombinations = self.getArgumentCombinations(eType, interactions, entity.get("id"))
#if len(argCombinations) <= 1:
# continue
assert argCombinations != None, (entity.get("id"), entity.get("type"))
for argCombination in argCombinations:
if eType != "Process":
assert len(argCombination) > 0, eType + ": " + str(argCombinations)
# Originally binary classification
if goldGraph != None:
isGoldEvent = self.eventIsGold(entity, argCombination, sentenceGraph, goldGraph, goldEntitiesByOffset)
#if eType == "Binding":
# print argCombination[0].get("e1"), len(argCombination), isGoldEvent
else:
isGoldEvent = False
# Named (multi-)class
if isGoldEvent:
#category = "event"
category = eType
if category.find("egulation") != -1:
category = "All_regulation"
elif category != "Binding":
category = "Other" #"simple6"
else:
category = "neg"
features = {}
argString = ""
for arg in argCombination:
argString += "," + arg.get("id")
extra = {"xtype":"um","e":entity.get("id"),"i":argString[1:],"etype":eType,"class":category}
assert type(extra["etype"]) == types.StringType, extra
self.exampleStats.addExample(category)
example = self.buildExample(sentenceGraph, paths, entity, argCombination, interactions)
example[0] = sentenceGraph.getSentenceId()+".x"+str(exampleIndex)
example[1] = self.classSet.getId(category)
example[3] = extra
#examples.append( example )
ExampleUtils.appendExamples([example], outfile)
exampleIndex += 1
#return examples
return exampleIndex
def buildExample(self, sentenceGraph, paths, eventEntity, argCombination, allInteractions): #themeEntities, causeEntities=None):
# NOTE!!!! TODO
# add also features for arguments present, but not in this combination
features = {}
self.features = features
self.buildInterArgumentBagOfWords(argCombination, sentenceGraph)
eventEntityType = eventEntity.get("type")
if eventEntityType == "Binding":
interactionIndex = {}
groupInteractionLengths = []
for interaction in allInteractions:
groupInteractionLengths.append(self.interactionLenghts[interaction])
groupInteractionLengths.sort(compareInteractionPrecedence)
#print groupInteractionLengths
for i in range(len(groupInteractionLengths)):
interactionIndex[groupInteractionLengths[i][0]] = i
eventToken = sentenceGraph.entityHeadTokenByEntity[eventEntity]
self.triggerFeatureBuilder.setFeatureVector(self.features)
self.triggerFeatureBuilder.tag = "trg_"
self.triggerFeatureBuilder.buildFeatures(eventToken)
self.triggerFeatureBuilder.tag = None
#self.setFeature("rootType_"+eventEntity.get("type"), 1)
#argThemeCount = 0
#argCauseCount = 0
argCounts = {}
# Current example's edge combination
for arg in argCombination:
argType = arg.get("type")
if argType not in argCounts:
argCounts[argType] = 0
argCounts[argType] += 1
tag = "arg" + argType
if eventEntityType == "Binding" and argType == "Theme":
tag += str(interactionIndex[arg])
self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, arg, tag)
## if arg.get("type") == "Theme":
## #argThemeCount += 1
## tag = "argTheme"
## self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, arg, tag)
# #elif arg.get("type") == "Cause": # Cause
# # #argCauseCount += 1
# # self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, arg, "argCause")
# else:
# self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, arg, "arg"+argType)
# Edge group context
#contextThemeCount = 0
#contextCauseCount = 0
contextCounts = {}
for interaction in allInteractions:
if interaction in argCombination: # Already part of current example's combination
continue
contextArgType = interaction.get("type")
if contextArgType not in contextCounts:
contextCounts[contextArgType] = 0
contextCounts[contextArgType] += 1
tag = "conArg" + contextArgType
if eventEntityType == "Binding" and contextArgType == "Theme":
tag += str(interactionIndex[interaction])
self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, interaction, tag)
# if interaction.get("type") == "Theme":
# contextThemeCount += 1
# tag = "conTheme"
# self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, interaction, tag)
# if eventEntityType == "Binding":
# tag += str(interactionIndex[interaction])
# self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, interaction, tag)
# else: # Cause
# contextCauseCount += 1
# self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, interaction, "conCause")
self.setFeature("argCount", len(argCombination))
self.setFeature("argCount_" + str(len(argCombination)), 1)
self.setFeature("interactionCount", len(allInteractions))
self.setFeature("interactionCount_" + str(len(allInteractions)), 1)
#self.setFeature("argThemeCount", argThemeCount)
#self.setFeature("argThemeCount_" + str(argThemeCount), 1)
#self.setFeature("argCauseCount", argCauseCount)
#self.setFeature("argCauseCount_" + str(argCauseCount), 1)
for key in sorted(argCounts.keys()):
self.setFeature("arg" + key + "Count", argCounts[key])
self.setFeature("arg" + key + "Count_" + str(argCounts[key]), 1)
#self.setFeature("interactionThemeCount", contextThemeCount)
#self.setFeature("interactionThemeCount_" + str(contextThemeCount), 1)
#self.setFeature("interactionCauseCount", contextCauseCount)
#self.setFeature("interactionCauseCount_" + str(contextCauseCount), 1)
for key in sorted(contextCounts.keys()):
self.setFeature("contextArg" + key + "Count", contextCounts[key])
self.setFeature("contextArg" + key + "Count_" + str(contextCounts[key]), 1)
self.triggerFeatureBuilder.tag = ""
self.triggerFeatureBuilder.setFeatureVector(None)
# Common features
# if e1Type.find("egulation") != -1: # leave r out to avoid problems with capitalization
# if entity2.get("isName") == "True":
# features[self.featureSet.getId("GENIA_regulation_of_protein")] = 1
# else:
# features[self.featureSet.getId("GENIA_regulation_of_event")] = 1
# define extra attributes
return [None,None,features,None]
def buildArgumentFeatures(self, sentenceGraph, paths, features, eventToken, arg, tag):
argEntity = sentenceGraph.entitiesById[arg.get("e2")]
argToken = sentenceGraph.entityHeadTokenByEntity[argEntity]
self.buildEdgeFeatures(sentenceGraph, paths, features, eventToken, argToken, tag)
self.triggerFeatureBuilder.tag = tag + "trg_"
self.triggerFeatureBuilder.buildFeatures(argToken)
if argEntity.get("isName") == "True":
self.setFeature(tag+"Protein", 1)
else:
self.setFeature(tag+"Event", 1)
self.setFeature("nestingEvent", 1)
self.setFeature(tag+"_"+argEntity.get("type"), 1)
def buildEdgeFeatures(self, sentenceGraph, paths, features, eventToken, argToken, tag):
#eventToken = sentenceGraph.entityHeadTokenByEntity[eventNode]
#argToken = sentenceGraph.entityHeadTokenByEntity[argNode]
self.multiEdgeFeatureBuilder.tag = tag + "_"
self.multiEdgeFeatureBuilder.setFeatureVector(features, None, None, False)
self.setFeature(tag+"_present", 1)
path = paths.getPaths(eventToken, argToken)
if eventToken != argToken and len(path) > 0:
path = path[0]
else:
path = [eventToken, argToken]
#edges = None
if not self.styles["disable_entity_features"]:
self.multiEdgeFeatureBuilder.buildEntityFeatures(sentenceGraph)
self.multiEdgeFeatureBuilder.buildPathLengthFeatures(path)
#if not "disable_terminus_features" in self.styles:
# self.multiEdgeFeatureBuilder.buildTerminusTokenFeatures(path, sentenceGraph) # remove for fast
if not self.styles["disable_single_element_features"]:
self.multiEdgeFeatureBuilder.buildSingleElementFeatures(path, sentenceGraph)
if not self.styles["disable_ngram_features"]:
self.multiEdgeFeatureBuilder.buildPathGrams(2, path, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(3, path, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(4, path, sentenceGraph) # remove for fast
if not self.styles["disable_path_edge_features"]:
self.multiEdgeFeatureBuilder.buildPathEdgeFeatures(path, sentenceGraph)
#self.multiEdgeFeatureBuilder.buildSentenceFeatures(sentenceGraph)
self.multiEdgeFeatureBuilder.setFeatureVector(None, None, None, False)
self.multiEdgeFeatureBuilder.tag = ""
def buildInterArgumentBagOfWords(self, arguments, sentenceGraph):
if len(arguments) < 2:
return
indexByToken = {}
for i in range(len(sentenceGraph.tokens)):
indexByToken[sentenceGraph.tokens[i]] = i
argTokenIndices = set()
for arg in arguments:
argEntity = sentenceGraph.entitiesById[arg.get("e2")]
argToken = sentenceGraph.entityHeadTokenByEntity[argEntity]
argTokenIndices.add(indexByToken[argToken])
minIndex = min(argTokenIndices)
maxIndex = max(argTokenIndices)
self.setFeature("argBoWRange", (maxIndex-minIndex))
self.setFeature("argBoWRange_" + str(maxIndex-minIndex), 1)
bow = set()
for i in range(minIndex+1, maxIndex):
token = sentenceGraph.tokens[i]
if len(sentenceGraph.tokenIsEntityHead[token]) == 0 and not sentenceGraph.tokenIsName[token]:
bow.add(token.get("text"))
bow = sorted(list(bow))
for word in bow:
self.setFeature("argBoW_"+word, 1)
if word in ["/", "-"]:
self.setFeature("argBoW_slashOrHyphen", 1)
if len(bow) == 1:
self.setFeature("argBoWonly_"+bow[0], 1)
if bow[0] in ["/", "-"]:
self.setFeature("argBoWonly_slashOrHyphen", 1)
class Round2TriggerExampleBuilder(ExampleBuilder):
def nxMultiDiGraphToUndirected(self, graph):
undirected = NX10.MultiGraph(name=graph.name)
undirected.add_nodes_from(graph)
undirected.add_edges_from(graph.edges_iter())
return undirected
def getPredictionStrength(self, element):
eType = element.get("type")
predictions = element.get("predictions")
if predictions == None:
return 0
predictions = predictions.split(",")
for prediction in predictions:
predClass, predStrength = prediction.split(":")
if predClass == eType:
predStrength = float(predStrength)
return predStrength
return 0
def getInteractionEdgeLengths(self, sentenceGraph, paths):
"""
Return dependency and linear length of all interaction edges
(measured between the two tokens).
"""
interactionLengths = {}
for interaction in sentenceGraph.interactions:
# Calculated interaction edge dep and lin length
e1 = sentenceGraph.entitiesById[interaction.get("e1")]
e2 = sentenceGraph.entitiesById[interaction.get("e2")]
t1 = sentenceGraph.entityHeadTokenByEntity[e1]
t2 = sentenceGraph.entityHeadTokenByEntity[e2]
# Get dep path length
if t1 != t2 and paths.has_key(t1) and paths[t1].has_key(t2):
pathLength = len(paths[t1][t2])
else: # no dependencyPath
pathLength = 999999 # more than any real path
# Linear distance
t1Pos = -1
t2Pos = -1
for i in range(len(sentenceGraph.tokens)):
if sentenceGraph.tokens[i] == t1:
t1Pos = i
if t2Pos != -1:
break
if sentenceGraph.tokens[i] == t2:
t2Pos = i
if t1Pos != -1:
break
linLength = abs(t1Pos - t2Pos)
interactionLengths[interaction] = (interaction, pathLength, linLength, t2Pos)
return interactionLengths
def __init__(self, style=None, classSet=None, featureSet=None, gazetteerFileName=None, skiplist=None):
if classSet == None:
classSet = IdSet(1)
assert classSet.getId("neg") == 1
if featureSet == None:
featureSet = IdSet()
ExampleBuilder.__init__(self, classSet, featureSet)
# gazetteerFileName="/usr/share/biotext/GeniaChallenge/SharedTaskTriggerTest/gazetteer-train"
if gazetteerFileName != None:
self.gazetteer = Gazetteer.loadGztr(gazetteerFileName)
print >>sys.stderr, "Loaded gazetteer from", gazetteerFileName
else:
print >>sys.stderr, "No gazetteer loaded"
self.gazetteer = None
self.styles = style
self.skiplist = set()
if skiplist != None:
f = open(skiplist, "rt")
for line in f.readlines():
self.skiplist.add(line.strip())
f.close()
self.styles = [
"trigger_features",
"typed",
"directed",
"no_linear",
"entities",
"genia_limits",
"noMasking",
"maxFeatures",
]
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
if "graph_kernel" in self.styles:
from FeatureBuilders.GraphKernelFeatureBuilder import GraphKernelFeatureBuilder
self.graphKernelFeatureBuilder = GraphKernelFeatureBuilder(self.featureSet)
if "noAnnType" in self.styles:
self.multiEdgeFeatureBuilder.noAnnType = True
if "noMasking" in self.styles:
self.multiEdgeFeatureBuilder.maskNamedEntities = False
if "maxFeatures" in self.styles:
self.multiEdgeFeatureBuilder.maximum = True
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
@classmethod
def run(cls, input, gold, output, parse, tokenization, style, idFileTag=None, append=False):
"""
An interface for running the example builder without needing to create a class
"""
classSet, featureSet = cls.getIdSets(idFileTag)
if style != None:
e = Round2TriggerExampleBuilder(style=style, classSet=classSet, featureSet=featureSet)
else:
e = Round2TriggerExampleBuilder(classSet=classSet, featureSet=featureSet)
sentences = cls.getSentences(input, parse, tokenization)
if gold != None:
goldSentences = cls.getSentences(gold, parse, tokenization)
else:
goldSentences = None
e.buildExamplesForSentences(sentences, goldSentences, output, idFileTag, append=append)
def buildExamplesForSentences(self, sentences, goldSentences, output, idFileTag=None, append=False):
examples = []
counter = ProgressCounter(len(sentences), "Build examples")
if append:
outfile = open(output, "at")
else:
outfile = open(output, "wt")
exampleCount = 0
for i in range(len(sentences)):
sentence = sentences[i]
goldSentence = [None]
if goldSentences != None:
goldSentence = goldSentences[i]
counter.update(1, "Building examples (" + sentence[0].getSentenceId() + "): ")
examples = self.buildExamples(sentence[0], goldSentence[0], append=append)
exampleCount += len(examples)
examples = self.preProcessExamples(examples)
ExampleUtils.appendExamples(examples, outfile)
outfile.close()
print >>sys.stderr, "Examples built:", exampleCount
print >>sys.stderr, "Features:", len(self.featureSet.getNames())
# IF LOCAL
if self.exampleStats.getExampleCount() > 0:
self.exampleStats.printStats()
# ENDIF
# Save Ids
if idFileTag != None:
print >>sys.stderr, "Saving class names to", idFileTag + ".class_names"
self.classSet.write(idFileTag + ".class_names")
print >>sys.stderr, "Saving feature names to", idFileTag + ".feature_names"
self.featureSet.write(idFileTag + ".feature_names")
def preProcessExamples(self, allExamples):
if "normalize" in self.styles:
print >>sys.stderr, " Normalizing feature vectors"
ExampleUtils.normalizeFeatureVectors(allExamples)
return allExamples
def getMergedEntityType(self, entities):
"""
If a single token belongs to multiple entities of different types,
a new, composite type is defined. This type is the alphabetically
ordered types of these entities joined with '---'.
"""
types = set()
for entity in entities:
types.add(entity.get("type"))
types = list(types)
types.sort()
typeString = ""
for type in types:
if type == "Protein" and "all_tokens" in self.styles:
continue
if typeString != "":
typeString += "---"
typeString += type
if typeString == "":
return "neg"
if "limit_merged_types" in self.styles:
if typeString.find("---") != -1:
if typeString == "Gene_expression---Positive_regulation":
return typeString
else:
return typeString.split("---")[0]
else:
return typeString
return typeString
def getTokenFeatures(self, token, sentenceGraph):
"""
Returns a list of features based on the attributes of a token.
These can be used to define more complex features.
"""
# These features are cached when this method is first called
# for a token.
if self.tokenFeatures.has_key(token):
return self.tokenFeatures[token]
tokTxt = sentenceGraph.getTokenText(token)
features = {}
features["_txt_" + tokTxt] = 1
# F 69.35 -> 68.22
# normalizedText = tokTxt.replace("-","").replace("/","").replace(",","").replace("\\","").replace(" ","").lower()
# features["_norTxt_"+normalizedText]=1
# features["_norStem_" + PorterStemmer.stem(normalizedText)]=1
features["_POS_" + token.get("POS")] = 1
if sentenceGraph.tokenIsName[token]:
features["_isName"] = 1
for entity in sentenceGraph.tokenIsEntityHead[token]:
if entity.get("isName") == "True":
features["_annType_" + entity.get("type")] = 1
# Filip's gazetteer based features (can be used separately from exclude_gazetteer)
if "gazetteer_features" in self.styles:
tokTxtLower = tokTxt.lower()
if "stem_gazetteer" in self.styles:
tokTxtLower = PorterStemmer.stem(tokTxtLower)
if self.gazetteer and tokTxtLower in self.gazetteer:
for label, weight in self.gazetteer[tokTxtLower].items():
features["_knownLabel_" + label] = weight # 1 performs slightly worse
self.tokenFeatures[token] = features
return features
def buildLinearOrderFeatures(self, sentenceGraph, index, tag, features):
"""
Linear features are built by marking token features with a tag
that defines their relative position in the linear order.
"""
tag = "linear_" + tag
for tokenFeature, w in self.getTokenFeatures(sentenceGraph.tokens[index], sentenceGraph).iteritems():
features[self.featureSet.getId(tag + tokenFeature)] = w
def buildExamples(self, sentenceGraph, goldGraph, append=False):
examples = self.buildExamplesInner(sentenceGraph, goldGraph)
entityCounts = {}
exampleCounts = {}
for entity in sentenceGraph.entities:
eType = entity.get("type")
if eType == "Protein":
continue
if not entityCounts.has_key(eType):
entityCounts[eType] = 0
exampleCounts[eType] = 0
entityCounts[eType] += 1
for example in examples:
eTypes = self.classSet.getName(example[1]).split("---")
for eType in eTypes:
if not exampleCounts.has_key(eType):
exampleCounts[eType] = 0
exampleCounts[eType] += 1
# for key in sorted(entityCounts.keys()):
# if entityCounts[key] != exampleCounts[key]:
# print >> sys.stderr, "Warning, sentence", sentenceGraph.getSentenceId(), "example", key, "diff", entityCounts[key] - exampleCounts[key]
return examples
def buildExamplesInner(self, sentenceGraph, goldGraph):
"""
Build one example for each token of the sentence
"""
if sentenceGraph.sentenceElement.get("origId") in self.skiplist:
print >>sys.stderr, "Skipping sentence", sentenceGraph.sentenceElement.get("origId")
return []
self.multiEdgeFeatureBuilder.setFeatureVector(resetCache=True)
self.triggerFeatureBuilder.initSentence(sentenceGraph)
undirected = self.nxMultiDiGraphToUndirected(sentenceGraph.dependencyGraph)
paths = NX10.all_pairs_shortest_path(undirected, cutoff=999)
# Get argument order
self.interactionLengths = self.getInteractionEdgeLengths(sentenceGraph, paths)
self.interactionLengths = self.interactionLengths.values()
self.interactionLengths.sort(compareInteractionPrecedence)
# Map tokens to entities
tokenByOffset = {}
for i in range(len(sentenceGraph.tokens)):
token = sentenceGraph.tokens[i]
if goldGraph != None:
goldToken = goldGraph.tokens[i]
assert token.get("id") == goldToken.get("id") and token.get("charOffset") == goldToken.get("charOffset")
tokenByOffset[token.get("charOffset")] = token.get("id")
# Map gold entities to their head offsets
goldEntitiesByOffset = {}
for token in sentenceGraph.tokens:
goldEntitiesByOffset[token.get("charOffset")] = []
entityToGold = {}
for entity in sentenceGraph.entities:
entityToGold[entity] = []
if goldGraph != None:
for entity in goldGraph.entities:
offset = entity.get("headOffset")
assert offset != None
goldEntitiesByOffset[offset].append(entity)
# Map predicted entities to gold entities
for entity in sentenceGraph.entities:
eType = entity.get("type")
eOffset = entity.get("headOffset")
for goldEntity in goldEntitiesByOffset[eOffset]:
if goldEntity.get("type") == eType:
entityToGold[entity].append(goldEntity)
# Map entities to interactions
# interactionsByEntityId = {}
# for entity in sentenceGraph.entities:
# interactionsByEntityId[entity.get("id")] = []
# Map tokens to interactions
interactionsByToken = {}
for token in sentenceGraph.tokens:
interactionsByToken[token] = []
for interactionTuple in self.interactionLengths:
interaction = interactionTuple[0]
if interaction.get("type") == "neg":
continue
e1Id = interaction.get("e1")
token = sentenceGraph.entityHeadTokenByEntity[sentenceGraph.entitiesById[e1Id]]
interactionsByToken[token].append(interaction)
examples = []
exampleIndex = 0
self.tokenFeatures = {}
# namedEntityNorStrings = set()
namedEntityHeadTokens = []
if not "names" in self.styles:
namedEntityCount = 0
for entity in sentenceGraph.entities:
if entity.get("isName") == "True": # known data which can be used for features
namedEntityCount += 1
# namedEntityNorStrings.add( entity.get("text").replace("-","").replace("/","").replace(",","").replace("\\","").replace(" ","").lower() )
namedEntityCountFeature = "nameCount_" + str(namedEntityCount)
# if namedEntityCount == 0: # no names, no need for triggers
# return []
if "pos_pairs" in self.styles:
namedEntityHeadTokens = self.getNamedEntityHeadTokens(sentenceGraph)
# neFeatures = {} # F: 69.35 -> 69.14
# for norString in namedEntityNorStrings:
# neFeatures[self.featureSet.getId("norNE_" + norString)] = 1
bagOfWords = {}
for token in sentenceGraph.tokens:
text = "bow_" + token.get("text")
if not bagOfWords.has_key(text):
bagOfWords[text] = 0
bagOfWords[text] += 1
if sentenceGraph.tokenIsName[token]:
text = "ne_" + text
if not bagOfWords.has_key(text):
bagOfWords[text] = 0
bagOfWords[text] += 1
bowFeatures = {}
for k, v in bagOfWords.iteritems():
bowFeatures[self.featureSet.getId(k)] = v
self.inEdgesByToken = {}
self.outEdgesByToken = {}
self.edgeSetByToken = {}
for token in sentenceGraph.tokens:
inEdges = sentenceGraph.dependencyGraph.in_edges(token, data=True)
fixedInEdges = []
for edge in inEdges:
fixedInEdges.append((edge[0], edge[1], edge[2]["element"]))
inEdges = fixedInEdges
inEdges.sort(compareDependencyEdgesById)
self.inEdgesByToken[token] = inEdges
outEdges = sentenceGraph.dependencyGraph.out_edges(token, data=True)
fixedOutEdges = []
for edge in outEdges:
fixedOutEdges.append((edge[0], edge[1], edge[2]["element"]))
outEdges = fixedOutEdges
outEdges.sort(compareDependencyEdgesById)
self.outEdgesByToken[token] = outEdges
self.edgeSetByToken[token] = set(inEdges + outEdges)
for i in range(len(sentenceGraph.tokens)):
token = sentenceGraph.tokens[i]
# Recognize only non-named entities (i.e. interaction words)
if sentenceGraph.tokenIsName[token] and not "names" in self.styles and not "all_tokens" in self.styles:
continue
# CLASS
# if len(sentenceGraph.tokenIsEntityHead[token]) > 0:
# category = self.classSet.getId(self.getMergedEntityType(sentenceGraph.tokenIsEntityHead[token]))
# else:
# category = 1
offset = token.get("charOffset")
if len(goldEntitiesByOffset[offset]) > 0:
category = self.classSet.getId(self.getMergedEntityType(goldEntitiesByOffset[offset]))
else:
category = 1
tokenText = token.get("text").lower()
if "stem_gazetteer" in self.styles:
tokenText = PorterStemmer.stem(tokenText)
if ("exclude_gazetteer" in self.styles) and self.gazetteer and tokenText not in self.gazetteer:
features = {}
features[self.featureSet.getId("exclude_gazetteer")] = 1
extra = {"xtype": "token", "t": token.get("id"), "excluded": "True"}
examples.append((sentenceGraph.getSentenceId() + ".x" + str(exampleIndex), category, features, extra))
exampleIndex += 1
continue
# FEATURES
features = {}
self.features = features
if not "names" in self.styles:
features[self.featureSet.getId(namedEntityCountFeature)] = 1
# for k,v in bagOfWords.iteritems():
# features[self.featureSet.getId(k)] = v
# pre-calculate bow _features_
features.update(bowFeatures)
# features.update(neFeatures)
# for j in range(len(sentenceGraph.tokens)):
# text = "bow_" + sentenceGraph.tokens[j].get("text")
# if j < i:
# features[self.featureSet.getId("bf_" + text)] = 1
# elif j > i:
# features[self.featureSet.getId("af_" + text)] = 1
# Main features
text = token.get("text")
features[self.featureSet.getId("txt_" + text)] = 1
features[self.featureSet.getId("POS_" + token.get("POS"))] = 1
stem = PorterStemmer.stem(text)
features[self.featureSet.getId("stem_" + stem)] = 1
features[self.featureSet.getId("nonstem_" + text[len(stem) :])] = 1
# Normalized versions of the string (if same as non-normalized, overlap without effect)
normalizedText = (
text.replace("-", "").replace("/", "").replace(",", "").replace("\\", "").replace(" ", "").lower()
)
if normalizedText == "bound": # should be for all irregular verbs
normalizedText = "bind"
features[self.featureSet.getId("txt_" + normalizedText)] = 1
norStem = PorterStemmer.stem(normalizedText)
features[self.featureSet.getId("stem_" + norStem)] = 1
features[self.featureSet.getId("nonstem_" + normalizedText[len(norStem) :])] = 1
if "gazetteer_features_maintoken" in self.styles:
tokTxtLower = text.lower()
if "stem_gazetteer" in self.styles:
tokTxtLower = PorterStemmer.stem(tokTxtLower)
if self.gazetteer and tokTxtLower in self.gazetteer:
for label, weight in self.gazetteer[tokTxtLower].items():
features[self.featureSet.getId("gaz_knownLabel_" + label)] = weight # 1 performs slightly worse
# Linear order features
# for index in [-3,-2,-1,1,2,3,4,5]: # 69.35 -> 68.97
for index in [-3, -2, -1, 1, 2, 3]:
if i + index > 0 and i + index < len(sentenceGraph.tokens):
self.buildLinearOrderFeatures(sentenceGraph, i + index, str(index), features)
# Content
if i > 0 and text[0].isalpha() and text[0].isupper():
features[self.featureSet.getId("upper_case_start")] = 1
for j in range(len(text)):
if j > 0 and text[j].isalpha() and text[j].isupper():
features[self.featureSet.getId("upper_case_middle")] = 1
# numbers and special characters
if text[j].isdigit():
features[self.featureSet.getId("has_digits")] = 1
if j > 0 and text[j - 1] == "-":
features[self.featureSet.getId("has_hyphenated_digit")] = 1
elif text[j] == "-":
features[self.featureSet.getId("has_hyphen")] = 1
elif text[j] == "/":
features[self.featureSet.getId("has_fslash")] = 1
elif text[j] == "\\":
features[self.featureSet.getId("has_bslash")] = 1
# duplets
if j > 0:
features[self.featureSet.getId("dt_" + text[j - 1 : j + 1].lower())] = 1
# triplets
if j > 1:
features[self.featureSet.getId("tt_" + text[j - 2 : j + 1].lower())] = 1
# Attached edges (Hanging in and out edges)
t1InEdges = self.inEdgesByToken[token]
for edge in t1InEdges:
edgeType = edge[2].get("type")
features[self.featureSet.getId("t1HIn_" + edgeType)] = 1
features[self.featureSet.getId("t1HIn_" + edge[0].get("POS"))] = 1
features[self.featureSet.getId("t1HIn_" + edgeType + "_" + edge[0].get("POS"))] = 1
tokenText = sentenceGraph.getTokenText(edge[0])
features[self.featureSet.getId("t1HIn_" + tokenText)] = 1
features[self.featureSet.getId("t1HIn_" + edgeType + "_" + tokenText)] = 1
t1OutEdges = self.outEdgesByToken[token]
for edge in t1OutEdges:
edgeType = edge[2].get("type")
features[self.featureSet.getId("t1HOut_" + edgeType)] = 1
features[self.featureSet.getId("t1HOut_" + edge[1].get("POS"))] = 1
features[self.featureSet.getId("t1HOut_" + edgeType + "_" + edge[1].get("POS"))] = 1
tokenText = sentenceGraph.getTokenText(edge[1])
features[self.featureSet.getId("t1HOut_" + tokenText)] = 1
features[self.featureSet.getId("t1HOut_" + edgeType + "_" + tokenText)] = 1
extra = {"xtype": "token", "t": token.get("id")}
examples.append((sentenceGraph.getSentenceId() + ".x" + str(exampleIndex), category, features, extra))
exampleIndex += 1
# chains
self.buildChains(token, sentenceGraph, features)
if "pos_pairs" in self.styles:
self.buildPOSPairs(token, namedEntityHeadTokens, features)
self.buildPredictionFeatures(sentenceGraph, paths, token, interactionsByToken[token])
return examples
def buildChains(self, token, sentenceGraph, features, depthLeft=3, chain="", visited=None):
if depthLeft == 0:
return
strDepthLeft = "dist_" + str(depthLeft)
if visited == None:
visited = set()
inEdges = self.inEdgesByToken[token]
outEdges = self.outEdgesByToken[token]
edgeSet = visited.union(self.edgeSetByToken[token])
for edge in inEdges:
if not edge in visited:
edgeType = edge[2].get("type")
features[self.featureSet.getId("dep_" + strDepthLeft + edgeType)] = 1
nextToken = edge[0]
for tokenFeature, w in self.getTokenFeatures(nextToken, sentenceGraph).iteritems():
features[self.featureSet.getId(strDepthLeft + tokenFeature)] = w
# for entity in sentenceGraph.tokenIsEntityHead[nextToken]:
# if entity.get("isName") == "True":
# features[self.featureSet.getId("name_dist_"+strDepthLeft)] = 1
# features[self.featureSet.getId("name_dist_"+strDepthLeft+entity.get("type"))] = 1
# features[self.featureSet.getId("POS_dist_"+strDepthLeft+nextToken.get("POS"))] = 1
# tokenText = sentenceGraph.getTokenText(nextToken)
# features[self.featureSet.getId("text_dist_"+strDepthLeft+tokenText)] = 1
if sentenceGraph.tokenIsName[nextToken]:
features[self.featureSet.getId("name_chain_dist_" + strDepthLeft + chain + "-frw_" + edgeType)] = 1
features[self.featureSet.getId("chain_dist_" + strDepthLeft + chain + "-frw_" + edgeType)] = 1
self.buildChains(nextToken, sentenceGraph, features, depthLeft - 1, chain + "-frw_" + edgeType, edgeSet)
for edge in outEdges:
if not edge in visited:
edgeType = edge[2].get("type")
features[self.featureSet.getId("dep_dist_" + strDepthLeft + edgeType)] = 1
nextToken = edge[1]
for tokenFeature, w in self.getTokenFeatures(nextToken, sentenceGraph).iteritems():
features[self.featureSet.getId(strDepthLeft + tokenFeature)] = w
# for entity in sentenceGraph.tokenIsEntityHead[nextToken]:
# if entity.get("isName") == "True":
# features[self.featureSet.getId("name_dist_"+strDepthLeft)] = 1
# features[self.featureSet.getId("name_dist_"+strDepthLeft+entity.get("type"))] = 1
# features[self.featureSet.getId("POS_dist_"+strDepthLeft+nextToken.get("POS"))] = 1
# tokenText = sentenceGraph.getTokenText(nextToken)
# features[self.featureSet.getId("text_dist_"+strDepthLeft+tokenText)] = 1
if sentenceGraph.tokenIsName[nextToken]:
features[self.featureSet.getId("name_chain_dist_" + strDepthLeft + chain + "-rev_" + edgeType)] = 1
features[self.featureSet.getId("chain_dist_" + strDepthLeft + chain + "-rev_" + edgeType)] = 1
self.buildChains(nextToken, sentenceGraph, features, depthLeft - 1, chain + "-rev_" + edgeType, edgeSet)
def getNamedEntityHeadTokens(self, sentenceGraph):
headTokens = []
for entity in sentenceGraph.entities:
if entity.get("isName") == "True": # known data which can be used for features
headTokens.append(sentenceGraph.entityHeadTokenByEntity[entity])
return headTokens
def buildPOSPairs(self, token, namedEntityHeadTokens, features):
tokenPOS = token.get("POS")
assert tokenPOS != None
for headToken in namedEntityHeadTokens:
headPOS = headToken.get("POS")
features[self.featureSet.getId("POS_pair_NE_" + tokenPOS + "-" + headPOS)] = 1
######################################################
# Unmerging-style features
######################################################
def buildPredictionFeatures(self, sentenceGraph, paths, token, interactions): # themeEntities, causeEntities=None):
# NOTE!!!! TODO
# add also features for arguments present, but not in this combination
self.buildInterArgumentBagOfWords(interactions, sentenceGraph)
if sentenceGraph.entitiesByToken.has_key(token):
for eventEntity in sentenceGraph.entitiesByToken[token]:
eventEntityType = eventEntity.get("type")
self.setFeature("rootType_" + eventEntity.get("type"), 1)
self.setFeature("predStrength" + eventEntityType, self.getPredictionStrength(eventEntity))
self.triggerFeatureBuilder.setFeatureVector(self.features)
self.triggerFeatureBuilder.tag = "trg" + eventEntityType + "_"
self.triggerFeatureBuilder.buildFeatures(token)
self.triggerFeatureBuilder.tag = None
argThemeCount = 0
argCauseCount = 0
# Current example's edge combination
for i in range(len(interactions)):
arg = interactions[i]
if arg.get("type") == "Theme":
argThemeCount += 1
self.buildArgumentFeatures(sentenceGraph, paths, self.features, token, arg, "argTheme")
self.buildArgumentFeatures(sentenceGraph, paths, self.features, token, arg, "argTheme" + str(i))
else: # Cause
argCauseCount += 1
self.buildArgumentFeatures(sentenceGraph, paths, self.features, token, arg, "argCause")
self.buildArgumentFeatures(sentenceGraph, paths, self.features, token, arg, "argCause" + str(i))
self.setFeature("argCount", len(interactions))
self.setFeature("argCount_" + str(len(interactions)), 1)
self.setFeature("argThemeCount", argThemeCount)
self.setFeature("argThemeCount_" + str(argThemeCount), 1)
self.setFeature("argCauseCount", argCauseCount)
self.setFeature("argCauseCount_" + str(argCauseCount), 1)
self.triggerFeatureBuilder.tag = ""
self.triggerFeatureBuilder.setFeatureVector(None)
def buildArgumentFeatures(self, sentenceGraph, paths, features, eventToken, arg, tag):
argEntity = sentenceGraph.entitiesById[arg.get("e2")]
argToken = sentenceGraph.entityHeadTokenByEntity[argEntity]
self.buildEdgeFeatures(sentenceGraph, paths, features, eventToken, argToken, tag)
self.triggerFeatureBuilder.tag = tag + "trg_"
self.triggerFeatureBuilder.buildFeatures(argToken)
if argEntity.get("isName") == "True":
self.setFeature(tag + "Protein", 1)
else:
self.setFeature(tag + "Event", 1)
self.setFeature("nestingEvent", 1)
self.setFeature(tag + "_" + argEntity.get("type"), 1)
def buildEdgeFeatures(self, sentenceGraph, paths, features, eventToken, argToken, tag):
# eventToken = sentenceGraph.entityHeadTokenByEntity[eventNode]
# argToken = sentenceGraph.entityHeadTokenByEntity[argNode]
self.multiEdgeFeatureBuilder.tag = tag + "_"
self.multiEdgeFeatureBuilder.setFeatureVector(features, None, None, False)
self.setFeature(tag + "_present", 1)
if eventToken != argToken and paths.has_key(eventToken) and paths[eventToken].has_key(argToken):
path = paths[eventToken][argToken]
edges = self.multiEdgeFeatureBuilder.getEdges(sentenceGraph.dependencyGraph, path)
else:
path = [eventToken, argToken]
edges = None
if not "disable_entity_features" in self.styles:
self.multiEdgeFeatureBuilder.buildEntityFeatures(sentenceGraph)
self.multiEdgeFeatureBuilder.buildPathLengthFeatures(path)
# if not "disable_terminus_features" in self.styles:
# self.multiEdgeFeatureBuilder.buildTerminusTokenFeatures(path, sentenceGraph) # remove for fast
if not "disable_single_element_features" in self.styles:
self.multiEdgeFeatureBuilder.buildSingleElementFeatures(path, edges, sentenceGraph)
if not "disable_ngram_features" in self.styles:
self.multiEdgeFeatureBuilder.buildPathGrams(2, path, edges, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(3, path, edges, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(4, path, edges, sentenceGraph) # remove for fast
if not "disable_path_edge_features" in self.styles:
self.multiEdgeFeatureBuilder.buildPathEdgeFeatures(path, edges, sentenceGraph)
# self.multiEdgeFeatureBuilder.buildSentenceFeatures(sentenceGraph)
self.multiEdgeFeatureBuilder.setFeatureVector(None, None, None, False)
self.multiEdgeFeatureBuilder.tag = ""
def buildInterArgumentBagOfWords(self, arguments, sentenceGraph):
if len(arguments) < 2:
return
indexByToken = {}
for i in range(len(sentenceGraph.tokens)):
indexByToken[sentenceGraph.tokens[i]] = i
argTokenIndices = set()
for arg in arguments:
argEntity = sentenceGraph.entitiesById[arg.get("e2")]
argToken = sentenceGraph.entityHeadTokenByEntity[argEntity]
argTokenIndices.add(indexByToken[argToken])
minIndex = min(argTokenIndices)
maxIndex = max(argTokenIndices)
self.setFeature("argBoWRange", (maxIndex - minIndex))
self.setFeature("argBoWRange_" + str(maxIndex - minIndex), 1)
bow = set()
for i in range(minIndex + 1, maxIndex):
token = sentenceGraph.tokens[i]
if len(sentenceGraph.tokenIsEntityHead[token]) == 0 and not sentenceGraph.tokenIsName[token]:
bow.add(token.get("text"))
bow = sorted(list(bow))
for word in bow:
self.setFeature("argBoW_" + word, 1)
if word in ["/", "-"]:
self.setFeature("argBoW_slashOrHyphen", 1)
if len(bow) == 1:
self.setFeature("argBoWonly_" + bow[0], 1)
if bow[0] in ["/", "-"]:
self.setFeature("argBoWonly_slashOrHyphen", 1)
def __init__(self,
style=None,
length=None,
types=[],
featureSet=None,
classSet=None):
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
assert (classSet.getId("neg") == 1
or (len(classSet.Ids) == 2 and classSet.getId("neg") == -1))
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
self.styles = self.getParameters(style, [
"typed", "directed", "headsOnly", "graph_kernel", "noAnnType",
"noMasking", "maxFeatures", "genia_limits", "epi_limits",
"id_limits", "rel_limits", "bb_limits", "bi_limits", "co_limits",
"genia_task1", "ontology", "nodalida", "bacteria_renaming",
"trigger_features", "rel_features", "ddi_features", "evex",
"giuliano", "random", "themeOnly", "causeOnly", "no_path",
"entities", "skip_extra_triggers", "headsOnly", "graph_kernel",
"trigger_features", "no_task", "no_dependency",
"disable_entity_features", "disable_terminus_features",
"disable_single_element_features", "disable_ngram_features",
"disable_path_edge_features", "no_linear", "subset", "binary",
"pos_only", "entity_type"
])
if style == None: # no parameters given
style["typed"] = style["directed"] = style["headsOnly"] = True
# self.styles = style
# if "selftrain_group" in self.styles:
# self.selfTrainGroups = set()
# if "selftrain_group-1" in self.styles:
# self.selfTrainGroups.add("-1")
# if "selftrain_group0" in self.styles:
# self.selfTrainGroups.add("0")
# if "selftrain_group1" in self.styles:
# self.selfTrainGroups.add("1")
# if "selftrain_group2" in self.styles:
# self.selfTrainGroups.add("2")
# if "selftrain_group3" in self.styles:
# self.selfTrainGroups.add("3")
# print >> sys.stderr, "Self-train-groups:", self.selfTrainGroups
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
# NOTE Temporarily re-enabling predicted range
#self.multiEdgeFeatureBuilder.definePredictedValueRange([], None)
if self.styles["graph_kernel"]:
from FeatureBuilders.GraphKernelFeatureBuilder import GraphKernelFeatureBuilder
self.graphKernelFeatureBuilder = GraphKernelFeatureBuilder(
self.featureSet)
if self.styles["noAnnType"]:
self.multiEdgeFeatureBuilder.noAnnType = True
if self.styles["noMasking"]:
self.multiEdgeFeatureBuilder.maskNamedEntities = False
if self.styles["maxFeatures"]:
self.multiEdgeFeatureBuilder.maximum = True
if self.styles["genia_task1"]:
self.multiEdgeFeatureBuilder.filterAnnTypes.add("Entity")
self.tokenFeatureBuilder = TokenFeatureBuilder(self.featureSet)
if self.styles["ontology"]:
self.multiEdgeFeatureBuilder.ontologyFeatureBuilder = BioInferOntologyFeatureBuilder(
self.featureSet)
if self.styles["nodalida"]:
self.nodalidaFeatureBuilder = NodalidaFeatureBuilder(
self.featureSet)
if self.styles["bacteria_renaming"]:
self.bacteriaRenamingFeatureBuilder = BacteriaRenamingFeatureBuilder(
self.featureSet)
if self.styles["trigger_features"]:
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder.useNonNameEntities = True
if self.styles["genia_task1"]:
self.triggerFeatureBuilder.filterAnnTypes.add("Entity")
#self.bioinferOntologies = OntologyUtils.loadOntologies(OntologyUtils.g_bioInferFileName)
if self.styles["rel_features"]:
self.relFeatureBuilder = RELFeatureBuilder(featureSet)
if self.styles["ddi_features"]:
self.drugFeatureBuilder = DrugFeatureBuilder(featureSet)
if self.styles["evex"]:
self.evexFeatureBuilder = EVEXFeatureBuilder(featureSet)
if self.styles["giuliano"]:
self.giulianoFeatureBuilder = GiulianoFeatureBuilder(featureSet)
self.pathLengths = length
assert (self.pathLengths == None)
self.types = types
if self.styles["random"]:
from FeatureBuilders.RandomFeatureBuilder import RandomFeatureBuilder
self.randomFeatureBuilder = RandomFeatureBuilder(self.featureSet)
class MultiEdgeExampleBuilder(ExampleBuilder):
"""
This example builder makes edge examples, i.e. examples describing
the event arguments.
"""
def __init__(self,
style=None,
length=None,
types=[],
featureSet=None,
classSet=None):
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
assert (classSet.getId("neg") == 1
or (len(classSet.Ids) == 2 and classSet.getId("neg") == -1))
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
self.styles = self.getParameters(style, [
"typed", "directed", "headsOnly", "graph_kernel", "noAnnType",
"noMasking", "maxFeatures", "genia_limits", "epi_limits",
"id_limits", "rel_limits", "bb_limits", "bi_limits", "co_limits",
"genia_task1", "ontology", "nodalida", "bacteria_renaming",
"trigger_features", "rel_features", "ddi_features", "evex",
"giuliano", "random", "themeOnly", "causeOnly", "no_path",
"entities", "skip_extra_triggers", "headsOnly", "graph_kernel",
"trigger_features", "no_task", "no_dependency",
"disable_entity_features", "disable_terminus_features",
"disable_single_element_features", "disable_ngram_features",
"disable_path_edge_features", "no_linear", "subset", "binary",
"pos_only", "entity_type"
])
if style == None: # no parameters given
style["typed"] = style["directed"] = style["headsOnly"] = True
# self.styles = style
# if "selftrain_group" in self.styles:
# self.selfTrainGroups = set()
# if "selftrain_group-1" in self.styles:
# self.selfTrainGroups.add("-1")
# if "selftrain_group0" in self.styles:
# self.selfTrainGroups.add("0")
# if "selftrain_group1" in self.styles:
# self.selfTrainGroups.add("1")
# if "selftrain_group2" in self.styles:
# self.selfTrainGroups.add("2")
# if "selftrain_group3" in self.styles:
# self.selfTrainGroups.add("3")
# print >> sys.stderr, "Self-train-groups:", self.selfTrainGroups
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
# NOTE Temporarily re-enabling predicted range
#self.multiEdgeFeatureBuilder.definePredictedValueRange([], None)
if self.styles["graph_kernel"]:
from FeatureBuilders.GraphKernelFeatureBuilder import GraphKernelFeatureBuilder
self.graphKernelFeatureBuilder = GraphKernelFeatureBuilder(
self.featureSet)
if self.styles["noAnnType"]:
self.multiEdgeFeatureBuilder.noAnnType = True
if self.styles["noMasking"]:
self.multiEdgeFeatureBuilder.maskNamedEntities = False
if self.styles["maxFeatures"]:
self.multiEdgeFeatureBuilder.maximum = True
if self.styles["genia_task1"]:
self.multiEdgeFeatureBuilder.filterAnnTypes.add("Entity")
self.tokenFeatureBuilder = TokenFeatureBuilder(self.featureSet)
if self.styles["ontology"]:
self.multiEdgeFeatureBuilder.ontologyFeatureBuilder = BioInferOntologyFeatureBuilder(
self.featureSet)
if self.styles["nodalida"]:
self.nodalidaFeatureBuilder = NodalidaFeatureBuilder(
self.featureSet)
if self.styles["bacteria_renaming"]:
self.bacteriaRenamingFeatureBuilder = BacteriaRenamingFeatureBuilder(
self.featureSet)
if self.styles["trigger_features"]:
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder.useNonNameEntities = True
if self.styles["genia_task1"]:
self.triggerFeatureBuilder.filterAnnTypes.add("Entity")
#self.bioinferOntologies = OntologyUtils.loadOntologies(OntologyUtils.g_bioInferFileName)
if self.styles["rel_features"]:
self.relFeatureBuilder = RELFeatureBuilder(featureSet)
if self.styles["ddi_features"]:
self.drugFeatureBuilder = DrugFeatureBuilder(featureSet)
if self.styles["evex"]:
self.evexFeatureBuilder = EVEXFeatureBuilder(featureSet)
if self.styles["giuliano"]:
self.giulianoFeatureBuilder = GiulianoFeatureBuilder(featureSet)
self.pathLengths = length
assert (self.pathLengths == None)
self.types = types
if self.styles["random"]:
from FeatureBuilders.RandomFeatureBuilder import RandomFeatureBuilder
self.randomFeatureBuilder = RandomFeatureBuilder(self.featureSet)
def definePredictedValueRange(self, sentences, elementName):
self.multiEdgeFeatureBuilder.definePredictedValueRange(
sentences, elementName)
def getPredictedValueRange(self):
return self.multiEdgeFeatureBuilder.predictedRange
def filterEdgesByType(self, edges, typesToInclude):
if len(typesToInclude) == 0:
return edges
edgesToKeep = []
for edge in edges:
if edge.get("type") in typesToInclude:
edgesToKeep.append(edge)
return edgesToKeep
def getCategoryNameFromTokens(self, sentenceGraph, t1, t2, directed=True):
"""
Example class. Multiple overlapping edges create a merged type.
"""
types = set()
# if sentenceGraph.interactionGraph.has_edge(t1, t2):
# intEdges = sentenceGraph.interactionGraph.get_edge_data(t1, t2, default={})
# # NOTE: Only works if keys are ordered integers
# for i in range(len(intEdges)):
# types.add(intEdges[i]["element"].get("type"))
# if (not directed) and sentenceGraph.interactionGraph.has_edge(t2, t1):
# intEdges = sentenceGraph.interactionGraph.get_edge(t2, t1, default={})
# # NOTE: Only works if keys are ordered integers
# for i in range(len(intEdges)):
# types.add(intEdges[i]["element"].get("type"))
intEdges = sentenceGraph.interactionGraph.getEdges(t1, t2)
if (not directed):
intEdges = intEdges + sentenceGraph.interactionGraph.getEdges(
t2, t1)
for intEdge in intEdges:
types.add(intEdge[2].get("type"))
types = list(types)
types.sort()
categoryName = ""
for name in types:
if categoryName != "":
categoryName += "---"
categoryName += name
if categoryName != "":
return categoryName
else:
return "neg"
def getCategoryName(self,
sentenceGraph,
e1,
e2,
directed=True,
duplicateEntities=None):
"""
Example class. Multiple overlapping edges create a merged type.
"""
# interactions = []
# e1s = [e1]
# if duplicateEntities != None and e1 in duplicateEntities:
# e1s += duplicateEntities[e1]
# e2s = [e2]
# if duplicateEntities != None and e2 in duplicateEntities:
# e2s += duplicateEntities[e2]
# for entity1 in e1s:
# for entity2 in e2s:
# interactions = interactions + sentenceGraph.getInteractions(entity1, entity2)
# if not directed:
# interactions = interactions + sentenceGraph.getInteractions(entity2, entity1)
interactions = sentenceGraph.getInteractions(e1, e2, True)
#print interactions
types = set()
for interaction in interactions:
types.add(interaction[2].get("type"))
types = list(types)
types.sort()
categoryName = ""
for name in types:
if self.styles["causeOnly"] and name != "Cause":
continue
if self.styles["themeOnly"] and name != "Theme":
continue
if categoryName != "":
categoryName += "---"
categoryName += name
if categoryName != "":
return categoryName
else:
return "neg"
def isPotentialRELInteraction(self, e1, e2):
if e1.get("type") == "Protein" and e2.get("type") == "Entity":
return True
else:
return False
def isPotentialBBInteraction(self, e1, e2, sentenceGraph):
#if e1.get("type") == "Bacterium" and e2.get("type") in ["Host", "HostPart", "Geographical", "Environmental", "Food", "Medical", "Soil", "Water"]:
# Note: "Environment" type is misspelled as "Environmental" in the BB-task documentation
if e1.get("type") == "Bacterium" and e2.get("type") in [
"Host", "HostPart", "Geographical", "Environment", "Food",
"Medical", "Soil", "Water"
]:
return True
elif e1.get("type") == "Host" and e2.get("type") == "HostPart":
return True
else:
return False
def getBISuperType(self, eType):
if eType in [
"GeneProduct", "Protein", "ProteinFamily", "PolymeraseComplex"
]:
return "ProteinEntity"
elif eType in [
"Gene", "GeneFamily", "GeneComplex", "Regulon", "Site",
"Promoter"
]:
return "GeneEntity"
else:
return None
def isPotentialBIInteraction(self, e1, e2, sentenceGraph, stats):
e1Type = e1.get("type")
e1SuperType = self.getBISuperType(e1Type)
e2Type = e2.get("type")
e2SuperType = self.getBISuperType(e2Type)
tag = "(" + e1Type + "/" + e2Type + ")"
if e1Type == "Regulon":
if e2SuperType in ["GeneEntity", "ProteinEntity"]:
return True
if e1SuperType == "ProteinEntity":
if e2Type in ["Site", "Promoter", "Gene", "GeneComplex"]:
return True
if e1Type in ["Action", "Transcription", "Expression"]:
return True
if e1Type == "Site":
if e2SuperType == "GeneEntity":
return True
if e1Type == "Promoter":
if e2SuperType in ["GeneEntity", "ProteinEntity"]:
return True
if e1SuperType in ["GeneEntity", "ProteinEntity"]:
if e2SuperType in ["GeneEntity", "ProteinEntity"]:
return True
stats.filter("bi_limits") #+tag)
return False
def isPotentialEPIInteraction(self, e1, e2, sentenceGraph):
if e1.get("type") != "Catalysis":
if e1.get("type") in ["Protein", "Entity"]:
return False
elif e2.get("type") in ["Protein", "Entity"]:
return True
else:
return False
else: # Catalysis
if e2.get("type") != "Entity":
return True
else:
return False
assert False, (e1.get("type"), e2.get("type"))
def isPotentialIDInteraction(self, e1, e2, sentenceGraph):
e1Type = e1.get("type")
e2Type = e2.get("type")
e1IsCore = e1Type in [
"Protein", "Regulon-operon", "Two-component-system", "Chemical",
"Organism"
]
e2IsCore = e2Type in [
"Protein", "Regulon-operon", "Two-component-system", "Chemical",
"Organism"
]
if e1IsCore:
return False
elif e1Type in ["Gene_expression", "Transcription"]:
if e2Type in ["Protein", "Regulon-operon"]:
return True
else:
return False
elif e1Type in ["Protein_catabolism", "Phosphorylation"]:
if e2Type == "Protein":
return True
else:
return False
elif e1Type == "Localization":
if e2IsCore or e2Type == "Entity":
return True
else:
return False
elif e1Type in ["Binding", "Process"]:
if e2IsCore:
return True
else:
return False
elif "egulation" in e1Type:
if e2Type != "Entity":
return True
else:
return False
elif e1Type == "Entity":
if e2IsCore:
return True
else:
return False
assert False, (e1Type, e2Type)
def isPotentialCOInteraction(self, e1, e2, sentenceGraph):
if e1.get("type") == "Exp" and e2.get("type") == "Exp":
anaphoraTok = sentenceGraph.entityHeadTokenByEntity[e1]
antecedentTok = sentenceGraph.entityHeadTokenByEntity[e2]
antecedentTokenFound = False
for token in sentenceGraph.tokens:
if token == antecedentTok:
antecedentTokenFound = True
if token == anaphoraTok: # if, not elif, to take into accoutn cases where e1Tok == e2Tok
if antecedentTokenFound:
return True
else:
return False
assert False
elif e1.get("type") == "Exp" and e2.get("type") == "Protein":
return True
else:
return False
def isPotentialGeniaInteraction(self, e1, e2):
e1Type = e1.get("type")
e2Type = e2.get("type")
if e1Type == "Protein":
return False
elif e1Type in [
"Entity", "Gene_expression", "Transcription",
"Protein_catabolism", "Phosphorylation", "Binding"
]:
if e2Type == "Protein":
return True
else:
return False
elif e1Type == "Localization":
if e2Type in ["Protein", "Entity"]:
return True
else:
return False
elif "egulation" in e1Type:
if e2Type != "Entity":
return True
else:
return False
assert False, (e1Type, e2Type)
def getGoldCategoryName(self,
goldGraph,
entityToGold,
e1,
e2,
directed=True):
if len(entityToGold[e1]) > 0 and len(entityToGold[e2]) > 0:
return self.getCategoryName(goldGraph,
entityToGold[e1][0],
entityToGold[e2][0],
directed=directed)
else:
return "neg"
def buildExamplesFromGraph(self, sentenceGraph, outfile, goldGraph=None):
"""
Build examples for a single sentence. Returns a list of examples.
See Core/ExampleUtils for example format.
"""
#examples = []
exampleIndex = 0
if self.styles["trigger_features"]:
self.triggerFeatureBuilder.initSentence(sentenceGraph)
if self.styles["evex"]:
self.evexFeatureBuilder.initSentence(sentenceGraph)
# Filter entities, if needed
#mergedIds = None
#duplicateEntities = None
#entities = sentenceGraph.entities
#entities, mergedIds, duplicateEntities = self.mergeEntities(sentenceGraph, False) # "no_duplicates" in self.styles)
sentenceGraph.mergeInteractionGraph(True)
entities = sentenceGraph.mergedEntities
entityToDuplicates = sentenceGraph.mergedEntityToDuplicates
self.exampleStats.addValue("Duplicate entities skipped",
len(sentenceGraph.entities) - len(entities))
# Connect to optional gold graph
if goldGraph != None:
entityToGold = EvaluateInteractionXML.mapEntities(
entities, goldGraph.entities)
paths = None
if not self.styles["no_path"]:
##undirected = sentenceGraph.getUndirectedDependencyGraph()
#undirected = self.nxMultiDiGraphToUndirected(sentenceGraph.dependencyGraph)
###undirected = sentenceGraph.dependencyGraph.to_undirected()
####undirected = NX10.MultiGraph(sentenceGraph.dependencyGraph) This didn't work
undirected = sentenceGraph.dependencyGraph.toUndirected()
#paths = NX10.all_pairs_shortest_path(undirected, cutoff=999)
paths = undirected
#for edge in sentenceGraph.dependencyGraph.edges:
# assert edge[2] != None
#for edge in undirected.edges:
# assert edge[2] != None
#if sentenceGraph.sentenceElement.get("id") == "GENIA.d70.s5":
# print [(x[0].get("id"), x[1].get("id"), x[2].get("id")) for x in sentenceGraph.dependencyGraph.edges]
# Generate examples based on interactions between entities or interactions between tokens
if self.styles["entities"]:
loopRange = len(entities)
else:
loopRange = len(sentenceGraph.tokens)
for i in range(loopRange - 1):
for j in range(i + 1, loopRange):
eI = None
eJ = None
if self.styles["entities"]:
eI = entities[i]
eJ = entities[j]
tI = sentenceGraph.entityHeadTokenByEntity[eI]
tJ = sentenceGraph.entityHeadTokenByEntity[eJ]
#if "no_ne_interactions" in self.styles and eI.get("isName") == "True" and eJ.get("isName") == "True":
# continue
if eI.get("type") == "neg" or eJ.get("type") == "neg":
continue
if self.styles["skip_extra_triggers"]:
if eI.get("source") != None or eJ.get(
"source") != None:
continue
else:
tI = sentenceGraph.tokens[i]
tJ = sentenceGraph.tokens[j]
# only consider paths between entities (NOTE! entities, not only named entities)
if self.styles["headsOnly"]:
if (len(sentenceGraph.tokenIsEntityHead[tI]) == 0) or (len(
sentenceGraph.tokenIsEntityHead[tJ]) == 0):
continue
if self.styles["directed"]:
# define forward
if self.styles["entities"]:
categoryName = self.getCategoryName(
sentenceGraph, eI, eJ, True)
if goldGraph != None:
categoryName = self.getGoldCategoryName(
goldGraph, entityToGold, eI, eJ, True)
else:
categoryName = self.getCategoryNameFromTokens(
sentenceGraph, tI, tJ, True)
# make forward
self.exampleStats.beginExample(categoryName)
makeExample = True
if self.styles[
"genia_limits"] and not self.isPotentialGeniaInteraction(
eI, eJ):
makeExample = False
self.exampleStats.filter("genia_limits")
if self.styles["genia_task1"] and (
eI.get("type") == "Entity"
or eJ.get("type") == "Entity"):
makeExample = False
self.exampleStats.filter("genia_task1")
if self.styles[
"rel_limits"] and not self.isPotentialRELInteraction(
eI, eJ):
makeExample = False
self.exampleStats.filter("rel_limits")
if self.styles[
"co_limits"] and not self.isPotentialCOInteraction(
eI, eJ, sentenceGraph):
makeExample = False
self.exampleStats.filter("co_limits")
if self.styles[
"bb_limits"] and not self.isPotentialBBInteraction(
eI, eJ, sentenceGraph):
makeExample = False
self.exampleStats.filter("bb_limits")
if categoryName != "neg":
self.exampleStats.filter("bb_limits(" +
categoryName + ":" +
eI.get("type") + "/" +
eJ.get("type") + ")")
if self.styles[
"bi_limits"] and not self.isPotentialBIInteraction(
eI, eJ, sentenceGraph, self.exampleStats):
makeExample = False
#self.exampleStats.filter("bi_limits")
if self.styles[
"epi_limits"] and not self.isPotentialEPIInteraction(
eI, eJ, sentenceGraph):
makeExample = False
self.exampleStats.filter("epi_limits")
if self.styles[
"id_limits"] and not self.isPotentialIDInteraction(
eI, eJ, sentenceGraph):
makeExample = False
self.exampleStats.filter("id_limits")
# if self.styles["selftrain_limits"] and (eI.get("selftrain") == "False" or eJ.get("selftrain") == "False"):
# makeExample = False
# self.exampleStats.filter("selftrain_limits")
# if self.styles["selftrain_group"] and (eI.get("selftraingroup") not in self.selfTrainGroups or eJ.get("selftraingroup") not in self.selfTrainGroups):
# makeExample = False
# self.exampleStats.filter("selftrain_group")
if self.styles["pos_only"] and categoryName == "neg":
makeExample = False
self.exampleStats.filter("pos_only")
if makeExample:
#examples.append( self.buildExample(tI, tJ, paths, sentenceGraph, categoryName, exampleIndex, eI, eJ) )
ExampleUtils.appendExamples([
self.buildExample(tI, tJ, paths, sentenceGraph,
categoryName, exampleIndex, eI,
eJ)
], outfile)
exampleIndex += 1
self.exampleStats.endExample()
# define reverse
if self.styles["entities"]:
categoryName = self.getCategoryName(
sentenceGraph, eJ, eI, True)
if goldGraph != None:
categoryName = self.getGoldCategoryName(
goldGraph, entityToGold, eJ, eI, True)
else:
categoryName = self.getCategoryNameFromTokens(
sentenceGraph, tJ, tI, True)
# make reverse
self.exampleStats.beginExample(categoryName)
makeExample = True
if self.styles[
"genia_limits"] and not self.isPotentialGeniaInteraction(
eJ, eI):
makeExample = False
self.exampleStats.filter("genia_limits")
if self.styles["genia_task1"] and (
eI.get("type") == "Entity"
or eJ.get("type") == "Entity"):
makeExample = False
self.exampleStats.filter("genia_task1")
if self.styles[
"rel_limits"] and not self.isPotentialRELInteraction(
eJ, eI):
makeExample = False
self.exampleStats.filter("rel_limits")
if self.styles[
"co_limits"] and not self.isPotentialCOInteraction(
eJ, eI, sentenceGraph):
makeExample = False
self.exampleStats.filter("co_limits")
if self.styles[
"bb_limits"] and not self.isPotentialBBInteraction(
eJ, eI, sentenceGraph):
makeExample = False
self.exampleStats.filter("bb_limits")
if categoryName != "neg":
self.exampleStats.filter("bb_limits(" +
categoryName + ":" +
eJ.get("type") + "/" +
eI.get("type") + ")")
if self.styles[
"bi_limits"] and not self.isPotentialBIInteraction(
eJ, eI, sentenceGraph, self.exampleStats):
makeExample = False
#self.exampleStats.filter("bi_limits")
if self.styles[
"epi_limits"] and not self.isPotentialEPIInteraction(
eJ, eI, sentenceGraph):
makeExample = False
self.exampleStats.filter("epi_limits")
if self.styles[
"id_limits"] and not self.isPotentialIDInteraction(
eJ, eI, sentenceGraph):
makeExample = False
self.exampleStats.filter("id_limits")
# if self.styles["selftrain_limits"] and (eI.get("selftrain") == "False" or eJ.get("selftrain") == "False"):
# makeExample = False
# self.exampleStats.filter("selftrain_limits")
# if self.styles["selftrain_group"] and (eI.get("selftraingroup") not in self.selfTrainGroups or eJ.get("selftraingroup") not in self.selfTrainGroups):
# makeExample = False
# self.exampleStats.filter("selftrain_group")
if self.styles["pos_only"] and categoryName == "neg":
makeExample = False
self.exampleStats.filter("pos_only")
if makeExample:
#examples.append( self.buildExample(tJ, tI, paths, sentenceGraph, categoryName, exampleIndex, eJ, eI) )
ExampleUtils.appendExamples([
self.buildExample(tJ, tI, paths, sentenceGraph,
categoryName, exampleIndex, eJ,
eI)
], outfile)
exampleIndex += 1
self.exampleStats.endExample()
else:
if self.styles["entities"]:
categoryName = self.getCategoryName(
sentenceGraph, eI, eJ, False)
else:
categoryName = self.getCategoryNameFromTokens(
sentenceGraph, tI, tJ, False)
self.exampleStats.beginExample(categoryName)
forwardExample = self.buildExample(tI, tJ, paths,
sentenceGraph,
categoryName,
exampleIndex, eI, eJ)
if not self.styles["graph_kernel"]:
reverseExample = self.buildExample(
tJ, tI, paths, sentenceGraph, categoryName,
exampleIndex, eJ, eI)
forwardExample[2].update(reverseExample[2])
#examples.append(forwardExample)
ExampleUtils.appendExamples([forwardExample], outfile)
exampleIndex += 1
self.exampleStats.endExample()
#return examples
return exampleIndex
def buildExample(self,
token1,
token2,
paths,
sentenceGraph,
categoryName,
exampleIndex,
entity1=None,
entity2=None):
"""
Build a single directed example for the potential edge between token1 and token2
"""
# dummy return for speed testing
#return (sentenceGraph.getSentenceId()+".x"+str(exampleIndex),1,{},{})
# define features
features = {}
if True: #token1 != token2 and paths.has_key(token1) and paths[token1].has_key(token2):
#if token1 != token2 and paths.has_key(token1) and paths[token1].has_key(token2):
# path = paths[token1][token2]
#else:
# path = [token1, token2]
if not self.styles["no_path"]:
# directedPath reduces performance by 0.01 pp
#directedPath = sentenceGraph.dependencyGraph.getPaths(token1, token2)
#if len(directedPath) == 0:
# directedPath = sentenceGraph.dependencyGraph.getPaths(token2, token1)
# for dp in directedPath:
# dp.reverse()
#if len(directedPath) == 0:
# path = paths.getPaths(token1, token2)
#else:
# path = directedPath
path = paths.getPaths(token1, token2)
if len(path) > 0:
#if len(path) > 1:
# print len(path)
path = path[0]
pathExists = True
else:
path = [token1, token2]
pathExists = False
else:
path = [token1, token2]
pathExists = False
#print token1.get("id"), token2.get("id")
assert (self.pathLengths == None)
if self.pathLengths == None or len(path) - 1 in self.pathLengths:
# if not "no_ontology" in self.styles:
# self.ontologyFeatureBuilder.setFeatureVector(features)
# self.ontologyFeatureBuilder.buildOntologyFeaturesForPath(sentenceGraph, path)
# self.ontologyFeatureBuilder.setFeatureVector(None)
if self.styles["trigger_features"]: # F 85.52 -> 85.55
self.triggerFeatureBuilder.setFeatureVector(features)
self.triggerFeatureBuilder.tag = "trg1_"
self.triggerFeatureBuilder.buildFeatures(token1)
self.triggerFeatureBuilder.tag = "trg2_"
self.triggerFeatureBuilder.buildFeatures(token2)
self.triggerFeatureBuilder.setFeatureVector(None)
# REL features
if self.styles["rel_features"] and not self.styles["no_task"]:
self.relFeatureBuilder.setFeatureVector(features)
self.relFeatureBuilder.tag = "rel1_"
self.relFeatureBuilder.buildAllFeatures(
sentenceGraph.tokens,
sentenceGraph.tokens.index(token1))
self.relFeatureBuilder.tag = "rel2_"
self.relFeatureBuilder.buildAllFeatures(
sentenceGraph.tokens,
sentenceGraph.tokens.index(token2))
self.relFeatureBuilder.setFeatureVector(None)
if self.styles[
"bacteria_renaming"] and not self.styles["no_task"]:
self.bacteriaRenamingFeatureBuilder.setFeatureVector(
features)
self.bacteriaRenamingFeatureBuilder.buildPairFeatures(
entity1, entity2)
#self.bacteriaRenamingFeatureBuilder.buildSubstringFeatures(entity1, entity2) # decreases perf. 74.76 -> 72.41
self.bacteriaRenamingFeatureBuilder.setFeatureVector(None)
if self.styles["co_limits"] and not self.styles["no_task"]:
e1Offset = Range.charOffsetToSingleTuple(
entity1.get("charOffset"))
e2Offset = Range.charOffsetToSingleTuple(
entity2.get("charOffset"))
if Range.contains(e1Offset, e2Offset):
features[self.featureSet.getId("e1_contains_e2")] = 1
if entity2.get("isName") == "True":
features[self.featureSet.getId(
"e1_contains_e2name")] = 1
if Range.contains(e2Offset, e1Offset):
features[self.featureSet.getId("e2_contains_e1")] = 1
if entity1.get("isName") == "True":
features[self.featureSet.getId(
"e2_contains_e1name")] = 1
if self.styles["ddi_features"]:
self.drugFeatureBuilder.setFeatureVector(features)
self.drugFeatureBuilder.tag = "ddi_"
self.drugFeatureBuilder.buildPairFeatures(entity1, entity2)
if self.styles["ddi_mtmx"]:
self.drugFeatureBuilder.buildMTMXFeatures(
entity1, entity2)
self.drugFeatureBuilder.setFeatureVector(None)
#if "graph_kernel" in self.styles or not "no_dependency" in self.styles:
# #print "Getting edges"
# if token1 != token2 and pathExists:
# #print "g1"
# edges = self.multiEdgeFeatureBuilder.getEdges(sentenceGraph.dependencyGraph, path)
# #print "g2"
# else:
# edges = None
if self.styles["graph_kernel"]:
self.graphKernelFeatureBuilder.setFeatureVector(
features, entity1, entity2)
self.graphKernelFeatureBuilder.buildGraphKernelFeatures(
sentenceGraph, path)
self.graphKernelFeatureBuilder.setFeatureVector(None)
if self.styles["entity_type"]:
features[self.featureSet.getId("e1_" +
entity1.get("type"))] = 1
features[self.featureSet.getId("e2_" +
entity2.get("type"))] = 1
features[self.featureSet.getId("distance_" +
str(len(path)))] = 1
if not self.styles["no_dependency"]:
#print "Dep features"
self.multiEdgeFeatureBuilder.setFeatureVector(
features, entity1, entity2)
#self.multiEdgeFeatureBuilder.buildStructureFeatures(sentenceGraph, paths) # remove for fast
if not self.styles["disable_entity_features"]:
self.multiEdgeFeatureBuilder.buildEntityFeatures(
sentenceGraph)
self.multiEdgeFeatureBuilder.buildPathLengthFeatures(path)
if not self.styles["disable_terminus_features"]:
self.multiEdgeFeatureBuilder.buildTerminusTokenFeatures(
path, sentenceGraph) # remove for fast
if not self.styles["disable_single_element_features"]:
self.multiEdgeFeatureBuilder.buildSingleElementFeatures(
path, sentenceGraph)
if not self.styles["disable_ngram_features"]:
#print "NGrams"
self.multiEdgeFeatureBuilder.buildPathGrams(
2, path, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(
3, path, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(
4, path, sentenceGraph) # remove for fast
#self.buildEdgeCombinations(path, edges, sentenceGraph, features) # remove for fast
#if edges != None:
# self.multiEdgeFeatureBuilder.buildTerminusFeatures(path[0], edges[0][1]+edges[1][0], "t1", sentenceGraph) # remove for fast
# self.multiEdgeFeatureBuilder.buildTerminusFeatures(path[-1], edges[len(path)-1][len(path)-2]+edges[len(path)-2][len(path)-1], "t2", sentenceGraph) # remove for fast
if not self.styles["disable_path_edge_features"]:
self.multiEdgeFeatureBuilder.buildPathEdgeFeatures(
path, sentenceGraph)
self.multiEdgeFeatureBuilder.buildSentenceFeatures(
sentenceGraph)
self.multiEdgeFeatureBuilder.setFeatureVector(None)
if self.styles["nodalida"]:
self.nodalidaFeatureBuilder.setFeatureVector(
features, entity1, entity2)
shortestPaths = self.nodalidaFeatureBuilder.buildShortestPaths(
sentenceGraph.dependencyGraph, path)
print shortestPaths
if len(shortestPaths) > 0:
self.nodalidaFeatureBuilder.buildNGrams(
shortestPaths, sentenceGraph)
self.nodalidaFeatureBuilder.setFeatureVector(None)
if not self.styles["no_linear"]:
self.tokenFeatureBuilder.setFeatureVector(features)
for i in range(len(sentenceGraph.tokens)):
if sentenceGraph.tokens[i] == token1:
token1Index = i
if sentenceGraph.tokens[i] == token2:
token2Index = i
linearPreTag = "linfw_"
if token1Index > token2Index:
token1Index, token2Index = token2Index, token1Index
linearPreTag = "linrv_"
self.tokenFeatureBuilder.buildLinearOrderFeatures(
token1Index, sentenceGraph, 2, 2, preTag="linTok1")
self.tokenFeatureBuilder.buildLinearOrderFeatures(
token2Index, sentenceGraph, 2, 2, preTag="linTok2")
# Before, middle, after
# self.tokenFeatureBuilder.buildTokenGrams(0, token1Index-1, sentenceGraph, "bf")
# self.tokenFeatureBuilder.buildTokenGrams(token1Index+1, token2Index-1, sentenceGraph, "bw")
# self.tokenFeatureBuilder.buildTokenGrams(token2Index+1, len(sentenceGraph.tokens)-1, sentenceGraph, "af")
# before-middle, middle, middle-after
# self.tokenFeatureBuilder.buildTokenGrams(0, token2Index-1, sentenceGraph, linearPreTag+"bf", max=2)
# self.tokenFeatureBuilder.buildTokenGrams(token1Index+1, token2Index-1, sentenceGraph, linearPreTag+"bw", max=2)
# self.tokenFeatureBuilder.buildTokenGrams(token1Index+1, len(sentenceGraph.tokens)-1, sentenceGraph, linearPreTag+"af", max=2)
self.tokenFeatureBuilder.setFeatureVector(None)
if self.styles["random"]:
self.randomFeatureBuilder.setFeatureVector(features)
self.randomFeatureBuilder.buildRandomFeatures(100, 0.01)
self.randomFeatureBuilder.setFeatureVector(None)
if self.styles["genia_limits"] and not self.styles["no_task"]:
e1Type = entity1.get("type")
e2Type = entity2.get("type")
assert (entity1.get("isName") == "False")
if entity2.get("isName") == "True":
features[self.featureSet.getId(
"GENIA_target_protein")] = 1
else:
features[self.featureSet.getId(
"GENIA_nested_event")] = 1
if e1Type.find(
"egulation"
) != -1: # leave r out to avoid problems with capitalization
if entity2.get("isName") == "True":
features[self.featureSet.getId(
"GENIA_regulation_of_protein")] = 1
else:
features[self.featureSet.getId(
"GENIA_regulation_of_event")] = 1
if self.styles["bi_limits"]:
# Make features based on entity types
e1Type = entity1.get("type")
e2Type = entity2.get("type")
e1SuperType = str(self.getBISuperType(e1Type))
e2SuperType = str(self.getBISuperType(e2Type))
features[self.featureSet.getId("BI_e1_" + e1Type)] = 1
features[self.featureSet.getId("BI_e2_" + e2Type)] = 1
features[self.featureSet.getId("BI_e1sup_" +
e1SuperType)] = 1
features[self.featureSet.getId("BI_e2sup_" +
e2SuperType)] = 1
features[self.featureSet.getId("BI_e1e2_" + e1Type + "_" +
e2Type)] = 1
features[self.featureSet.getId("BI_e1e2sup_" +
e1SuperType + "_" +
e2SuperType)] = 1
if self.styles["evex"]:
self.evexFeatureBuilder.setFeatureVector(
features, entity1, entity2)
self.evexFeatureBuilder.buildEdgeFeatures(
entity1, entity2, token1, token2, path, sentenceGraph)
self.evexFeatureBuilder.setFeatureVector(None)
if self.styles["giuliano"]:
self.giulianoFeatureBuilder.setFeatureVector(
features, entity1, entity2)
self.giulianoFeatureBuilder.buildEdgeFeatures(
entity1, entity2, token1, token2, path, sentenceGraph)
self.giulianoFeatureBuilder.setFeatureVector(None)
else:
features[self.featureSet.getId("always_negative")] = 1
if self.styles["subset"]:
features[self.featureSet.getId("out_of_scope")] = 1
else:
features[self.featureSet.getId("always_negative")] = 1
if self.styles["subset"]:
features[self.featureSet.getId("out_of_scope")] = 1
path = [token1, token2]
# define extra attributes
#if int(path[0].get("id").split("_")[-1]) < int(path[-1].get("id").split("_")[-1]):
if int(path[0].get("charOffset").split("-")[0]) < int(
path[-1].get("charOffset").split("-")[0]):
#extra = {"xtype":"edge","type":"i","t1":path[0],"t2":path[-1]}
extra = {
"xtype": "edge",
"type": "i",
"t1": path[0].get("id"),
"t2": path[-1].get("id")
}
extra["deprev"] = False
else:
#extra = {"xtype":"edge","type":"i","t1":path[-1],"t2":path[0]}
extra = {
"xtype": "edge",
"type": "i",
"t1": path[-1].get("id"),
"t2": path[0].get("id")
}
extra["deprev"] = True
if entity1 != None:
#extra["e1"] = entity1
extra["e1"] = entity1.get("id")
if sentenceGraph.mergedEntityToDuplicates != None:
#extra["e1GoldIds"] = mergedEntityIds[entity1]
extra["e1DuplicateIds"] = ",".join([
x.get("id")
for x in sentenceGraph.mergedEntityToDuplicates[entity1]
])
if entity2 != None:
#extra["e2"] = entity2
extra["e2"] = entity2.get("id")
if sentenceGraph.mergedEntityToDuplicates != None:
extra["e2DuplicateIds"] = ",".join([
x.get("id")
for x in sentenceGraph.mergedEntityToDuplicates[entity2]
])
#extra["e2GoldIds"] = mergedEntityIds[entity2]
extra["categoryName"] = categoryName
if self.styles["bacteria_renaming"]:
if entity1.get("text") != None and entity1.get("text") != "":
extra["e1t"] = entity1.get("text").replace(" ", "---").replace(
":", "-COL-")
if entity2.get("text") != None and entity2.get("text") != "":
extra["e2t"] = entity2.get("text").replace(" ", "---").replace(
":", "-COL-")
sentenceOrigId = sentenceGraph.sentenceElement.get("origId")
if sentenceOrigId != None:
extra["SOID"] = sentenceOrigId
# make example
if self.styles["binary"]:
if categoryName != "neg":
category = 1
else:
category = -1
categoryName = "i"
else:
category = self.classSet.getId(categoryName)
# NOTE: temporarily disable for replicating 110310 experiment
#features[self.featureSet.getId("extra_constant")] = 1
return (sentenceGraph.getSentenceId() + ".x" + str(exampleIndex),
category, features, extra)
class PhraseTriggerExampleBuilder(ExampleBuilder):
def __init__(self, style=None, classSet=None, featureSet=None, gazetteerFileName=None):
if classSet == None:
classSet = IdSet(1)
assert( classSet.getId("neg") == 1 )
if featureSet == None:
featureSet = IdSet()
ExampleBuilder.__init__(self, classSet, featureSet)
self.styles = style
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder.useNonNameEntities = False
@classmethod
def run(cls, input, output, parse, tokenization, style, idFileTag=None, gazetteerFileName=None):
classSet, featureSet = cls.getIdSets(idFileTag)
e = PhraseTriggerExampleBuilder(style, classSet, featureSet)
if "names" in style:
sentences = cls.getSentences(input, parse, tokenization, removeNameInfo=True)
else:
sentences = cls.getSentences(input, parse, tokenization, removeNameInfo=False)
e.phraseTypeCounts = {}
e.buildExamplesForSentences(sentences, output, idFileTag)
print >> sys.stderr, "Phrase type counts:", e.phraseTypeCounts
def buildLinearOrderFeatures(self,sentenceGraph,index,tag,features):
"""
Linear features are built by marking token features with a tag
that defines their relative position in the linear order.
"""
tag = "linear_"+tag
tokenFeatures, tokenFeatureWeights = self.getTokenFeatures(sentenceGraph.tokens[index], sentenceGraph)
for tokenFeature in tokenFeatures:
features[self.featureSet.getId(tag+tokenFeature)] = tokenFeatureWeights[tokenFeature]
def buildLinearNGram(self, phraseTokens, sentenceGraph, features):
ngram = "ngram"
for token in phraseTokens:
ngram += "_" + sentenceGraph.getTokenText(token).lower()
features[self.featureSet.getId(ngram)] = 1
def getPhraseHeadToken(self, phrase, phraseTokens):
bestToken = (-9999, None)
for token in phraseTokens:
headScore = int(token.get("headScore"))
if headScore >= bestToken[0]: # >= because rightmost is best
bestToken = (headScore, token)
return bestToken[1]
def getPhraseTokens(self, phrase, sentenceGraph):
phraseBegin = int(phrase.get("begin"))
phraseEnd = int(phrase.get("end"))
return sentenceGraph.tokens[phraseBegin:phraseEnd+1]
def getCategoryName(self, phrase, phraseToEntity):
if phrase not in phraseToEntity:
return "neg"
entityTypes = set()
for entity in phraseToEntity[phrase]:
entityTypes.add(entity.get("type"))
return "---".join(sorted(list(entityTypes)))
def isPotentialCOTrigger(self, phrase, phraseTokens, sentenceGraph):
global coNPPhraseFirstToken
# Check type
if phrase.get("type") not in ["NP", "NP-IN"]: # only limit these types
return True
# Check named entities
for token in phraseTokens:
if sentenceGraph.tokenIsName[token]:
return True
# Check first word
if phraseTokens[0].get("text") in coNPPhraseFirstToken:
return True
else:
return False
def buildExamples(self, sentenceGraph, appendIndex=None):
"""
Build one example for each phrase in the sentence
"""
self.triggerFeatureBuilder.initSentence(sentenceGraph)
examples = []
exampleIndex = 0
# Prepare phrases, create subphrases
#filter = set(["NP", "TOK-IN", "WHADVP", "WHNP", "TOK-WP$", "TOK-PRP$", "NP-IN"])
phrases = MapPhrases.getPhrases(sentenceGraph.parseElement, sentenceGraph.tokens, set(["NP", "WHADVP", "WHNP"]))
phraseDict = MapPhrases.getPhraseDict(phrases)
phrases.extend( MapPhrases.makeINSubPhrases(phrases, sentenceGraph.tokens, phraseDict, ["NP"]) )
phrases.extend( MapPhrases.makeTokenSubPhrases(sentenceGraph.tokens, phraseDict) )
phraseToEntity = MapPhrases.getPhraseEntityMapping(sentenceGraph.entities, phraseDict)
# Make counts
phraseTypeCounts = MapPhrases.getPhraseTypeCounts(phrases)
for key in phraseTypeCounts.keys():
if not self.phraseTypeCounts.has_key(key):
self.phraseTypeCounts[key] = 0
self.phraseTypeCounts[key] += phraseTypeCounts[key]
# Build one example for each phrase
for phrase in phrases:
features = {}
self.triggerFeatureBuilder.setFeatureVector(features)
categoryName = self.getCategoryName(phrase, phraseToEntity)
category = self.classSet.getId(categoryName)
phraseTokens = self.getPhraseTokens(phrase, sentenceGraph)
phraseHeadToken = self.getPhraseHeadToken(phrase, phraseTokens)
self.exampleStats.beginExample(categoryName)
if "co_limits" in self.styles and not self.isPotentialCOTrigger(phrase, phraseTokens, sentenceGraph):
self.exampleStats.filter("co_limits")
self.exampleStats.endExample()
continue
# Sentence level features
features.update(self.triggerFeatureBuilder.bowFeatures)
# Whole phrase features
self.buildLinearNGram(phraseTokens, sentenceGraph, features)
features[self.featureSet.getId("pType_"+phrase.get("type"))] = 1
for split in phrase.get("type").split("-"):
features[self.featureSet.getId("pSubType_"+split)] = 1
# Check named entities
nameCount = 0
for token in phraseTokens:
if sentenceGraph.tokenIsName[token]:
nameCount += 1
features[self.featureSet.getId("phraseNames_"+str(nameCount))] = 1
features[self.featureSet.getId("phraseNameCount")] = nameCount
# Head token features
self.triggerFeatureBuilder.setTag("head_")
self.triggerFeatureBuilder.buildFeatures(phraseHeadToken)
self.triggerFeatureBuilder.buildAttachedEdgeFeatures(phraseHeadToken, sentenceGraph)
self.triggerFeatureBuilder.setTag()
# Features for all phrase tokens
self.triggerFeatureBuilder.setTag("ptok_")
phraseTokenPos = 0
#print len(phraseTokens)
for token in phraseTokens:
self.triggerFeatureBuilder.setTag("ptok_")
self.triggerFeatureBuilder.buildFeatures(phraseHeadToken, linear=False, chains=False)
self.triggerFeatureBuilder.setTag("ptok_" + str(phraseTokenPos) + "_" )
self.triggerFeatureBuilder.buildFeatures(phraseHeadToken, linear=False, chains=False)
self.triggerFeatureBuilder.setTag("ptok_" + str(phraseTokenPos-len(phraseTokens)) + "_" )
self.triggerFeatureBuilder.buildFeatures(phraseHeadToken, linear=False, chains=False)
#self.triggerFeatureBuilder.buildAttachedEdgeFeatures(phraseHeadToken)
phraseTokenPos += 1
self.triggerFeatureBuilder.setTag()
extra = {"xtype":"phrase","t":phraseHeadToken.get("id"), "p":phrase.get("id"), "ptype":phrase.get("type")}
extra["charOffset"] = phrase.get("charOffset")
if phrase not in phraseToEntity:
extra["eids"] = "neg"
else:
extra["eids"] = ",".join([x.get("id") for x in phraseToEntity[phrase]])
examples.append( (sentenceGraph.getSentenceId()+".x"+str(exampleIndex),category,features,extra) )
self.exampleStats.endExample()
exampleIndex += 1
# Mark missed entities in exampleStats
linkedEntities = set( sum(phraseToEntity.values(), []) )
for entity in sentenceGraph.entities:
if entity.get("isName") != "True" and entity not in linkedEntities:
self.exampleStats.beginExample(entity.get("type"))
self.exampleStats.filter("no_phrase")
self.exampleStats.endExample()
return examples
def __init__(self,
style=["typed", "directed", "headsOnly"],
length=None,
types=[],
featureSet=None,
classSet=None,
gazetteer=None,
pathGazetteer=None,
negFrac=None):
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
assert (classSet.getId("neg") == 1)
if gazetteer != None:
print >> sys.stderr, "Loading gazetteer from", gazetteer
self.gazetteer = Gazetteer.loadGztr(gazetteer)
else:
print >> sys.stderr, "No gazetteer loaded"
self.gazetteer = None
self.pathGazetteer = None
self.pathGazetteerDependencies = None
self.pathGazetteerPairs = None
if pathGazetteer != None:
print >> sys.stderr, "Loading path gazetteer from", pathGazetteer
self.pathGazetteer = PathGazetteer.load(pathGazetteer)
self.pathGazetteerDependencies = PathGazetteer.getDependencies(
self.pathGazetteer)
self.pathGazetteerPairs = PathGazetteer.getPairs(
self.pathGazetteer)
else:
print >> sys.stderr, "No path gazetteer loaded"
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
self.styles = style
self.negFrac = negFrac
print >> sys.stderr, "Downsampling negatives to", negFrac
self.negRand = random.Random()
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
if True: #"noAnnType" in self.styles:
self.multiEdgeFeatureBuilder.noAnnType = True
if "noMasking" in self.styles:
self.multiEdgeFeatureBuilder.maskNamedEntities = False
if "maxFeatures" in self.styles:
self.multiEdgeFeatureBuilder.maximum = True
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
#self.tokenFeatureBuilder = TokenFeatureBuilder(self.featureSet)
#if "ontology" in self.styles:
# self.multiEdgeFeatureBuilder.ontologyFeatureBuilder = BioInferOntologyFeatureBuilder(self.featureSet)
self.pathLengths = length
assert (self.pathLengths == None)
self.types = types
self.eventsByOrigId = {}
self.headTokensByOrigId = {}
self.interSentenceEvents = set()
self.examplesByEventOrigId = {}
self.skippedByType = {}
self.skippedByTypeAndReason = {}
self.builtByType = {}
self.gazMatchCache = {}
class AsymmetricEventExampleBuilder(ExampleBuilder):
def __init__(self, style=["typed","directed"], length=None, types=[], featureSet=None, classSet=None):
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
assert( classSet.getId("neg") == 1 )
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
if style.find(",") != -1:
style = style.split(",")
self.styles = style
self.negFrac = None
self.posPairGaz = POSPairGazetteer()
for s in style:
if s.find("negFrac") != -1:
self.negFrac = float(s.split("_")[-1])
print >> sys.stderr, "Downsampling negatives to", self.negFrac
self.negRand = random.Random(15)
elif s.find("posPairGaz") != -1:
self.posPairGaz = POSPairGazetteer(loadFrom=s.split("_", 1)[-1])
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
if "graph_kernel" in self.styles:
from FeatureBuilders.GraphKernelFeatureBuilder import GraphKernelFeatureBuilder
self.graphKernelFeatureBuilder = GraphKernelFeatureBuilder(self.featureSet)
if "noAnnType" in self.styles:
self.multiEdgeFeatureBuilder.noAnnType = True
if "noMasking" in self.styles:
self.multiEdgeFeatureBuilder.maskNamedEntities = False
if "maxFeatures" in self.styles:
self.multiEdgeFeatureBuilder.maximum = True
self.tokenFeatureBuilder = TokenFeatureBuilder(self.featureSet)
if "ontology" in self.styles:
self.multiEdgeFeatureBuilder.ontologyFeatureBuilder = BioInferOntologyFeatureBuilder(self.featureSet)
if "nodalida" in self.styles:
self.nodalidaFeatureBuilder = NodalidaFeatureBuilder(self.featureSet)
#IF LOCAL
if "bioinfer_limits" in self.styles:
self.bioinferOntologies = OntologyUtils.getBioInferTempOntology()
#self.bioinferOntologies = OntologyUtils.loadOntologies(OntologyUtils.g_bioInferFileName)
#ENDIF
self.pathLengths = length
assert(self.pathLengths == None)
self.types = types
if "random" in self.styles:
from FeatureBuilders.RandomFeatureBuilder import RandomFeatureBuilder
self.randomFeatureBuilder = RandomFeatureBuilder(self.featureSet)
#self.outFile = open("exampleTempFile.txt","wt")
@classmethod
def run(cls, input, output, parse, tokenization, style, idFileTag=None):
classSet, featureSet = cls.getIdSets(idFileTag)
if style != None:
e = cls(style=style, classSet=classSet, featureSet=featureSet)
else:
e = cls(classSet=classSet, featureSet=featureSet)
sentences = cls.getSentences(input, parse, tokenization)
e.buildExamplesForSentences(sentences, output, idFileTag)
if "printClassIds" in e.styles:
print >> sys.stderr, e.classSet.Ids
def definePredictedValueRange(self, sentences, elementName):
self.multiEdgeFeatureBuilder.definePredictedValueRange(sentences, elementName)
def getPredictedValueRange(self):
return self.multiEdgeFeatureBuilder.predictedRange
def filterEdgesByType(self, edges, typesToInclude):
if len(typesToInclude) == 0:
return edges
edgesToKeep = []
for edge in edges:
if edge.get("type") in typesToInclude:
edgesToKeep.append(edge)
return edgesToKeep
def getCategoryNameFromTokens(self, sentenceGraph, t1, t2, directed=True):
types = set()
themeE1Types = set()
intEdges = []
if sentenceGraph.interactionGraph.has_edge(t1, t2):
intEdges = sentenceGraph.interactionGraph.get_edge_data(t1, t2, default={})
# NOTE: Only works if keys are ordered integers
for i in range(len(intEdges)):
types.add(intEdges[i]["element"].get("type"))
# if (not directed) and sentenceGraph.interactionGraph.has_edge(t2, t1):
# intEdgesReverse = sentenceGraph.interactionGraph.get_edge(t2, t1, default={})
# # NOTE: Only works if keys are ordered integers
# for i in range(len(intEdgesReverse)):
# intElement = intEdgesReverse[i]["element"]
# intType = intElement.get("type")
# types.add(intType)
# intEdges.extend(intEdgesReverse)
for i in range(len(intEdges)):
intElement = intEdges[i]["element"]
intType = intElement.get("type")
if intType == "Theme":
e1Entity = sentenceGraph.entitiesById[intElement.get("e1")]
themeE1Types.add(e1Entity.get("type"))
#types.add(intType)
if len(themeE1Types) != 0:
themeE1Types = list(themeE1Types)
themeE1Types.sort()
categoryName = ""
for name in themeE1Types:
if categoryName != "":
categoryName += "---"
categoryName += name
return categoryName
else:
types = list(types)
types.sort()
categoryName = ""
for name in types:
if categoryName != "":
categoryName += "---"
categoryName += name
if categoryName != "":
return categoryName
else:
return "neg"
def getCategoryName(self, sentenceGraph, e1, e2, directed=True):
interactions = sentenceGraph.getInteractions(e1, e2)
if not directed:
interactions.extend(sentenceGraph.getInteractions(e2, e1))
types = set()
for interaction in interactions:
types.add(interaction.attrib["type"])
types = list(types)
types.sort()
categoryName = ""
for name in types:
if categoryName != "":
categoryName += "---"
categoryName += name
if categoryName != "":
return categoryName
else:
return "neg"
def preProcessExamples(self, allExamples):
# Duplicates cannot be removed here, as they should only be removed from the training set. This is done
# in the classifier.
# if "no_duplicates" in self.styles:
# count = len(allExamples)
# print >> sys.stderr, " Removing duplicates,",
# allExamples = ExampleUtils.removeDuplicates(allExamples)
# print >> sys.stderr, "removed", count - len(allExamples)
if "normalize" in self.styles:
print >> sys.stderr, " Normalizing feature vectors"
ExampleUtils.normalizeFeatureVectors(allExamples)
return allExamples
def isPotentialGeniaInteraction(self, e1, e2):
if e1.get("isName") == "True":
return False
else:
return True
#IF LOCAL
def getBioInferParentType(self, eType):
if eType == "Physical_entity" or OntologyUtils.hasParent(eType, "Physical_entity", self.bioinferOntologies):
return "Physical"
elif eType == "Property_entity" or OntologyUtils.hasParent(eType, "Property_entity", self.bioinferOntologies):
return "Property"
elif OntologyUtils.hasParent(eType, "Relationship", self.bioinferOntologies):
return "Process"
else:
assert False, eType
# if self.bioinferOntologies["Entity"].has_key(eType):
# if OntologyUtils.hasParent(eType, "Physical_entity", self.bioinferOntologies):
# assert not OntologyUtils.hasParent(eType, "Property_entity", self.bioinferOntologies), eType
# return "Physical"
# else:
# assert OntologyUtils.hasParent(eType, "Property_entity", self.bioinferOntologies), eType
# return "Property"
#
# else:
# assert self.bioinferOntologies.has_key(eType), eType
# #assert OntologyUtils.hasParent(eType, "Process_entity", self.bioinferOntologies["Relationship"]), eType
# return "Process"
def isPotentialBioInferInteraction(self, e1, e2, categoryName):
e1Type = self.getBioInferParentType(e1.get("type"))
e2Type = self.getBioInferParentType(e2.get("type"))
if e1Type == "Process" or e1Type == "Property":
return True
elif e1Type == "Physical" and e2Type == "Physical":
return True
elif e1Type == "Physical" and e2Type == "Process": # hack
return True
else:
assert(categoryName == "neg"), categoryName + " category for " + e1Type + " and " + e2Type
return False
#ENDIF
def nxMultiDiGraphToUndirected(self, graph):
undirected = NX10.MultiGraph(name=graph.name)
undirected.add_nodes_from(graph)
undirected.add_edges_from(graph.edges_iter())
return undirected
def buildExamples(self, sentenceGraph):
examples = []
exampleIndex = 0
clearGraph = sentenceGraph.getCleared()
#undirected = sentenceGraph.getUndirectedDependencyGraph()
undirected = self.nxMultiDiGraphToUndirected(sentenceGraph.dependencyGraph)
##undirected = sentenceGraph.dependencyGraph.to_undirected()
###undirected = NX10.MultiGraph(sentenceGraph.dependencyGraph) This didn't work
paths = NX10.all_pairs_shortest_path(undirected, cutoff=999)
self.triggerFeatureBuilder.initSentence(clearGraph)
# Generate examples based on interactions between entities or interactions between tokens
if "entities" in self.styles:
loopRange = len(sentenceGraph.entities)
else:
loopRange = len(sentenceGraph.tokens)
#for i in range(loopRange-1):
for i in range(loopRange): # allow self-interactions
#for j in range(i+1,loopRange):
for j in range(i,loopRange): # allow self-interactions
eI = None
eJ = None
if "entities" in self.styles:
eI = sentenceGraph.entities[i]
eJ = sentenceGraph.entities[j]
tI = sentenceGraph.entityHeadTokenByEntity[eI]
tJ = sentenceGraph.entityHeadTokenByEntity[eJ]
#if "no_ne_interactions" in self.styles and eI.get("isName") == "True" and eJ.get("isName") == "True":
# continue
if eI.get("type") == "neg" or eJ.get("type") == "neg":
continue
else:
tI = sentenceGraph.tokens[i]
tJ = sentenceGraph.tokens[j]
# # only consider paths between entities (NOTE! entities, not only named entities)
# if "headsOnly" in self.styles:
# if (len(sentenceGraph.tokenIsEntityHead[tI]) == 0) or (len(sentenceGraph.tokenIsEntityHead[tJ]) == 0):
# continue
if "directed" in self.styles:
# define forward
if "entities" in self.styles:
categoryName = self.getCategoryName(sentenceGraph, eI, eJ, True)
else:
categoryName = self.getCategoryNameFromTokens(sentenceGraph, tI, tJ, True)
self.exampleStats.beginExample(categoryName)
if self.negFrac == None or categoryName != "neg" or (categoryName == "neg" and self.negRand.random() < self.negFrac):
makeExample = True
if ("genia_limits" in self.styles) and not self.isPotentialGeniaInteraction(eI, eJ):
makeExample = False
self.exampleStats.filter("genia_limits")
if self.posPairGaz.getNegFrac((tI.get("POS"), tJ.get("POS"))) == 1.0:
makeExample = False
self.exampleStats.filter("pos_pair")
if makeExample:
if not sentenceGraph.tokenIsName[tI]:
examples.append( self.buildExample(tI, tJ, paths, clearGraph, categoryName, exampleIndex, eI, eJ) )
exampleIndex += 1
else:
self.exampleStats.filter("genia_token_limits")
else:
self.exampleStats.filter("neg_frac")
self.exampleStats.endExample()
# define reverse
if "entities" in self.styles:
categoryName = self.getCategoryName(sentenceGraph, eJ, eI, True)
else:
categoryName = self.getCategoryNameFromTokens(sentenceGraph, tJ, tI, True)
self.exampleStats.beginExample(categoryName)
if self.negFrac == None or categoryName != "neg" or (categoryName == "neg" and self.negRand.random() < self.negFrac):
makeExample = True
if ("genia_limits" in self.styles) and not self.isPotentialGeniaInteraction(eJ, eI):
makeExample = False
self.exampleStats.filter("genia_limits")
if ("bioinfer_limits" in self.styles) and not self.isPotentialBioInferInteraction(eJ, eI, categoryName):
makeExample = False
self.exampleStats.filter("bioinfer_limits")
if self.posPairGaz.getNegFrac((tJ.get("POS"), tI.get("POS"))) == 1.0:
makeExample = False
self.exampleStats.filter("pos_pair")
if makeExample:
if not sentenceGraph.tokenIsName[tJ]:
examples.append( self.buildExample(tJ, tI, paths, clearGraph, categoryName, exampleIndex, eJ, eI) )
exampleIndex += 1
else:
self.exampleStats.filter("genia_token_limits")
else:
self.exampleStats.filter("neg_frac")
self.exampleStats.endExample()
# else:
# if "entities" in self.styles:
# categoryName = self.getCategoryName(sentenceGraph, eI, eJ, False)
# else:
# categoryName = self.getCategoryNameFromTokens(sentenceGraph, tI, tJ, False)
# forwardExample = self.buildExample(tI, tJ, paths, clearGraph, categoryName, exampleIndex, eI, eJ)
# if not "graph_kernel" in self.styles:
# reverseExample = self.buildExample(tJ, tI, paths, clearGraph, categoryName, exampleIndex, eJ, eI)
# forwardExample[2].update(reverseExample[2])
# examples.append(forwardExample)
# exampleIndex += 1
return examples
def buildExample(self, token1, token2, paths, sentenceGraph, categoryName, exampleIndex, entity1=None, entity2=None):
# define features
features = {}
if True: #token1 != token2 and paths.has_key(token1) and paths[token1].has_key(token2):
if token1 != token2 and paths.has_key(token1) and paths[token1].has_key(token2):
path = paths[token1][token2]
else:
path = [token1, token2]
assert(self.pathLengths == None)
if self.pathLengths == None or len(path)-1 in self.pathLengths:
if not "no_trigger":
self.triggerFeatureBuilder.setFeatureVector(self.features)
self.triggerFeatureBuilder.tag = "trg_t1_"
self.triggerFeatureBuilder.buildFeatures(eventToken)
self.triggerFeatureBuilder.tag = "trg_t2_"
self.triggerFeatureBuilder.buildFeatures(eventToken)
# if not "no_ontology" in self.styles:
# self.ontologyFeatureBuilder.setFeatureVector(features)
# self.ontologyFeatureBuilder.buildOntologyFeaturesForPath(sentenceGraph, path)
# self.ontologyFeatureBuilder.setFeatureVector(None)
if "graph_kernel" in self.styles or not "no_dependency" in self.styles:
if token1 != token2 and paths.has_key(token1) and paths[token1].has_key(token2):
edges = self.multiEdgeFeatureBuilder.getEdges(sentenceGraph.dependencyGraph, path)
else:
edges = None
if "graph_kernel" in self.styles:
self.graphKernelFeatureBuilder.setFeatureVector(features, entity1, entity2)
self.graphKernelFeatureBuilder.buildGraphKernelFeatures(sentenceGraph, path, edges)
self.graphKernelFeatureBuilder.setFeatureVector(None)
if "entity_type" in self.styles:
features[self.featureSet.getId("e1_"+entity1.attrib["type"])] = 1
features[self.featureSet.getId("e2_"+entity2.attrib["type"])] = 1
features[self.featureSet.getId("distance_"+str(len(path)))] = 1
if not "no_dependency" in self.styles:
if token1 == token2:
features[self.featureSet.getId("tokenSelfLoop")] = 1
self.multiEdgeFeatureBuilder.setFeatureVector(features, entity1, entity2)
#self.multiEdgeFeatureBuilder.buildStructureFeatures(sentenceGraph, paths) # remove for fast
if not "disable_entity_features" in self.styles:
self.multiEdgeFeatureBuilder.buildEntityFeatures(sentenceGraph)
self.multiEdgeFeatureBuilder.buildPathLengthFeatures(path)
if not "disable_terminus_features" in self.styles:
self.multiEdgeFeatureBuilder.buildTerminusTokenFeatures(path, sentenceGraph) # remove for fast
if not "disable_single_element_features" in self.styles:
self.multiEdgeFeatureBuilder.buildSingleElementFeatures(path, edges, sentenceGraph)
if not "disable_ngram_features" in self.styles:
self.multiEdgeFeatureBuilder.buildPathGrams(2, path, edges, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(3, path, edges, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(4, path, edges, sentenceGraph) # remove for fast
#self.buildEdgeCombinations(path, edges, sentenceGraph, features) # remove for fast
#if edges != None:
# self.multiEdgeFeatureBuilder.buildTerminusFeatures(path[0], edges[0][1]+edges[1][0], "t1", sentenceGraph) # remove for fast
# self.multiEdgeFeatureBuilder.buildTerminusFeatures(path[-1], edges[len(path)-1][len(path)-2]+edges[len(path)-2][len(path)-1], "t2", sentenceGraph) # remove for fast
if not "disable_path_edge_features" in self.styles:
self.multiEdgeFeatureBuilder.buildPathEdgeFeatures(path, edges, sentenceGraph)
self.multiEdgeFeatureBuilder.buildSentenceFeatures(sentenceGraph)
self.multiEdgeFeatureBuilder.setFeatureVector(None)
if "nodalida" in self.styles:
self.nodalidaFeatureBuilder.setFeatureVector(features, entity1, entity2)
shortestPaths = self.nodalidaFeatureBuilder.buildShortestPaths(sentenceGraph.dependencyGraph, path)
print shortestPaths
if len(shortestPaths) > 0:
self.nodalidaFeatureBuilder.buildNGrams(shortestPaths, sentenceGraph)
self.nodalidaFeatureBuilder.setFeatureVector(None)
if not "no_linear" in self.styles:
self.tokenFeatureBuilder.setFeatureVector(features)
for i in range(len(sentenceGraph.tokens)):
if sentenceGraph.tokens[i] == token1:
token1Index = i
if sentenceGraph.tokens[i] == token2:
token2Index = i
linearPreTag = "linfw_"
if token1Index > token2Index:
token1Index, token2Index = token2Index, token1Index
linearPreTag = "linrv_"
self.tokenFeatureBuilder.buildLinearOrderFeatures(token1Index, sentenceGraph, 2, 2, preTag="linTok1")
self.tokenFeatureBuilder.buildLinearOrderFeatures(token2Index, sentenceGraph, 2, 2, preTag="linTok2")
# Before, middle, after
# self.tokenFeatureBuilder.buildTokenGrams(0, token1Index-1, sentenceGraph, "bf")
# self.tokenFeatureBuilder.buildTokenGrams(token1Index+1, token2Index-1, sentenceGraph, "bw")
# self.tokenFeatureBuilder.buildTokenGrams(token2Index+1, len(sentenceGraph.tokens)-1, sentenceGraph, "af")
# before-middle, middle, middle-after
# self.tokenFeatureBuilder.buildTokenGrams(0, token2Index-1, sentenceGraph, linearPreTag+"bf", max=2)
# self.tokenFeatureBuilder.buildTokenGrams(token1Index+1, token2Index-1, sentenceGraph, linearPreTag+"bw", max=2)
# self.tokenFeatureBuilder.buildTokenGrams(token1Index+1, len(sentenceGraph.tokens)-1, sentenceGraph, linearPreTag+"af", max=2)
self.tokenFeatureBuilder.setFeatureVector(None)
if "random" in self.styles:
self.randomFeatureBuilder.setFeatureVector(features)
self.randomFeatureBuilder.buildRandomFeatures(100, 0.01)
self.randomFeatureBuilder.setFeatureVector(None)
if "genia_limits" in self.styles:
e1Type = entity1.get("type")
e2Type = entity2.get("type")
assert(entity1.get("isName") == "False")
if entity2.get("isName") == "True":
features[self.featureSet.getId("GENIA_target_protein")] = 1
else:
features[self.featureSet.getId("GENIA_nested_event")] = 1
if e1Type.find("egulation") != -1: # leave r out to avoid problems with capitalization
if entity2.get("isName") == "True":
features[self.featureSet.getId("GENIA_regulation_of_protein")] = 1
else:
features[self.featureSet.getId("GENIA_regulation_of_event")] = 1
else:
features[self.featureSet.getId("always_negative")] = 1
if "subset" in self.styles:
features[self.featureSet.getId("out_of_scope")] = 1
else:
features[self.featureSet.getId("always_negative")] = 1
if "subset" in self.styles:
features[self.featureSet.getId("out_of_scope")] = 1
path = [token1, token2]
self.triggerFeatureBuilder.tag = ""
self.triggerFeatureBuilder.setFeatureVector(None)
# define extra attributes
# if int(path[0].attrib["id"].split("_")[-1]) < int(path[-1].attrib["id"].split("_")[-1]):
# #extra = {"xtype":"edge","type":"i","t1":path[0],"t2":path[-1]}
# extra = {"xtype":"asym","type":"i","t1":path[0].get("id"),"t2":path[-1].get("id")}
# extra["deprev"] = False
# else:
# #extra = {"xtype":"edge","type":"i","t1":path[-1],"t2":path[0]}
# extra = {"xtype":"asym","type":"i","t1":path[-1].get("id"),"t2":path[0].get("id")}
# extra["deprev"] = True
extra = {"xtype":"asym","type":"i","t1":token1.get("id"),"t2":token2.get("id")}
if entity1 != None:
#extra["e1"] = entity1
extra["e1"] = entity1.get("id")
if entity2 != None:
#extra["e2"] = entity2
extra["e2"] = entity2.get("id")
extra["categoryName"] = categoryName
sentenceOrigId = sentenceGraph.sentenceElement.get("origId")
if sentenceOrigId != None:
extra["SOID"] = sentenceOrigId
# make example
if "binary" in self.styles:
if categoryName != "neg":
category = 1
else:
category = -1
categoryName = "i"
else:
category = self.classSet.getId(categoryName)
return (sentenceGraph.getSentenceId()+".x"+str(exampleIndex),category,features,extra)
class UnmergingExampleBuilder(ExampleBuilder):
"""
This example builder makes unmerging examples, i.e. examples describing
potential events.
"""
#def __init__(self, style="trigger_features:typed:directed:no_linear:entities:genia_limits:noMasking:maxFeatures", length=None, types=[], featureSet=None, classSet=None):
def __init__(self, style=None, length=None, types=[], featureSet=None, classSet=None):
# reset style regardless of input
#style="trigger_features:typed:directed:no_linear:entities:genia_limits:noMasking:maxFeatures"
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
assert( classSet.getId("neg") == 1 )
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
defaultNone = ["binary", "trigger_features","typed","directed","no_linear","entities","genia_limits",
"noAnnType", "noMasking", "maxFeatures", "no_merge", "disable_entity_features",
"disable_single_element_features", "disable_ngram_features", "disable_path_edge_features"]
defaultParameters = {}
for name in defaultNone:
defaultParameters[name] = None
defaultParameters["keep_intersentence"] = False
defaultParameters["keep_intersentence_gold"] = True
defaultParameters["no_arg_count_upper_limit"] = False
self.styles = self._setDefaultParameters(defaultParameters)
self.styles = self.getParameters(style)
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
self.multiEdgeFeatureBuilder.noAnnType = self.styles["noAnnType"]
self.multiEdgeFeatureBuilder.maskNamedEntities = not self.styles["noMasking"]
self.multiEdgeFeatureBuilder.maximum = self.styles["maxFeatures"]
#self.tokenFeatureBuilder = TokenFeatureBuilder(self.featureSet)
self.pathLengths = length
assert(self.pathLengths == None)
self.types = types
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder.useNonNameEntities = True
#self.outFile = open("exampleTempFile.txt","wt")
def getInteractionEdgeLengths(self, sentenceGraph, paths):
"""
Return dependency and linear length of all interaction edges
(measured between the two tokens).
"""
interactionLengths = {}
count = 0
for interaction in sentenceGraph.interactions:
# Calculated interaction edge dep and lin length
e1Id = interaction.get("e1")
e2Id = interaction.get("e2")
if e2Id not in sentenceGraph.entitiesById: # intersentence interaction
interactionLengths[interaction] = (interaction, -count, -count, -count)
continue
e1 = sentenceGraph.entitiesById[e1Id]
e2 = sentenceGraph.entitiesById[e2Id]
t1 = sentenceGraph.entityHeadTokenByEntity[e1]
t2 = sentenceGraph.entityHeadTokenByEntity[e2]
# Get dep path length
if t1 != t2:
path = paths.getPaths(t1, t2)
if t1 != t2 and len(path) > 0:
pathLength = min(len(x) for x in path) #len(paths[t1][t2])
else: # no dependencyPath
pathLength = 999999 # more than any real path
# Linear distance
t1Pos = -1
t2Pos = -1
for i in range(len(sentenceGraph.tokens)):
if sentenceGraph.tokens[i] == t1:
t1Pos = i
if t2Pos != -1:
break
if sentenceGraph.tokens[i] == t2:
t2Pos = i
if t1Pos != -1:
break
linLength = abs(t1Pos - t2Pos)
interactionLengths[interaction] = (interaction, pathLength, linLength, t2Pos)
count += 1
return interactionLengths
def eventIsGold(self, entity, arguments, sentenceGraph, goldGraph, goldEntitiesByOffset, allGoldInteractions):
offset = entity.get("headOffset")
if not goldEntitiesByOffset.has_key(offset):
return False
eType = entity.get("type")
goldEntities = goldEntitiesByOffset[offset]
# Check all gold entities for a match
for goldEntity in goldEntities:
isGold = True
# The entity type must match
if goldEntity.get("type") != eType:
isGold = False
continue
goldEntityId = goldEntity.get("id")
# Collect the gold interactions
goldInteractions = []
for goldInteraction in allGoldInteractions: #goldGraph.interactions:
if goldInteraction.get("e1") == goldEntityId and goldInteraction.get("event") == "True":
goldInteractions.append(goldInteraction)
# Argument count rules
if len(goldInteractions) != len(arguments): # total number of edges differs
isGold = False
continue
# count number of edges per type
argTypeCounts = {}
for argument in arguments:
argType = argument.get("type")
if not argTypeCounts.has_key(argType): argTypeCounts[argType] = 0
argTypeCounts[argType] += 1
# count number of gold edges per type
goldTypeCounts = {}
for argument in goldInteractions:
argType = argument.get("type")
if not goldTypeCounts.has_key(argType): goldTypeCounts[argType] = 0
goldTypeCounts[argType] += 1
# argument edge counts per type must match
if argTypeCounts != goldTypeCounts:
isGold = False
continue
# Exact argument matching
for argument in arguments: # check all edges
e1 = argument.get("e1")
e2 = argument.get("e2")
if e2 not in sentenceGraph.entitiesById: # intersentence argument, assumed to be correct
found = True
continue
e2Entity = sentenceGraph.entitiesById[e2]
e2Offset = e2Entity.get("headOffset")
e2Type = e2Entity.get("type")
argType = argument.get("type")
found = False
for goldInteraction in goldInteractions:
if goldInteraction.get("type") == argType:
if goldInteraction.get("e2") in goldGraph.entitiesById: # if not, assume this goldInteraction is an intersentence interaction
goldE2Entity = goldGraph.entitiesById[goldInteraction.get("e2")]
if goldE2Entity.get("headOffset") == e2Offset and goldE2Entity.get("type") == e2Type:
found = True
break
if found == False: # this edge did not have a corresponding gold edge
isGold = False
break
# Event is in gold
if isGold:
break
return isGold
def sortInteractionsById(self, interactions):
# The order of the interactions affects the order of the unmerging examples, and this
# affects performance. It's not clear whether this is what really happens, or whether
# the order of the interactions has some effect on the consistency of the unmerging
# features (it shouldn't). However, in case it does, this function is left here for now,
# although it shouldn't be needed at all. In any case the impact is minimal, for GE
# 53.22 vs 53.28 on the development set.
pairs = []
for interaction in interactions:
pairs.append( (int(interaction.get("id").split(".i")[-1]), interaction) )
pairs.sort()
return [x[1] for x in pairs]
def processDocument(self, sentences, goldSentences, outfile, structureAnalyzer=None):
self.documentEntitiesById = {}
for sentence in sentences:
for entity in sentence.entities:
assert entity.get("id") not in self.documentEntitiesById
self.documentEntitiesById[entity.get("id")] = entity
for i in range(len(sentences)):
sentence = sentences[i]
goldSentence = None
if goldSentences != None:
goldSentence = goldSentences[i]
self.progress.update(1, "Building examples ("+sentence.sentence.get("id")+"): ")
self.processSentence(sentence, outfile, goldSentence, structureAnalyzer=structureAnalyzer)
def buildExamplesFromGraph(self, sentenceGraph, outfile, goldGraph=None, structureAnalyzer=None):
"""
Build examples for a single sentence. Returns a list of examples.
See Core/ExampleUtils for example format.
"""
self.multiEdgeFeatureBuilder.setFeatureVector(resetCache=True)
self.triggerFeatureBuilder.initSentence(sentenceGraph)
exampleIndex = 0
undirected = sentenceGraph.dependencyGraph.toUndirected()
paths = undirected
# Get argument order
self.interactionLenghts = self.getInteractionEdgeLengths(sentenceGraph, paths)
# Map tokens to character offsets
tokenByOffset = {}
for i in range(len(sentenceGraph.tokens)):
token = sentenceGraph.tokens[i]
if goldGraph != None: # check that the tokenizations match
goldToken = goldGraph.tokens[i]
assert token.get("id") == goldToken.get("id") and token.get("charOffset") == goldToken.get("charOffset")
tokenByOffset[token.get("charOffset")] = token.get("id")
# Map gold entities to their head offsets
goldEntitiesByOffset = {}
if goldGraph != None:
for entity in goldGraph.entities:
offset = entity.get("headOffset")
assert offset != None
if not goldEntitiesByOffset.has_key(offset):
goldEntitiesByOffset[offset] = []
goldEntitiesByOffset[offset].append(entity)
if self.styles["no_merge"]:
mergeInput = False
entities = sentenceGraph.entities
else:
mergeInput = True
sentenceGraph.mergeInteractionGraph(True)
entities = sentenceGraph.mergedEntities
self.exampleStats.addValue("Duplicate entities skipped", len(sentenceGraph.entities) - len(entities))
exampleIndex = 0
for entity in entities: # sentenceGraph.entities:
if type(entity) in types.StringTypes: # dummy entity for intersentence interactions
continue
eType = entity.get("type")
assert eType != None, entity.attrib
eType = str(eType)
interactions = [x[2] for x in sentenceGraph.getOutInteractions(entity, mergeInput)]
interactions = self.sortInteractionsById(interactions)
interactionCounts = defaultdict(int)
validInteractionsByType = defaultdict(list)
for interaction in interactions:
if interaction.get("event") != "True":
continue
e1 = sentenceGraph.entitiesById[interaction.get("e1")]
if interaction.get("e2") in sentenceGraph.entitiesById:
e2 = sentenceGraph.entitiesById[interaction.get("e2")]
if interaction.get("type") in structureAnalyzer.getValidEdgeTypes(e1.get("type"), e2.get("type")):
validInteractionsByType[interaction.get("type")].append(interaction)
else: # intersentence
validInteractionsByType[interaction.get("type")].append(interaction)
interactionCounts[interaction.get("type")] += 1
interactionCountString = ",".join([key + "=" + str(interactionCounts[key]) for key in sorted(interactionCounts.keys())])
#argCombinations = self.getArgumentCombinations(eType, interactions, entity.get("id"))
intCombinations = []
validIntTypeCount = 0
maxArgCount = 0
if self.debug:
print >> sys.stderr, entity.get("id"), entity.get("type"), "int:" + interactionCountString, "validInt:" + str(validInteractionsByType)
for intType in sorted(validInteractionsByType.keys()): # for each argument type the event can have
validIntTypeCount += 1
intCombinations.append([])
minArgs, maxArgs = structureAnalyzer.getArgLimits(entity.get("type"), intType)
if maxArgs > maxArgCount:
maxArgCount = maxArgs
#if maxArgs > 1: # allow any number of arguments for cases like Binding
# maxArgs = len(validInteractionsByType[intType])
for combLen in range(minArgs, maxArgs+1): # for each valid argument count, get all possible combinations. note that there may be zero-lenght combination
for singleTypeArgCombination in combinations(validInteractionsByType[intType], combLen):
intCombinations[-1].append(singleTypeArgCombination)
# e.g. theme:[a,b], cause:[d] = [[
# intCombinations now contains a list of lists, each of which has a tuple for each valid combination
# of one argument type. Next, we'll make all valid combinations of multiple argument types
if self.debug:
print >> sys.stderr, " ", "intCombinations", intCombinations
argCombinations = combine.combine(*intCombinations)
if self.debug:
print >> sys.stderr, " ", "argCombinations", argCombinations
for i in range(len(argCombinations)):
argCombinations[i] = sum(argCombinations[i], ())
#sum(argCombinations, []) # flatten nested list
if self.debug:
print >> sys.stderr, " ", "argCombinations flat", argCombinations
for argCombination in argCombinations:
# Originally binary classification
if goldGraph != None:
isGoldEvent = self.eventIsGold(entity, argCombination, sentenceGraph, goldGraph, goldEntitiesByOffset, goldGraph.interactions)
#if eType == "Binding":
# print argCombination[0].get("e1"), len(argCombination), isGoldEvent
else:
isGoldEvent = False
# Named (multi-)class
if isGoldEvent:
# category = "zeroArg"
# if validIntTypeCount == 1:
# category = "singleArg" # event has 0-1 arguments (old simple6)
# if validIntTypeCount > 1:
# category = "multiType" # event has arguments of several types, 0-1 of each (old Regulation)
# if maxArgCount > 1:
# category = "multiArg" # event can have 2-n of at least one argument type (old Binding)
if self.styles["binary"]:
category = "pos"
else:
category = entity.get("type")
assert category != None
else:
category = "neg"
self.exampleStats.beginExample(category)
issues = defaultdict(int)
# early out for proteins etc.
if validIntTypeCount == 0 and entity.get("given") == "True":
self.exampleStats.filter("given-leaf:" + entity.get("type"))
if self.debug:
print >> sys.stderr, " ", category +"("+eType+")", "arg combination", argCombination, "LEAF"
elif structureAnalyzer.isValidEntity(entity) or structureAnalyzer.isValidEvent(entity, argCombination, self.documentEntitiesById, noUpperLimitBeyondOne=self.styles["no_arg_count_upper_limit"], issues=issues):
if self.debug:
print >> sys.stderr, " ", category, "arg combination", argCombination, "VALID"
argString = ""
for arg in argCombination:
argString += "," + arg.get("type") + "=" + arg.get("id")
extra = {"xtype":"um","e":entity.get("id"),"i":argString[1:],"etype":eType,"class":category}
extra["allInt"] = interactionCountString
assert type(extra["etype"]) in types.StringTypes, extra
assert type(extra["class"]) in types.StringTypes, category
assert type(extra["i"]) in types.StringTypes, argString
example = self.buildExample(sentenceGraph, paths, entity, argCombination, interactions)
example[0] = sentenceGraph.getSentenceId()+".x"+str(exampleIndex)
example[1] = self.classSet.getId(category)
example[3] = extra
#examples.append( example )
ExampleUtils.appendExamples([example], outfile)
exampleIndex += 1
else: # not a valid event or valid entity
if len(issues) == 0: # must be > 0 so that it gets filtered
if not structureAnalyzer.isValidEntity(entity):
issues["INVALID_ENTITY:"+eType] += 1
else:
issues["UNKNOWN_ISSUE_FOR:"+eType] += 1
for key in issues:
self.exampleStats.filter(key)
if self.debug:
print >> sys.stderr, " ", category, "arg combination", argCombination, "INVALID", issues
self.exampleStats.endExample()
#return examples
return exampleIndex
def buildExample(self, sentenceGraph, paths, eventEntity, argCombination, allInteractions): #themeEntities, causeEntities=None):
# NOTE!!!! TODO
# add also features for arguments present, but not in this combination
features = {}
self.features = features
self.buildInterArgumentBagOfWords(argCombination, sentenceGraph)
eventEntityType = eventEntity.get("type")
if eventEntityType == "Binding":
interactionIndex = {}
groupInteractionLengths = []
for interaction in allInteractions:
groupInteractionLengths.append(self.interactionLenghts[interaction])
groupInteractionLengths.sort(compareInteractionPrecedence)
#print groupInteractionLengths
for i in range(len(groupInteractionLengths)):
interactionIndex[groupInteractionLengths[i][0]] = i
eventToken = sentenceGraph.entityHeadTokenByEntity[eventEntity]
self.triggerFeatureBuilder.setFeatureVector(self.features)
self.triggerFeatureBuilder.tag = "trg_"
self.triggerFeatureBuilder.buildFeatures(eventToken)
self.triggerFeatureBuilder.tag = None
#self.setFeature("rootType_"+eventEntity.get("type"), 1)
argThemeCount = 0
argCauseCount = 0
argCounts = {}
# Current example's edge combination
for arg in argCombination:
if arg.get("type") == "Theme":
argThemeCount += 1
tag = "argTheme"
self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, arg, tag)
if eventEntityType == "Binding":
tag += str(interactionIndex[arg])
self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, arg, tag)
elif arg.get("type") == "Cause": # Cause
argCauseCount += 1
self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, arg, "argCause")
else:
argType = arg.get("type")
if argType not in argCounts: argCounts[argType] = 0
self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, arg, "arg"+argType)
argCounts[argType] += 1
# Edge group context
contextThemeCount = 0
contextCauseCount = 0
for interaction in allInteractions:
if interaction in argCombination: # Already part of current example's combination
continue
if interaction.get("type") == "Theme":
contextThemeCount += 1
tag = "conTheme"
self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, interaction, tag)
if eventEntityType == "Binding":
tag += str(interactionIndex[interaction])
self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, interaction, tag)
else: # Cause
contextCauseCount += 1
self.buildArgumentFeatures(sentenceGraph, paths, features, eventToken, interaction, "conCause")
self.setFeature("argCount", len(argCombination))
self.setFeature("argCount_" + str(len(argCombination)), 1)
self.setFeature("interactionCount", len(allInteractions))
self.setFeature("interactionCount_" + str(len(allInteractions)), 1)
self.setFeature("argThemeCount", argThemeCount)
self.setFeature("argThemeCount_" + str(argThemeCount), 1)
self.setFeature("argCauseCount", argCauseCount)
self.setFeature("argCauseCount_" + str(argCauseCount), 1)
for key in sorted(argCounts.keys()):
self.setFeature("arg" + key + "Count", argCounts[key])
self.setFeature("arg" + key + "Count_" + str(argCounts[key]), 1)
self.setFeature("interactionThemeCount", contextThemeCount)
self.setFeature("interactionThemeCount_" + str(contextThemeCount), 1)
self.setFeature("interactionCauseCount", contextCauseCount)
self.setFeature("interactionCauseCount_" + str(contextCauseCount), 1)
self.triggerFeatureBuilder.tag = ""
self.triggerFeatureBuilder.setFeatureVector(None)
# Common features
# if e1Type.find("egulation") != -1: # leave r out to avoid problems with capitalization
# if entity2.get("given") == "True":
# features[self.featureSet.getId("GENIA_regulation_of_protein")] = 1
# else:
# features[self.featureSet.getId("GENIA_regulation_of_event")] = 1
# define extra attributes
return [None,None,features,None]
def buildArgumentFeatures(self, sentenceGraph, paths, features, eventToken, arg, tag):
if arg.get("e2") not in sentenceGraph.entitiesById: # intersentence argument
return
argEntity = sentenceGraph.entitiesById[arg.get("e2")]
argToken = sentenceGraph.entityHeadTokenByEntity[argEntity]
self.buildEdgeFeatures(sentenceGraph, paths, features, eventToken, argToken, tag)
self.triggerFeatureBuilder.tag = tag + "trg_"
self.triggerFeatureBuilder.buildFeatures(argToken)
if argEntity.get("given") == "True":
self.setFeature(tag+"Protein", 1)
else:
self.setFeature(tag+"Event", 1)
self.setFeature("nestingEvent", 1)
self.setFeature(tag+"_"+argEntity.get("type"), 1)
def buildEdgeFeatures(self, sentenceGraph, paths, features, eventToken, argToken, tag):
#eventToken = sentenceGraph.entityHeadTokenByEntity[eventNode]
#argToken = sentenceGraph.entityHeadTokenByEntity[argNode]
self.multiEdgeFeatureBuilder.tag = tag + "_"
self.multiEdgeFeatureBuilder.setFeatureVector(features, None, None, False)
self.setFeature(tag+"_present", 1)
path = paths.getPaths(eventToken, argToken)
if eventToken != argToken and len(path) > 0:
path = path[0]
else:
path = [eventToken, argToken]
#edges = None
if not self.styles["disable_entity_features"]:
self.multiEdgeFeatureBuilder.buildEntityFeatures(sentenceGraph)
self.multiEdgeFeatureBuilder.buildPathLengthFeatures(path)
#if not "disable_terminus_features" in self.styles:
# self.multiEdgeFeatureBuilder.buildTerminusTokenFeatures(path, sentenceGraph) # remove for fast
if not self.styles["disable_single_element_features"]:
self.multiEdgeFeatureBuilder.buildSingleElementFeatures(path, sentenceGraph)
if not self.styles["disable_ngram_features"]:
self.multiEdgeFeatureBuilder.buildPathGrams(2, path, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(3, path, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(4, path, sentenceGraph) # remove for fast
if not self.styles["disable_path_edge_features"]:
self.multiEdgeFeatureBuilder.buildPathEdgeFeatures(path, sentenceGraph)
#self.multiEdgeFeatureBuilder.buildSentenceFeatures(sentenceGraph)
self.multiEdgeFeatureBuilder.setFeatureVector(None, None, None, False)
self.multiEdgeFeatureBuilder.tag = ""
def buildInterArgumentBagOfWords(self, arguments, sentenceGraph):
if len(arguments) < 2:
return
indexByToken = {}
for i in range(len(sentenceGraph.tokens)):
indexByToken[sentenceGraph.tokens[i]] = i
argTokenIndices = set()
for arg in arguments:
if arg.get("e2") in sentenceGraph.entitiesById: # skip intersentence interactions
argEntity = sentenceGraph.entitiesById[arg.get("e2")]
argToken = sentenceGraph.entityHeadTokenByEntity[argEntity]
argTokenIndices.add(indexByToken[argToken])
if len(argTokenIndices) < 1:
return
minIndex = min(argTokenIndices)
maxIndex = max(argTokenIndices)
self.setFeature("argBoWRange", (maxIndex-minIndex))
self.setFeature("argBoWRange_" + str(maxIndex-minIndex), 1)
bow = set()
for i in range(minIndex+1, maxIndex):
token = sentenceGraph.tokens[i]
if len(sentenceGraph.tokenIsEntityHead[token]) == 0 and not sentenceGraph.tokenIsName[token]:
bow.add(token.get("text"))
bow = sorted(list(bow))
for word in bow:
self.setFeature("argBoW_"+word, 1)
if word in ["/", "-"]:
self.setFeature("argBoW_slashOrHyphen", 1)
if len(bow) == 1:
self.setFeature("argBoWonly_"+bow[0], 1)
if bow[0] in ["/", "-"]:
self.setFeature("argBoWonly_slashOrHyphen", 1)
def __init__(self, style=None, length=None, types=[], featureSet=None, classSet=None):
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
assert( classSet.getId("neg") == 1 or (len(classSet.Ids)== 2 and classSet.getId("neg") == -1) )
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
self.styles = self.getParameters(style, [
"typed", "directed", "headsOnly", "graph_kernel", "noAnnType", "noMasking", "maxFeatures",
"genia_limits", "epi_limits", "id_limits", "rel_limits", "bb_limits", "bi_limits", "co_limits",
"genia_task1", "ontology", "nodalida", "bacteria_renaming", "trigger_features", "rel_features",
"ddi_features", "evex", "giuliano", "random", "themeOnly", "causeOnly", "no_path", "entities",
"skip_extra_triggers", "headsOnly", "graph_kernel", "trigger_features", "no_task", "no_dependency",
"disable_entity_features", "disable_terminus_features", "disable_single_element_features",
"disable_ngram_features", "disable_path_edge_features", "no_linear", "subset", "binary", "pos_only",
"entity_type"
])
if style == None: # no parameters given
style["typed"] = style["directed"] = style["headsOnly"] = True
# self.styles = style
# if "selftrain_group" in self.styles:
# self.selfTrainGroups = set()
# if "selftrain_group-1" in self.styles:
# self.selfTrainGroups.add("-1")
# if "selftrain_group0" in self.styles:
# self.selfTrainGroups.add("0")
# if "selftrain_group1" in self.styles:
# self.selfTrainGroups.add("1")
# if "selftrain_group2" in self.styles:
# self.selfTrainGroups.add("2")
# if "selftrain_group3" in self.styles:
# self.selfTrainGroups.add("3")
# print >> sys.stderr, "Self-train-groups:", self.selfTrainGroups
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
# NOTE Temporarily re-enabling predicted range
#self.multiEdgeFeatureBuilder.definePredictedValueRange([], None)
if self.styles["graph_kernel"]:
from FeatureBuilders.GraphKernelFeatureBuilder import GraphKernelFeatureBuilder
self.graphKernelFeatureBuilder = GraphKernelFeatureBuilder(self.featureSet)
if self.styles["noAnnType"]:
self.multiEdgeFeatureBuilder.noAnnType = True
if self.styles["noMasking"]:
self.multiEdgeFeatureBuilder.maskNamedEntities = False
if self.styles["maxFeatures"]:
self.multiEdgeFeatureBuilder.maximum = True
if self.styles["genia_task1"]:
self.multiEdgeFeatureBuilder.filterAnnTypes.add("Entity")
self.tokenFeatureBuilder = TokenFeatureBuilder(self.featureSet)
if self.styles["ontology"]:
self.multiEdgeFeatureBuilder.ontologyFeatureBuilder = BioInferOntologyFeatureBuilder(self.featureSet)
if self.styles["nodalida"]:
self.nodalidaFeatureBuilder = NodalidaFeatureBuilder(self.featureSet)
if self.styles["bacteria_renaming"]:
self.bacteriaRenamingFeatureBuilder = BacteriaRenamingFeatureBuilder(self.featureSet)
if self.styles["trigger_features"]:
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder.useNonNameEntities = True
if self.styles["genia_task1"]:
self.triggerFeatureBuilder.filterAnnTypes.add("Entity")
#self.bioinferOntologies = OntologyUtils.loadOntologies(OntologyUtils.g_bioInferFileName)
if self.styles["rel_features"]:
self.relFeatureBuilder = RELFeatureBuilder(featureSet)
if self.styles["ddi_features"]:
self.drugFeatureBuilder = DrugFeatureBuilder(featureSet)
if self.styles["evex"]:
self.evexFeatureBuilder = EVEXFeatureBuilder(featureSet)
if self.styles["giuliano"]:
self.giulianoFeatureBuilder = GiulianoFeatureBuilder(featureSet)
self.pathLengths = length
assert(self.pathLengths == None)
self.types = types
if self.styles["random"]:
from FeatureBuilders.RandomFeatureBuilder import RandomFeatureBuilder
self.randomFeatureBuilder = RandomFeatureBuilder(self.featureSet)
class Round2TriggerExampleBuilder(ExampleBuilder):
def nxMultiDiGraphToUndirected(self, graph):
undirected = NX10.MultiGraph(name=graph.name)
undirected.add_nodes_from(graph)
undirected.add_edges_from(graph.edges_iter())
return undirected
def getPredictionStrength(self, element):
eType = element.get("type")
predictions = element.get("predictions")
if predictions == None:
return 0
predictions = predictions.split(",")
for prediction in predictions:
predClass, predStrength = prediction.split(":")
if predClass == eType:
predStrength = float(predStrength)
return predStrength
return 0
def getInteractionEdgeLengths(self, sentenceGraph, paths):
"""
Return dependency and linear length of all interaction edges
(measured between the two tokens).
"""
interactionLengths = {}
for interaction in sentenceGraph.interactions:
# Calculated interaction edge dep and lin length
e1 = sentenceGraph.entitiesById[interaction.get("e1")]
e2 = sentenceGraph.entitiesById[interaction.get("e2")]
t1 = sentenceGraph.entityHeadTokenByEntity[e1]
t2 = sentenceGraph.entityHeadTokenByEntity[e2]
# Get dep path length
if t1 != t2 and paths.has_key(t1) and paths[t1].has_key(t2):
pathLength = len(paths[t1][t2])
else: # no dependencyPath
pathLength = 999999 # more than any real path
# Linear distance
t1Pos = -1
t2Pos = -1
for i in range(len(sentenceGraph.tokens)):
if sentenceGraph.tokens[i] == t1:
t1Pos = i
if t2Pos != -1:
break
if sentenceGraph.tokens[i] == t2:
t2Pos = i
if t1Pos != -1:
break
linLength = abs(t1Pos - t2Pos)
interactionLengths[interaction] = (interaction, pathLength,
linLength, t2Pos)
return interactionLengths
def __init__(self,
style=None,
classSet=None,
featureSet=None,
gazetteerFileName=None,
skiplist=None):
if classSet == None:
classSet = IdSet(1)
assert (classSet.getId("neg") == 1)
if featureSet == None:
featureSet = IdSet()
ExampleBuilder.__init__(self, classSet, featureSet)
#gazetteerFileName="/usr/share/biotext/GeniaChallenge/SharedTaskTriggerTest/gazetteer-train"
if gazetteerFileName != None:
self.gazetteer = Gazetteer.loadGztr(gazetteerFileName)
print >> sys.stderr, "Loaded gazetteer from", gazetteerFileName
else:
print >> sys.stderr, "No gazetteer loaded"
self.gazetteer = None
self.styles = style
self.skiplist = set()
if skiplist != None:
f = open(skiplist, "rt")
for line in f.readlines():
self.skiplist.add(line.strip())
f.close()
self.styles = [
"trigger_features", "typed", "directed", "no_linear", "entities",
"genia_limits", "noMasking", "maxFeatures"
]
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
if "graph_kernel" in self.styles:
from FeatureBuilders.GraphKernelFeatureBuilder import GraphKernelFeatureBuilder
self.graphKernelFeatureBuilder = GraphKernelFeatureBuilder(
self.featureSet)
if "noAnnType" in self.styles:
self.multiEdgeFeatureBuilder.noAnnType = True
if "noMasking" in self.styles:
self.multiEdgeFeatureBuilder.maskNamedEntities = False
if "maxFeatures" in self.styles:
self.multiEdgeFeatureBuilder.maximum = True
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
@classmethod
def run(cls,
input,
gold,
output,
parse,
tokenization,
style,
idFileTag=None,
append=False):
"""
An interface for running the example builder without needing to create a class
"""
classSet, featureSet = cls.getIdSets(idFileTag)
if style != None:
e = Round2TriggerExampleBuilder(style=style,
classSet=classSet,
featureSet=featureSet)
else:
e = Round2TriggerExampleBuilder(classSet=classSet,
featureSet=featureSet)
sentences = cls.getSentences(input, parse, tokenization)
if gold != None:
goldSentences = cls.getSentences(gold, parse, tokenization)
else:
goldSentences = None
e.buildExamplesForSentences(sentences,
goldSentences,
output,
idFileTag,
append=append)
def buildExamplesForSentences(self,
sentences,
goldSentences,
output,
idFileTag=None,
append=False):
examples = []
counter = ProgressCounter(len(sentences), "Build examples")
if append:
outfile = open(output, "at")
else:
outfile = open(output, "wt")
exampleCount = 0
for i in range(len(sentences)):
sentence = sentences[i]
goldSentence = [None]
if goldSentences != None:
goldSentence = goldSentences[i]
counter.update(
1, "Building examples (" + sentence[0].getSentenceId() + "): ")
examples = self.buildExamples(sentence[0],
goldSentence[0],
append=append)
exampleCount += len(examples)
examples = self.preProcessExamples(examples)
ExampleUtils.appendExamples(examples, outfile)
outfile.close()
print >> sys.stderr, "Examples built:", exampleCount
print >> sys.stderr, "Features:", len(self.featureSet.getNames())
#IF LOCAL
if self.exampleStats.getExampleCount() > 0:
self.exampleStats.printStats()
#ENDIF
# Save Ids
if idFileTag != None:
print >> sys.stderr, "Saving class names to", idFileTag + ".class_names"
self.classSet.write(idFileTag + ".class_names")
print >> sys.stderr, "Saving feature names to", idFileTag + ".feature_names"
self.featureSet.write(idFileTag + ".feature_names")
def preProcessExamples(self, allExamples):
if "normalize" in self.styles:
print >> sys.stderr, " Normalizing feature vectors"
ExampleUtils.normalizeFeatureVectors(allExamples)
return allExamples
def getMergedEntityType(self, entities):
"""
If a single token belongs to multiple entities of different types,
a new, composite type is defined. This type is the alphabetically
ordered types of these entities joined with '---'.
"""
types = set()
for entity in entities:
types.add(entity.get("type"))
types = list(types)
types.sort()
typeString = ""
for type in types:
if type == "Protein" and "all_tokens" in self.styles:
continue
if typeString != "":
typeString += "---"
typeString += type
if typeString == "":
return "neg"
if "limit_merged_types" in self.styles:
if typeString.find("---") != -1:
if typeString == "Gene_expression---Positive_regulation":
return typeString
else:
return typeString.split("---")[0]
else:
return typeString
return typeString
def getTokenFeatures(self, token, sentenceGraph):
"""
Returns a list of features based on the attributes of a token.
These can be used to define more complex features.
"""
# These features are cached when this method is first called
# for a token.
if self.tokenFeatures.has_key(token):
return self.tokenFeatures[token]
tokTxt = sentenceGraph.getTokenText(token)
features = {}
features["_txt_" + tokTxt] = 1
# F 69.35 -> 68.22
#normalizedText = tokTxt.replace("-","").replace("/","").replace(",","").replace("\\","").replace(" ","").lower()
#features["_norTxt_"+normalizedText]=1
#features["_norStem_" + PorterStemmer.stem(normalizedText)]=1
features["_POS_" + token.get("POS")] = 1
if sentenceGraph.tokenIsName[token]:
features["_isName"] = 1
for entity in sentenceGraph.tokenIsEntityHead[token]:
if entity.get("isName") == "True":
features["_annType_" + entity.get("type")] = 1
# Filip's gazetteer based features (can be used separately from exclude_gazetteer)
if "gazetteer_features" in self.styles:
tokTxtLower = tokTxt.lower()
if "stem_gazetteer" in self.styles:
tokTxtLower = PorterStemmer.stem(tokTxtLower)
if self.gazetteer and tokTxtLower in self.gazetteer:
for label, weight in self.gazetteer[tokTxtLower].items():
features["_knownLabel_" +
label] = weight # 1 performs slightly worse
self.tokenFeatures[token] = features
return features
def buildLinearOrderFeatures(self, sentenceGraph, index, tag, features):
"""
Linear features are built by marking token features with a tag
that defines their relative position in the linear order.
"""
tag = "linear_" + tag
for tokenFeature, w in self.getTokenFeatures(
sentenceGraph.tokens[index], sentenceGraph).iteritems():
features[self.featureSet.getId(tag + tokenFeature)] = w
def buildExamples(self, sentenceGraph, goldGraph, append=False):
examples = self.buildExamplesInner(sentenceGraph, goldGraph)
entityCounts = {}
exampleCounts = {}
for entity in sentenceGraph.entities:
eType = entity.get("type")
if eType == "Protein":
continue
if not entityCounts.has_key(eType):
entityCounts[eType] = 0
exampleCounts[eType] = 0
entityCounts[eType] += 1
for example in examples:
eTypes = self.classSet.getName(example[1]).split("---")
for eType in eTypes:
if not exampleCounts.has_key(eType):
exampleCounts[eType] = 0
exampleCounts[eType] += 1
#for key in sorted(entityCounts.keys()):
# if entityCounts[key] != exampleCounts[key]:
# print >> sys.stderr, "Warning, sentence", sentenceGraph.getSentenceId(), "example", key, "diff", entityCounts[key] - exampleCounts[key]
return examples
def buildExamplesInner(self, sentenceGraph, goldGraph):
"""
Build one example for each token of the sentence
"""
if sentenceGraph.sentenceElement.get("origId") in self.skiplist:
print >> sys.stderr, "Skipping sentence", sentenceGraph.sentenceElement.get(
"origId")
return []
self.multiEdgeFeatureBuilder.setFeatureVector(resetCache=True)
self.triggerFeatureBuilder.initSentence(sentenceGraph)
undirected = self.nxMultiDiGraphToUndirected(
sentenceGraph.dependencyGraph)
paths = NX10.all_pairs_shortest_path(undirected, cutoff=999)
# Get argument order
self.interactionLengths = self.getInteractionEdgeLengths(
sentenceGraph, paths)
self.interactionLengths = self.interactionLengths.values()
self.interactionLengths.sort(compareInteractionPrecedence)
# Map tokens to entities
tokenByOffset = {}
for i in range(len(sentenceGraph.tokens)):
token = sentenceGraph.tokens[i]
if goldGraph != None:
goldToken = goldGraph.tokens[i]
assert token.get("id") == goldToken.get("id") and token.get(
"charOffset") == goldToken.get("charOffset")
tokenByOffset[token.get("charOffset")] = token.get("id")
# Map gold entities to their head offsets
goldEntitiesByOffset = {}
for token in sentenceGraph.tokens:
goldEntitiesByOffset[token.get("charOffset")] = []
entityToGold = {}
for entity in sentenceGraph.entities:
entityToGold[entity] = []
if goldGraph != None:
for entity in goldGraph.entities:
offset = entity.get("headOffset")
assert offset != None
goldEntitiesByOffset[offset].append(entity)
# Map predicted entities to gold entities
for entity in sentenceGraph.entities:
eType = entity.get("type")
eOffset = entity.get("headOffset")
for goldEntity in goldEntitiesByOffset[eOffset]:
if goldEntity.get("type") == eType:
entityToGold[entity].append(goldEntity)
# Map entities to interactions
#interactionsByEntityId = {}
#for entity in sentenceGraph.entities:
# interactionsByEntityId[entity.get("id")] = []
# Map tokens to interactions
interactionsByToken = {}
for token in sentenceGraph.tokens:
interactionsByToken[token] = []
for interactionTuple in self.interactionLengths:
interaction = interactionTuple[0]
if interaction.get("type") == "neg":
continue
e1Id = interaction.get("e1")
token = sentenceGraph.entityHeadTokenByEntity[
sentenceGraph.entitiesById[e1Id]]
interactionsByToken[token].append(interaction)
examples = []
exampleIndex = 0
self.tokenFeatures = {}
#namedEntityNorStrings = set()
namedEntityHeadTokens = []
if not "names" in self.styles:
namedEntityCount = 0
for entity in sentenceGraph.entities:
if entity.get(
"isName"
) == "True": # known data which can be used for features
namedEntityCount += 1
#namedEntityNorStrings.add( entity.get("text").replace("-","").replace("/","").replace(",","").replace("\\","").replace(" ","").lower() )
namedEntityCountFeature = "nameCount_" + str(namedEntityCount)
#if namedEntityCount == 0: # no names, no need for triggers
# return []
if "pos_pairs" in self.styles:
namedEntityHeadTokens = self.getNamedEntityHeadTokens(
sentenceGraph)
#neFeatures = {} # F: 69.35 -> 69.14
#for norString in namedEntityNorStrings:
# neFeatures[self.featureSet.getId("norNE_" + norString)] = 1
bagOfWords = {}
for token in sentenceGraph.tokens:
text = "bow_" + token.get("text")
if not bagOfWords.has_key(text):
bagOfWords[text] = 0
bagOfWords[text] += 1
if sentenceGraph.tokenIsName[token]:
text = "ne_" + text
if not bagOfWords.has_key(text):
bagOfWords[text] = 0
bagOfWords[text] += 1
bowFeatures = {}
for k, v in bagOfWords.iteritems():
bowFeatures[self.featureSet.getId(k)] = v
self.inEdgesByToken = {}
self.outEdgesByToken = {}
self.edgeSetByToken = {}
for token in sentenceGraph.tokens:
inEdges = sentenceGraph.dependencyGraph.in_edges(token, data=True)
fixedInEdges = []
for edge in inEdges:
fixedInEdges.append((edge[0], edge[1], edge[2]["element"]))
inEdges = fixedInEdges
inEdges.sort(compareDependencyEdgesById)
self.inEdgesByToken[token] = inEdges
outEdges = sentenceGraph.dependencyGraph.out_edges(token,
data=True)
fixedOutEdges = []
for edge in outEdges:
fixedOutEdges.append((edge[0], edge[1], edge[2]["element"]))
outEdges = fixedOutEdges
outEdges.sort(compareDependencyEdgesById)
self.outEdgesByToken[token] = outEdges
self.edgeSetByToken[token] = set(inEdges + outEdges)
for i in range(len(sentenceGraph.tokens)):
token = sentenceGraph.tokens[i]
# Recognize only non-named entities (i.e. interaction words)
if sentenceGraph.tokenIsName[
token] and not "names" in self.styles and not "all_tokens" in self.styles:
continue
# CLASS
#if len(sentenceGraph.tokenIsEntityHead[token]) > 0:
# category = self.classSet.getId(self.getMergedEntityType(sentenceGraph.tokenIsEntityHead[token]))
#else:
# category = 1
offset = token.get("charOffset")
if len(goldEntitiesByOffset[offset]) > 0:
category = self.classSet.getId(
self.getMergedEntityType(goldEntitiesByOffset[offset]))
else:
category = 1
tokenText = token.get("text").lower()
if "stem_gazetteer" in self.styles:
tokenText = PorterStemmer.stem(tokenText)
if ("exclude_gazetteer" in self.styles
) and self.gazetteer and tokenText not in self.gazetteer:
features = {}
features[self.featureSet.getId("exclude_gazetteer")] = 1
extra = {
"xtype": "token",
"t": token.get("id"),
"excluded": "True"
}
examples.append(
(sentenceGraph.getSentenceId() + ".x" + str(exampleIndex),
category, features, extra))
exampleIndex += 1
continue
# FEATURES
features = {}
self.features = features
if not "names" in self.styles:
features[self.featureSet.getId(namedEntityCountFeature)] = 1
#for k,v in bagOfWords.iteritems():
# features[self.featureSet.getId(k)] = v
# pre-calculate bow _features_
features.update(bowFeatures)
#features.update(neFeatures)
# for j in range(len(sentenceGraph.tokens)):
# text = "bow_" + sentenceGraph.tokens[j].get("text")
# if j < i:
# features[self.featureSet.getId("bf_" + text)] = 1
# elif j > i:
# features[self.featureSet.getId("af_" + text)] = 1
# Main features
text = token.get("text")
features[self.featureSet.getId("txt_" + text)] = 1
features[self.featureSet.getId("POS_" + token.get("POS"))] = 1
stem = PorterStemmer.stem(text)
features[self.featureSet.getId("stem_" + stem)] = 1
features[self.featureSet.getId("nonstem_" + text[len(stem):])] = 1
# Normalized versions of the string (if same as non-normalized, overlap without effect)
normalizedText = text.replace("-", "").replace("/", "").replace(
",", "").replace("\\", "").replace(" ", "").lower()
if normalizedText == "bound": # should be for all irregular verbs
normalizedText = "bind"
features[self.featureSet.getId("txt_" + normalizedText)] = 1
norStem = PorterStemmer.stem(normalizedText)
features[self.featureSet.getId("stem_" + norStem)] = 1
features[self.featureSet.getId("nonstem_" +
normalizedText[len(norStem):])] = 1
if "gazetteer_features_maintoken" in self.styles:
tokTxtLower = text.lower()
if "stem_gazetteer" in self.styles:
tokTxtLower = PorterStemmer.stem(tokTxtLower)
if self.gazetteer and tokTxtLower in self.gazetteer:
for label, weight in self.gazetteer[tokTxtLower].items():
features[self.featureSet.getId(
"gaz_knownLabel_" +
label)] = weight # 1 performs slightly worse
# Linear order features
#for index in [-3,-2,-1,1,2,3,4,5]: # 69.35 -> 68.97
for index in [-3, -2, -1, 1, 2, 3]:
if i + index > 0 and i + index < len(sentenceGraph.tokens):
self.buildLinearOrderFeatures(sentenceGraph, i + index,
str(index), features)
# Content
if i > 0 and text[0].isalpha() and text[0].isupper():
features[self.featureSet.getId("upper_case_start")] = 1
for j in range(len(text)):
if j > 0 and text[j].isalpha() and text[j].isupper():
features[self.featureSet.getId("upper_case_middle")] = 1
# numbers and special characters
if text[j].isdigit():
features[self.featureSet.getId("has_digits")] = 1
if j > 0 and text[j - 1] == "-":
features[self.featureSet.getId(
"has_hyphenated_digit")] = 1
elif text[j] == "-":
features[self.featureSet.getId("has_hyphen")] = 1
elif text[j] == "/":
features[self.featureSet.getId("has_fslash")] = 1
elif text[j] == "\\":
features[self.featureSet.getId("has_bslash")] = 1
# duplets
if j > 0:
features[self.featureSet.getId("dt_" +
text[j - 1:j +
1].lower())] = 1
# triplets
if j > 1:
features[self.featureSet.getId("tt_" +
text[j - 2:j +
1].lower())] = 1
# Attached edges (Hanging in and out edges)
t1InEdges = self.inEdgesByToken[token]
for edge in t1InEdges:
edgeType = edge[2].get("type")
features[self.featureSet.getId("t1HIn_" + edgeType)] = 1
features[self.featureSet.getId("t1HIn_" +
edge[0].get("POS"))] = 1
features[self.featureSet.getId("t1HIn_" + edgeType + "_" +
edge[0].get("POS"))] = 1
tokenText = sentenceGraph.getTokenText(edge[0])
features[self.featureSet.getId("t1HIn_" + tokenText)] = 1
features[self.featureSet.getId("t1HIn_" + edgeType + "_" +
tokenText)] = 1
t1OutEdges = self.outEdgesByToken[token]
for edge in t1OutEdges:
edgeType = edge[2].get("type")
features[self.featureSet.getId("t1HOut_" + edgeType)] = 1
features[self.featureSet.getId("t1HOut_" +
edge[1].get("POS"))] = 1
features[self.featureSet.getId("t1HOut_" + edgeType + "_" +
edge[1].get("POS"))] = 1
tokenText = sentenceGraph.getTokenText(edge[1])
features[self.featureSet.getId("t1HOut_" + tokenText)] = 1
features[self.featureSet.getId("t1HOut_" + edgeType + "_" +
tokenText)] = 1
extra = {"xtype": "token", "t": token.get("id")}
examples.append(
(sentenceGraph.getSentenceId() + ".x" + str(exampleIndex),
category, features, extra))
exampleIndex += 1
# chains
self.buildChains(token, sentenceGraph, features)
if "pos_pairs" in self.styles:
self.buildPOSPairs(token, namedEntityHeadTokens, features)
self.buildPredictionFeatures(sentenceGraph, paths, token,
interactionsByToken[token])
return examples
def buildChains(self,
token,
sentenceGraph,
features,
depthLeft=3,
chain="",
visited=None):
if depthLeft == 0:
return
strDepthLeft = "dist_" + str(depthLeft)
if visited == None:
visited = set()
inEdges = self.inEdgesByToken[token]
outEdges = self.outEdgesByToken[token]
edgeSet = visited.union(self.edgeSetByToken[token])
for edge in inEdges:
if not edge in visited:
edgeType = edge[2].get("type")
features[self.featureSet.getId("dep_" + strDepthLeft +
edgeType)] = 1
nextToken = edge[0]
for tokenFeature, w in self.getTokenFeatures(
nextToken, sentenceGraph).iteritems():
features[self.featureSet.getId(strDepthLeft +
tokenFeature)] = w
# for entity in sentenceGraph.tokenIsEntityHead[nextToken]:
# if entity.get("isName") == "True":
# features[self.featureSet.getId("name_dist_"+strDepthLeft)] = 1
# features[self.featureSet.getId("name_dist_"+strDepthLeft+entity.get("type"))] = 1
# features[self.featureSet.getId("POS_dist_"+strDepthLeft+nextToken.get("POS"))] = 1
# tokenText = sentenceGraph.getTokenText(nextToken)
# features[self.featureSet.getId("text_dist_"+strDepthLeft+tokenText)] = 1
if sentenceGraph.tokenIsName[nextToken]:
features[self.featureSet.getId("name_chain_dist_" +
strDepthLeft + chain +
"-frw_" + edgeType)] = 1
features[self.featureSet.getId("chain_dist_" + strDepthLeft +
chain + "-frw_" + edgeType)] = 1
self.buildChains(nextToken, sentenceGraph, features,
depthLeft - 1, chain + "-frw_" + edgeType,
edgeSet)
for edge in outEdges:
if not edge in visited:
edgeType = edge[2].get("type")
features[self.featureSet.getId("dep_dist_" + strDepthLeft +
edgeType)] = 1
nextToken = edge[1]
for tokenFeature, w in self.getTokenFeatures(
nextToken, sentenceGraph).iteritems():
features[self.featureSet.getId(strDepthLeft +
tokenFeature)] = w
# for entity in sentenceGraph.tokenIsEntityHead[nextToken]:
# if entity.get("isName") == "True":
# features[self.featureSet.getId("name_dist_"+strDepthLeft)] = 1
# features[self.featureSet.getId("name_dist_"+strDepthLeft+entity.get("type"))] = 1
# features[self.featureSet.getId("POS_dist_"+strDepthLeft+nextToken.get("POS"))] = 1
# tokenText = sentenceGraph.getTokenText(nextToken)
# features[self.featureSet.getId("text_dist_"+strDepthLeft+tokenText)] = 1
if sentenceGraph.tokenIsName[nextToken]:
features[self.featureSet.getId("name_chain_dist_" +
strDepthLeft + chain +
"-rev_" + edgeType)] = 1
features[self.featureSet.getId("chain_dist_" + strDepthLeft +
chain + "-rev_" + edgeType)] = 1
self.buildChains(nextToken, sentenceGraph, features,
depthLeft - 1, chain + "-rev_" + edgeType,
edgeSet)
def getNamedEntityHeadTokens(self, sentenceGraph):
headTokens = []
for entity in sentenceGraph.entities:
if entity.get(
"isName"
) == "True": # known data which can be used for features
headTokens.append(
sentenceGraph.entityHeadTokenByEntity[entity])
return headTokens
def buildPOSPairs(self, token, namedEntityHeadTokens, features):
tokenPOS = token.get("POS")
assert tokenPOS != None
for headToken in namedEntityHeadTokens:
headPOS = headToken.get("POS")
features[self.featureSet.getId("POS_pair_NE_" + tokenPOS + "-" +
headPOS)] = 1
######################################################
# Unmerging-style features
######################################################
def buildPredictionFeatures(
self, sentenceGraph, paths, token,
interactions): #themeEntities, causeEntities=None):
# NOTE!!!! TODO
# add also features for arguments present, but not in this combination
self.buildInterArgumentBagOfWords(interactions, sentenceGraph)
if sentenceGraph.entitiesByToken.has_key(token):
for eventEntity in sentenceGraph.entitiesByToken[token]:
eventEntityType = eventEntity.get("type")
self.setFeature("rootType_" + eventEntity.get("type"), 1)
self.setFeature("predStrength" + eventEntityType,
self.getPredictionStrength(eventEntity))
self.triggerFeatureBuilder.setFeatureVector(self.features)
self.triggerFeatureBuilder.tag = "trg" + eventEntityType + "_"
self.triggerFeatureBuilder.buildFeatures(token)
self.triggerFeatureBuilder.tag = None
argThemeCount = 0
argCauseCount = 0
# Current example's edge combination
for i in range(len(interactions)):
arg = interactions[i]
if arg.get("type") == "Theme":
argThemeCount += 1
self.buildArgumentFeatures(sentenceGraph, paths, self.features,
token, arg, "argTheme")
self.buildArgumentFeatures(sentenceGraph, paths, self.features,
token, arg, "argTheme" + str(i))
else: # Cause
argCauseCount += 1
self.buildArgumentFeatures(sentenceGraph, paths, self.features,
token, arg, "argCause")
self.buildArgumentFeatures(sentenceGraph, paths, self.features,
token, arg, "argCause" + str(i))
self.setFeature("argCount", len(interactions))
self.setFeature("argCount_" + str(len(interactions)), 1)
self.setFeature("argThemeCount", argThemeCount)
self.setFeature("argThemeCount_" + str(argThemeCount), 1)
self.setFeature("argCauseCount", argCauseCount)
self.setFeature("argCauseCount_" + str(argCauseCount), 1)
self.triggerFeatureBuilder.tag = ""
self.triggerFeatureBuilder.setFeatureVector(None)
def buildArgumentFeatures(self, sentenceGraph, paths, features, eventToken,
arg, tag):
argEntity = sentenceGraph.entitiesById[arg.get("e2")]
argToken = sentenceGraph.entityHeadTokenByEntity[argEntity]
self.buildEdgeFeatures(sentenceGraph, paths, features, eventToken,
argToken, tag)
self.triggerFeatureBuilder.tag = tag + "trg_"
self.triggerFeatureBuilder.buildFeatures(argToken)
if argEntity.get("isName") == "True":
self.setFeature(tag + "Protein", 1)
else:
self.setFeature(tag + "Event", 1)
self.setFeature("nestingEvent", 1)
self.setFeature(tag + "_" + argEntity.get("type"), 1)
def buildEdgeFeatures(self, sentenceGraph, paths, features, eventToken,
argToken, tag):
#eventToken = sentenceGraph.entityHeadTokenByEntity[eventNode]
#argToken = sentenceGraph.entityHeadTokenByEntity[argNode]
self.multiEdgeFeatureBuilder.tag = tag + "_"
self.multiEdgeFeatureBuilder.setFeatureVector(features, None, None,
False)
self.setFeature(tag + "_present", 1)
if eventToken != argToken and paths.has_key(
eventToken) and paths[eventToken].has_key(argToken):
path = paths[eventToken][argToken]
edges = self.multiEdgeFeatureBuilder.getEdges(
sentenceGraph.dependencyGraph, path)
else:
path = [eventToken, argToken]
edges = None
if not "disable_entity_features" in self.styles:
self.multiEdgeFeatureBuilder.buildEntityFeatures(sentenceGraph)
self.multiEdgeFeatureBuilder.buildPathLengthFeatures(path)
#if not "disable_terminus_features" in self.styles:
# self.multiEdgeFeatureBuilder.buildTerminusTokenFeatures(path, sentenceGraph) # remove for fast
if not "disable_single_element_features" in self.styles:
self.multiEdgeFeatureBuilder.buildSingleElementFeatures(
path, edges, sentenceGraph)
if not "disable_ngram_features" in self.styles:
self.multiEdgeFeatureBuilder.buildPathGrams(
2, path, edges, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(
3, path, edges, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(
4, path, edges, sentenceGraph) # remove for fast
if not "disable_path_edge_features" in self.styles:
self.multiEdgeFeatureBuilder.buildPathEdgeFeatures(
path, edges, sentenceGraph)
#self.multiEdgeFeatureBuilder.buildSentenceFeatures(sentenceGraph)
self.multiEdgeFeatureBuilder.setFeatureVector(None, None, None, False)
self.multiEdgeFeatureBuilder.tag = ""
def buildInterArgumentBagOfWords(self, arguments, sentenceGraph):
if len(arguments) < 2:
return
indexByToken = {}
for i in range(len(sentenceGraph.tokens)):
indexByToken[sentenceGraph.tokens[i]] = i
argTokenIndices = set()
for arg in arguments:
argEntity = sentenceGraph.entitiesById[arg.get("e2")]
argToken = sentenceGraph.entityHeadTokenByEntity[argEntity]
argTokenIndices.add(indexByToken[argToken])
minIndex = min(argTokenIndices)
maxIndex = max(argTokenIndices)
self.setFeature("argBoWRange", (maxIndex - minIndex))
self.setFeature("argBoWRange_" + str(maxIndex - minIndex), 1)
bow = set()
for i in range(minIndex + 1, maxIndex):
token = sentenceGraph.tokens[i]
if len(sentenceGraph.tokenIsEntityHead[token]
) == 0 and not sentenceGraph.tokenIsName[token]:
bow.add(token.get("text"))
bow = sorted(list(bow))
for word in bow:
self.setFeature("argBoW_" + word, 1)
if word in ["/", "-"]:
self.setFeature("argBoW_slashOrHyphen", 1)
if len(bow) == 1:
self.setFeature("argBoWonly_" + bow[0], 1)
if bow[0] in ["/", "-"]:
self.setFeature("argBoWonly_slashOrHyphen", 1)
def buildExamples(self, documentSentences):
"""
Build examples for a single sentence. Returns a list of examples.
See Core/ExampleUtils for example format.
"""
examples = []
exampleIndex = 0
for documentSentence in documentSentences:
if documentSentence.sentenceGraph != None:
documentSentence.sentenceGraph.undirected = documentSentence.sentenceGraph.dependencyGraph.toUndirected(
)
documentSentence.triggerFeatureBuilder = TriggerFeatureBuilder(
self.featureSet)
documentSentence.triggerFeatureBuilder.useNonNameEntities = True
documentSentence.triggerFeatureBuilder.initSentence(
documentSentence.sentenceGraph)
# Generate examples based on interactions between entities or interactions between tokens
maxDistance = 1
for sentence1Index in range(len(documentSentences)):
sentence1 = documentSentences[sentence1Index]
if sentence1.sentenceGraph == None:
continue
for sentence2Index in range(
sentence1Index + 1,
min(sentence1Index + 1 + maxDistance,
len(documentSentences))):
sentence2 = documentSentences[sentence2Index]
if sentence2.sentenceGraph == None:
continue
if "entities" in self.styles:
loopRange1 = len(sentence1.sentenceGraph.entities)
loopRange2 = len(sentence2.sentenceGraph.entities)
else:
loopRange = len(sentenceGraph.tokens)
for i in range(loopRange1):
for j in range(loopRange2):
eI = None
eJ = None
if "entities" in self.styles:
eI = sentence1.sentenceGraph.entities[i]
eJ = sentence2.sentenceGraph.entities[j]
tI = sentence1.sentenceGraph.entityHeadTokenByEntity[
eI]
tJ = sentence2.sentenceGraph.entityHeadTokenByEntity[
eJ]
#if "no_ne_interactions" in self.styles and eI.get("isName") == "True" and eJ.get("isName") == "True":
# continue
if eI.get("type") == "neg" or eJ.get(
"type") == "neg":
continue
else:
tI = sentenceGraph.tokens[i]
tJ = sentenceGraph.tokens[j]
# only consider paths between entities (NOTE! entities, not only named entities)
if "headsOnly" in self.styles:
if (len(sentenceGraph.tokenIsEntityHead[tI])
== 0) or (len(
sentenceGraph.tokenIsEntityHead[tJ])
== 0):
continue
if "directed" in self.styles:
# define forward
if "entities" in self.styles:
categoryName = self.getCategoryName(
sentence1, sentence2, eI, eJ, True)
else:
categoryName = self.getCategoryNameFromTokens(
sentenceGraph, tI, tJ, True)
# make forward
self.exampleStats.beginExample(categoryName)
makeExample = True
if ("co_limits" in self.styles
) and not self.isPotentialCOInteraction(
eI, eJ):
makeExample = False
self.exampleStats.filter("co_limits")
if makeExample:
examples.append(
self.buildExample(sentence1, sentence2,
categoryName,
exampleIndex, eI, eJ))
exampleIndex += 1
self.exampleStats.endExample()
# define reverse
if "entities" in self.styles:
categoryName = self.getCategoryName(
sentence2, sentence1, eJ, eI, True)
else:
categoryName = self.getCategoryNameFromTokens(
sentenceGraph, tJ, tI, True)
# make reverse
self.exampleStats.beginExample(categoryName)
makeExample = True
if ("co_limits" in self.styles
) and not self.isPotentialCOInteraction(
eJ, eI):
makeExample = False
self.exampleStats.filter("co_limits")
if makeExample:
examples.append(
self.buildExample(sentence2, sentence1,
categoryName,
exampleIndex, eJ, eI))
exampleIndex += 1
self.exampleStats.endExample()
else:
if "entities" in self.styles:
categoryName = self.getCategoryName(
sentenceGraph, eI, eJ, False)
else:
categoryName = self.getCategoryNameFromTokens(
sentenceGraph, tI, tJ, False)
self.exampleStats.beginExample(categoryName)
forwardExample = self.buildExample(
tI, tJ, paths, sentenceGraph, categoryName,
exampleIndex, eI, eJ)
if not "graph_kernel" in self.styles:
reverseExample = self.buildExample(
tJ, tI, paths, sentenceGraph, categoryName,
exampleIndex, eJ, eI)
forwardExample[2].update(reverseExample[2])
examples.append(forwardExample)
exampleIndex += 1
self.exampleStats.endExample()
return examples
class EntityRelationExampleBuilder(ExampleBuilder):
"""
BioNLP'11 REL subtask examples
"""
def __init__(self, style=["typed","directed","headsOnly"], featureSet=None, classSet=None):
if featureSet == None:
featureSet = IdSet()
if classSet == None:
classSet = IdSet(1)
else:
classSet = classSet
assert( classSet.getId("neg") == 1 )
ExampleBuilder.__init__(self, classSet=classSet, featureSet=featureSet)
self.styles = style
self.multiEdgeFeatureBuilder = MultiEdgeFeatureBuilder(self.featureSet)
#if "noAnnType" in self.styles:
self.multiEdgeFeatureBuilder.noAnnType = True
#if "noMasking" in self.styles:
self.multiEdgeFeatureBuilder.maskNamedEntities = False
#if "maxFeatures" in self.styles:
self.multiEdgeFeatureBuilder.maximum = True
self.triggerFeatureBuilder = TriggerFeatureBuilder(self.featureSet)
self.triggerFeatureBuilder.useNonNameEntities = False
@classmethod
def run(cls, input, output, parse, tokenization, style, idFileTag=None):
"""
An interface for running the example builder without needing to create a class
"""
classSet, featureSet = cls.getIdSets(idFileTag)
if style != None:
e = EntityRelationExampleBuilder(style=style, classSet=classSet, featureSet=featureSet)
else:
e = EntityRelationExampleBuilder(classSet=classSet, featureSet=featureSet)
sentences = cls.getSentences(input, parse, tokenization)
e.buildExamplesForSentences(sentences, output, idFileTag)
def getCategoryNameFromTokens(self, sentenceGraph, t1, t2, directed=True):
"""
Example class. Multiple overlapping edges create a merged type.
"""
types = set()
intEdges = sentenceGraph.interactionGraph.getEdges(t1, t2)
if (not directed):
intEdges = intEdges + sentenceGraph.interactionGraph.getEdges(t2, t1)
for intEdge in intEdges:
types.add(intEdge[2].get("type"))
types = list(types)
types.sort()
categoryName = ""
for name in types:
if categoryName != "":
categoryName += "---"
categoryName += name
if categoryName != "":
return categoryName
else:
return "neg"
# def isPotentialTargetEntityHead(self, namedEntityToken, token):
# if token.get("POS") in ["CD","JJ","NN","NNS","RB"]:
# return True
# else:
# return False
def buildExamples(self, sentenceGraph):
"""
Build examples for a single sentence. Returns a list of examples.
See Core/ExampleUtils for example format.
"""
examples = []
exampleIndex = 0
if "trigger_features" in self.styles:
self.triggerFeatureBuilder.initSentence(sentenceGraph)
undirectedDepGraph = sentenceGraph.dependencyGraph.toUndirected()
namedEntities = []
for entity in sentenceGraph.entities:
if entity.get("isName") == "True":
namedEntities.append(entity)
potentialTargetEntities = {}
for i in range(len(sentenceGraph.tokens)):
potentialTargetEntities[i] = sentenceGraph.tokens[i].get("POS") in ["CD","JJ","NN","NNS","RB"]
for namedEntity in namedEntities:
for i in range(len(sentenceGraph.tokens)):
if not potentialTargetEntities[i]:
continue
namedEntityToken = sentenceGraph.entityHeadTokenByEntity[namedEntity]
token = sentenceGraph.tokens[i]
categoryName = self.getCategoryNameFromTokens(sentenceGraph, namedEntityToken, token, True)
#if (not "genia_limits" in self.styles) or self.isPotentialRelation(namedEntityToken, token):
examples.append( self.buildExample(entity, i, undirectedDepGraph, sentenceGraph, categoryName, exampleIndex) )
exampleIndex += 1
return examples
def buildExample(self, namedEntity, tokenIndex, undirectedDepGraph, sentenceGraph, categoryName, exampleIndex):
"""
Build a single directed example for the potential edge between token1 and token2
"""
namedEntityToken = sentenceGraph.entityHeadTokenByEntity[namedEntity]
token = sentenceGraph.tokens[tokenIndex]
# define features
features = {}
paths = undirectedDepGraph.getPaths(namedEntityToken, token)
if len(paths) > 0:
path = paths[0]
else:
path = [namedEntityToken, token]
if "trigger_features" in self.styles:
self.triggerFeatureBuilder.setFeatureVector(features)
self.triggerFeatureBuilder.tag = "trg1_"
self.triggerFeatureBuilder.buildFeatures(namedEntityToken)
self.triggerFeatureBuilder.tag = "trg2_"
self.triggerFeatureBuilder.buildFeatures(token)
self.triggerFeatureBuilder.setFeatureVector(None)
if not "no_dependency" in self.styles:
#print "Dep features"
self.multiEdgeFeatureBuilder.setFeatureVector(features, None, None)
#self.multiEdgeFeatureBuilder.buildStructureFeatures(sentenceGraph, paths) # remove for fast
if not "disable_entity_features" in self.styles:
self.multiEdgeFeatureBuilder.buildEntityFeatures(sentenceGraph)
self.multiEdgeFeatureBuilder.buildPathLengthFeatures(path)
if not "disable_terminus_features" in self.styles:
self.multiEdgeFeatureBuilder.buildTerminusTokenFeatures(path, sentenceGraph) # remove for fast
if not "disable_single_element_features" in self.styles:
self.multiEdgeFeatureBuilder.buildSingleElementFeatures(path, sentenceGraph)
if not "disable_ngram_features" in self.styles:
#print "NGrams"
self.multiEdgeFeatureBuilder.buildPathGrams(2, path, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(3, path, sentenceGraph) # remove for fast
self.multiEdgeFeatureBuilder.buildPathGrams(4, path, sentenceGraph) # remove for fast
#self.buildEdgeCombinations(path, edges, sentenceGraph, features) # remove for fast
#if edges != None:
# self.multiEdgeFeatureBuilder.buildTerminusFeatures(path[0], edges[0][1]+edges[1][0], "t1", sentenceGraph) # remove for fast
# self.multiEdgeFeatureBuilder.buildTerminusFeatures(path[-1], edges[len(path)-1][len(path)-2]+edges[len(path)-2][len(path)-1], "t2", sentenceGraph) # remove for fast
if not "disable_path_edge_features" in self.styles:
self.multiEdgeFeatureBuilder.buildPathEdgeFeatures(path, sentenceGraph)
self.multiEdgeFeatureBuilder.buildSentenceFeatures(sentenceGraph)
self.multiEdgeFeatureBuilder.setFeatureVector(None)
if not "no_linear" in self.styles:
self.tokenFeatureBuilder.setFeatureVector(features)
for i in range(len(sentenceGraph.tokens)):
if sentenceGraph.tokens[i] == token1:
token1Index = i
if sentenceGraph.tokens[i] == token2:
token2Index = i
linearPreTag = "linfw_"
if token1Index > token2Index:
token1Index, token2Index = token2Index, token1Index
linearPreTag = "linrv_"
self.tokenFeatureBuilder.buildLinearOrderFeatures(token1Index, sentenceGraph, 2, 2, preTag="linTok1")
self.tokenFeatureBuilder.buildLinearOrderFeatures(token2Index, sentenceGraph, 2, 2, preTag="linTok2")
# Before, middle, after
# self.tokenFeatureBuilder.buildTokenGrams(0, token1Index-1, sentenceGraph, "bf")
# self.tokenFeatureBuilder.buildTokenGrams(token1Index+1, token2Index-1, sentenceGraph, "bw")
# self.tokenFeatureBuilder.buildTokenGrams(token2Index+1, len(sentenceGraph.tokens)-1, sentenceGraph, "af")
# before-middle, middle, middle-after
# self.tokenFeatureBuilder.buildTokenGrams(0, token2Index-1, sentenceGraph, linearPreTag+"bf", max=2)
# self.tokenFeatureBuilder.buildTokenGrams(token1Index+1, token2Index-1, sentenceGraph, linearPreTag+"bw", max=2)
# self.tokenFeatureBuilder.buildTokenGrams(token1Index+1, len(sentenceGraph.tokens)-1, sentenceGraph, linearPreTag+"af", max=2)
self.tokenFeatureBuilder.setFeatureVector(None)
# define extra attributes
extra = {"xtype":"entRel","type":"i","t1":namedEntityToken.get("id"),"t2":token.get("id")}
extra["e1"] = namedEntity.get("id")
# list gold entities in extra, if present
e2s = set()
for entity in sentenceGraph.tokenIsEntityHead[token]:
e2s.add(entity.get("id"))
if len(e2s) != 0:
extra["e2"] = ",".join(sorted(e2s))
else:
extra["e2"] = "None"
extra["categoryName"] = categoryName
sentenceOrigId = sentenceGraph.sentenceElement.get("origId")
if sentenceOrigId != None:
extra["SOID"] = sentenceOrigId
# make example
category = self.classSet.getId(categoryName)
return (sentenceGraph.getSentenceId()+".x"+str(exampleIndex),category,features,extra)