def __init__(self,
inpemb,
encdim=100,
scadim=100,
maskid=0,
bidir=False,
scalayers=1,
enclayers=1,
outdim=100,
**kw):
super(CustomSeq2Pair, self).__init__(**kw)
self.tosca = SimpleSeq2Sca(inpemb=inpemb,
inpembdim=inpemb.outdim,
innerdim=scadim,
maskid=maskid,
bidir=bidir,
layers=scalayers)
self.subjenc = SimpleSeq2Vec(inpemb=inpemb,
inpembdim=inpemb.outdim,
innerdim=encdim,
maskid=maskid,
bidir=bidir,
layers=enclayers)
self.predenc = SimpleSeq2Vec(inpemb=inpemb,
inpembdim=inpemb.outdim,
innerdim=encdim,
maskid=maskid,
bidir=bidir,
layers=enclayers)
self.subjmd = MatDot(self.subjenc.outdim, outdim)
self.predmd = MatDot(self.predenc.outdim, outdim)
def setUp(self):
enc = SimpleSeq2Vec(indim=100, inpembdim=10, innerdim=20)
x = np.random.randint(0, 100, (33, 5))
o = enc.autobuild(x)
self.o = o[1][0]
m = MatchScore(enc, enc)
mo = m.autobuild(x, x)
self.mo = mo[1][0]
def test_mask(self):
np.random.seed(1337)
enc = SimpleSeq2Vec(indim=100, inpembdim=10, innerdim=4, maskid=-1, layers=2).all_outputs()
x = np.random.randint(0, 100, (33, 5))
maskr = np.random.randint(1, x.shape[1], (x.shape[0],))
for i in range(x.shape[0]):
x[i, maskr[i]:] = -1
pred = enc.predict(x)
print maskr
print x
print pred
print pred.shape
def test_auto_mask_within_seq2vec(self):
Glove.defaultpath = "../../../data/glove/miniglove.%dd.txt"
batsize = 11
seqlen = 3
seqblank = 2
wordlen = 3
wordblank = 2
numchars = 20
numwords = 100
encdim = 4
embdim = 50
innerdim = 2
worddata = np.random.randint(0, numwords, (batsize, seqlen, 1))
worddatablank = np.zeros((batsize, seqblank, 1)).astype("int32") - 1
worddata = np.concatenate([worddata, worddatablank], axis=1)
chardata = np.random.randint(0, numchars, (batsize, seqlen, wordlen))
charblank = np.zeros((batsize, seqlen, wordblank)).astype("int32") - 1
chardata = np.concatenate([chardata, charblank], axis=2)
charblankblank = np.zeros(
(batsize, seqblank, wordlen + wordblank)).astype("int32") - 1
chardata = np.concatenate([chardata, charblankblank], axis=1)
data = np.concatenate([worddata, chardata], axis=2)
wordemb = WordEncoderPlusGlove(numchars=numchars,
numwords=numwords,
encdim=encdim,
embdim=embdim,
maskid=-1,
embtrainfrac=0)
rnn, lastdim = SimpleSeq2Vec.makernu(embdim + encdim,
innerdim,
bidir=False)
enc = Seq2Vec(wordemb, rnn, maskid=-1)
enc.enc.with_outputs()
finalpred, pred = enc.predict(data)
#print pred.shape, finalpred.shape
#print pred[0], finalpred[0]
i = 1
while i < pred.shape[1]:
self.assertEqual(np.allclose(pred[:, i - 1, :], pred[:, i, :]),
i >= seqlen)
i += 1
def run(epochs=50,
numbats=25,
lr=0.1,
layers=1,
embdim=100,
encdim=200,
bidir=False,
mode="wordchar", # "char" or "word" or "wordchar"
maxlen=75,
maxwordlen=15,
):
maskid = -1
(traindata, traingold), (testdata, testgold), dic = \
readdata("../../../data/hatespeech/train.csv",
"../../../data/hatespeech/test.csv",
masksym=maskid, mode=mode, maxlen=maxlen)
# data stats
print "class distribution in train: {}% positive".format(np.sum(traingold)*1. / np.sum(np.ones_like(traingold)))
print "class distribution in test: {}% positive".format(np.sum(testgold)*1. / np.sum(np.ones_like(testgold)))
inpemb = VectorEmbed(indim=len(dic), dim=embdim)
encdim = [encdim] * layers
if mode == "wordchar":
enc = WordCharSentEnc(charemb=inpemb, charinnerdim=embdim,
wordemb=False, wordinnerdim=encdim,
maskid=maskid, bidir=bidir)
else:
enc = SimpleSeq2Vec(inpemb=inpemb, innerdim=encdim, maskid=maskid, bidir=bidir)
m = SMOWrap(enc, outdim=2, nobias=True)
#print enc.predict(traindata[:5, :])
m = m.train([traindata], traingold)\
.adadelta(lr=lr).grad_total_norm(1.0)\
.cross_entropy().split_validate(6, random=True).cross_entropy().accuracy()\
.train(numbats=numbats, epochs=epochs)
m.save("hatemodel.{}.Emb{}D.Enc{}D.{}L.model".format(mode, embdim, encdim, layers))
def test_auto_mask_within_seq2vec(self):
Glove.defaultpath = "../../../data/glove/miniglove.%dd.txt"
batsize = 11
seqlen = 3
seqblank = 2
wordlen = 3
wordblank = 2
numchars = 20
numwords = 100
encdim = 4
embdim = 50
innerdim = 2
worddata = np.random.randint(0, numwords, (batsize, seqlen, 1))
worddatablank = np.zeros((batsize, seqblank, 1)).astype("int32") - 1
worddata = np.concatenate([worddata, worddatablank], axis=1)
chardata = np.random.randint(0, numchars, (batsize, seqlen, wordlen))
charblank = np.zeros((batsize, seqlen, wordblank)).astype("int32") - 1
chardata = np.concatenate([chardata, charblank], axis=2)
charblankblank = np.zeros((batsize, seqblank, wordlen+wordblank)).astype("int32") - 1
chardata = np.concatenate([chardata, charblankblank], axis=1)
data = np.concatenate([worddata, chardata], axis=2)
wordemb = WordEncoderPlusGlove(numchars=numchars, numwords=numwords, encdim=encdim, embdim=embdim,
maskid=-1,
embtrainfrac=0)
rnn, lastdim = SimpleSeq2Vec.makernu(embdim + encdim, innerdim, bidir=False)
enc = Seq2Vec(wordemb, rnn, maskid=-1)
enc.enc.with_outputs
finalpred, pred = enc.predict(data)
#print pred.shape, finalpred.shape
#print pred[0], finalpred[0]
i = 1
while i < pred.shape[1]:
self.assertEqual(np.allclose(pred[:, i-1, :], pred[:, i, :]), i >= seqlen)
i += 1
def run(
epochs=10,
numbats=100,
numsam=10000,
lr=0.1,
datap="../../../data/simplequestions/datamat.char.pkl",
innerdim=200,
wreg=0.00005,
bidir=False,
keepmincount=5,
mem=False,
sameenc=False,
memaddr="dot",
memattdim=100,
membidir=False,
memlayers=1,
memmaxwords=5,
memmaxchars=20,
layers=1,
):
(traindata, traingold), (validdata, validgold), (testdata, testgold), chardic, entdic\
= readdata(datap)
if mem:
memdata = getcharmemdata(entdic,
chardic,
maxwords=memmaxwords,
maxchar=memmaxchars)
print traindata.shape, testdata.shape
numchars = max(chardic.values()) + 1
numrels = max(entdic.values()) + 1
print numchars, numrels
if bidir:
encinnerdim = [innerdim / 2] * layers
else:
encinnerdim = [innerdim] * layers
enc = SimpleSeq2Vec(indim=numchars,
inpembdim=None,
innerdim=encinnerdim,
maskid=-1,
bidir=bidir)
if mem:
if membidir:
innerdim = [innerdim / 2] * memlayers
else:
innerdim = [innerdim] * memlayers
memindim = numchars
memenc = SimpleSeq2Vec(indim=memindim,
inpembdim=None,
innerdim=innerdim,
maskid=-1,
bidir=membidir)
if memaddr is None or memaddr == "dot":
memaddr = DotMemAddr
elif memaddr == "lin":
memaddr = LinearGateMemAddr
dec = MemVec2Idx(memenc,
memdata,
memdim=innerdim,
memaddr=memaddr,
memattdim=memattdim)
else:
dec = SimpleVec2Idx(indim=innerdim, outdim=numrels)
m = Seq2Idx(enc, dec)
m = m.train([traindata], traingold).adagrad(lr=lr).l2(wreg).grad_total_norm(1.0).cross_entropy()\
.validate_on([validdata], validgold).accuracy().cross_entropy().takebest()\
.train(numbats=numbats, epochs=epochs)
pred = m.predict(testdata)
print pred.shape
evalres = evaluate(np.argmax(pred, axis=1), testgold)
print str(evalres) + "%"
def run(
epochs=10,
numbats=100,
negrate=1,
lr=0.1,
datap="../../../data/simplequestions/datamat.word.mem.fb2m.pkl",
embdim=100,
innerdim=200,
wreg=0.00005,
bidir=False,
mem=False,
membidir=False,
memlayers=1,
layers=1,
testfirst=False,
rankingloss=False,
rlmargin=1.,
charlevel=False,
pool=False,
resultsave=False,
resultsavep="subjdetns.res.pkl",
):
tt = ticktock("script")
tt.tick()
(traindata, traingold), (validdata, validgold), (testdata, testgold), \
worddic, entdic, entmat\
= readdata(datap, charlevel)
print entmat.shape
print traindata.shape, traingold.shape, testdata.shape, testgold.shape
tt.tock("data loaded")
# *data: matrix of word ids (-1 filler), example per row
# *gold: vector of true entity ids
# entmat: matrix of word ids (-1 filler), entity label per row, indexes according to *gold
# *dic: from word/ent-fbid to integer id, as used in data
numwords = max(worddic.values()) + 1
numents = max(entdic.values()) + 1
print "%d words, %d entities" % (numwords, numents)
if bidir:
encinnerdim = [innerdim / 2] * layers
else:
encinnerdim = [innerdim] * layers
# question representation:
# encodes question sequence to vector
# let's try to embed chars too <-- embdim = None if charlevel else embdim
qenc = SimpleSeq2Vec(indim=numwords,
inpembdim=embdim,
innerdim=encinnerdim,
maskid=-1,
bidir=bidir,
pool=pool)
# entity representation:
if mem:
# encodes label to vector
if membidir:
innerdim = [innerdim / 2] * memlayers
else:
innerdim = [innerdim] * memlayers
memembdim = embdim
#embed chars too <-- meminpemb = None if charlevel else qenc.inpemb # share embeddings
#memembdim = None if charlevel else memembdim
meminpemb = qenc.inpemb # also chars are embedded and embeddings are always shared
lenc = SimpleSeq2Vec(indim=numwords,
inpembdim=memembdim,
inpemb=meminpemb,
innerdim=innerdim,
maskid=-1,
bidir=membidir)
else:
# embeds entity id to vector
lenc = VectorEmbed(indim=numents, dim=innerdim)
# question-entity score computation:
scorer = MatchScore(qenc, lenc) # batched dot
# trainer config preparation
class PreProcf(object):
def __init__(self, entmat):
self.em = Val(entmat) # entmat: idx[word]^(numents, len(ent.name))
def __call__(self, datas, gold): # gold: idx^(batsize, )
return (datas, self.em[gold, :]), {}
class NegIdxGen(object):
def __init__(self, rng):
self.min = 0
self.max = rng
def __call__(self, datas, gold): # gold: idx^(batsize,)
return datas, np.random.randint(self.min, self.max,
gold.shape).astype("int32")
if testfirst:
eval = SubjRankEval(scorer,
worddic=worddic,
entdic=entdic,
metrics=[ClassAccuracy(),
RecallAt(5)])
evalres = eval.eval(testdata, testgold, transform=PreProcf(entmat))
for e in evalres:
print e
tt.msg("tested dummy")
sys.exit()
#embed()
# trainer config and training
obj = lambda p, n: n - p
if rankingloss:
obj = lambda p, n: (n - p + rlmargin).clip(0, np.infty)
nscorer = scorer.nstrain([traindata, traingold]).transform(PreProcf(entmat))\
.negsamplegen(NegIdxGen(numents)).negrate(negrate).objective(obj)\
.adagrad(lr=lr).l2(wreg).grad_total_norm(1.0)\
.validate_on([validdata, validgold])\
.train(numbats=numbats, epochs=epochs)
# evaluation
eval = SubjRankEval(scorer,
worddic=worddic,
entdic=entdic,
metrics=[
ClassAccuracy(),
RecallAt(1),
RecallAt(2),
RecallAt(5),
RecallAt(10)
])
evalres = eval.eval(testdata,
testgold,
transform=PreProcf(entmat),
savep=None if not resultsave else resultsavep)
for evalre in evalres:
print evalre
def run(epochs=10,
numbats=100,
numsam=10000,
lr=0.1,
datap="../../../data/simplequestions/datamat.wordchar.pkl",
embdim=50,
encdim=50,
innerdim=200,
wreg=0.00005,
bidir=False,
keepmincount=5,
sameenc=False,
memaddr="dot",
memattdim=100,
layers=1,
embtrainfrac=0.0,
mem=False,
membidir=False,
memlayers=1,
sharedwordenc=False):
""" Memory match-based glove-based word-level relation classification """
(traindata, traingold), (validdata, validgold), (testdata, testgold), worddic, chardic, entdic\
= readdata(datap)
# get words from relation names, update word dic
memdata = getmemdata(entdic, worddic, chardic)
# get glove and transform word mats to glove index space
d2g, newdic, glove = getdic2glove(worddic,
dim=embdim,
trainfrac=embtrainfrac)
traindata, validdata, testdata, memdata = \
[np.concatenate([np.vectorize(d2g)(x[..., 0]).reshape(x.shape[:2] + (1,)), x[..., 1:]], axis=2)
for x in [traindata, validdata, testdata, memdata]]
print traindata.shape, testdata.shape
#embed()
numwords = max(worddic.values()) + 1 # don't use this, use glove
numchars = max(chardic.values()) + 1
numrels = max(entdic.values()) + 1
if bidir:
encinnerdim = [innerdim / 2] * layers
else:
encinnerdim = [innerdim] * layers
wordemb = WordEncoderPlusGlove(numchars=numchars,
encdim=encdim,
embdim=embdim,
maskid=-1,
embtrainfrac=embtrainfrac)
rnn, lastdim = SimpleSeq2Vec.makernu(embdim + encdim,
encinnerdim,
bidir=bidir)
enc = Seq2Vec(wordemb, rnn, maskid=-1)
if mem:
memembdim = embdim
memencdim = encdim
if membidir:
innerdim = [innerdim / 2] * memlayers
else:
innerdim = [innerdim] * memlayers
if not sharedwordenc:
memwordemb = WordEncoderPlusGlove(numchars=numchars,
encdim=encdim,
embdim=embdim,
maskid=-1,
embtrainfrac=embtrainfrac)
else:
memwordemb = wordemb
memrnn, memlastdim = SimpleSeq2Vec.makernu(memembdim + memencdim,
innerdim,
bidir=membidir)
memenc = Seq2Vec(memwordemb, memrnn, maskid=-1)
if memaddr is None or memaddr == "dot":
memaddr = DotMemAddr
elif memaddr == "lin":
memaddr = LinearGateMemAddr
dec = MemVec2Idx(memenc,
memdata,
memdim=innerdim,
memaddr=memaddr,
memattdim=memattdim)
else:
dec = SimpleVec2Idx(indim=innerdim, outdim=numrels)
m = Seq2Idx(enc, dec)
m = m.train([traindata], traingold).adagrad(lr=lr).l2(wreg).grad_total_norm(1.0).cross_entropy()\
.validate_on([validdata], validgold).accuracy().cross_entropy().takebest()\
.train(numbats=numbats, epochs=epochs)
pred = m.predict(testdata)
print pred.shape
evalres = evaluate(np.argmax(pred, axis=1), testgold)
print str(evalres) + "%"
def run(
epochs=50,
mode="char", # "char" or "word" or "charword"
numbats=1000,
lr=0.1,
wreg=0.000001,
bidir=False,
layers=1,
encdim=200,
decdim=200,
embdim=100,
negrate=1,
margin=1.,
hingeloss=False,
debug=False,
preeval=False,
sumhingeloss=False,
checkdata=False, # starts interactive shell for data inspection
printpreds=False,
subjpred=False,
predpred=False,
specemb=-1,
usetypes=False,
evalsplits=50,
cosine=False,
loadmodel=False,
):
if debug: # debug settings
sumhingeloss = True
numbats = 10
lr = 0.02
epochs = 10
printpreds = True
whatpred = "all"
if whatpred == "pred":
predpred = True
elif whatpred == "subj":
subjpred = True
preeval = True
#specemb = 100
margin = 1.
evalsplits = 1
#usetypes=True
#mode = "charword"
#checkdata = True
# load the right file
maskid = -1
tt = ticktock("script")
specids = specemb > 0
tt.tick()
(traindata, traingold), (validdata, validgold), (testdata, testgold), \
worddic, entdic, entmat, relstarts, canids, wordmat, chardic\
= readdata(mode, testcans="testcans.pkl", debug=debug, specids=True,
usetypes=usetypes, maskid=maskid)
entmat = entmat.astype("int32")
if checkdata:
rwd = {v: k for k, v in worddic.items()}
red = {v: k for k, v in entdic.items()}
def p(xids):
return (" " if mode == "word" else "").join(
[rwd[xid] if xid > -1 else "" for xid in xids])
embed()
print traindata.shape, traingold.shape, testdata.shape, testgold.shape
tt.tock("data loaded")
numwords = max(worddic.values()) + 1
numents = max(entdic.values()) + 1
print "%d words, %d entities" % (numwords, numents)
if bidir:
encinnerdim = [encdim / 2] * layers
else:
encinnerdim = [encdim] * layers
memembdim = embdim
memlayers = layers
membidir = bidir
if membidir:
decinnerdim = [decdim / 2] * memlayers
else:
decinnerdim = [decdim] * memlayers
emb = VectorEmbed(numwords, embdim)
subjenc = EntEnc(
SimpleSeq2Vec(invocsize=numwords,
inpembdim=embdim,
innerdim=decinnerdim,
maskid=maskid,
bidir=membidir))
numentembs = len(np.unique(entmat[:, 0]))
repsplit = entmat[relstarts, 0]
if specids: # include vectorembedder
subjenc = EntEmbEnc(subjenc, numentembs, specemb)
predenc = VectorEmbed(indim=numents - relstarts + 1,
dim=subjenc.outdim,
init="zero")
entenc = CustomEntEnc(subjenc, predenc, repsplit)
inpenc = CustomSeq2Pair(inpemb=emb,
encdim=encinnerdim,
scadim=encinnerdim,
enclayers=layers,
scalayers=layers,
bidir=bidir,
maskid=maskid,
outdim=subjenc.outdim)
# adjust params for enc/dec construction
# encinnerdim[-1] += specemb
# innerdim[-1] += specemb
dist = DotDistance() if not cosine else CosineDistance()
scorerkwargs = {"argproc": lambda x, y: ((x, ), (y, )), "scorer": dist}
if sumhingeloss:
scorerkwargs["aggregator"] = lambda x: x # no aggregation of scores
scorer = SeqMatchScore(inpenc, entenc, **scorerkwargs)
class PreProc(object):
def __init__(self, entmat, wordmat=None):
self.f = PreProcE(entmat)
self.w = PreProcL(wordmat) if wordmat is not None else wordmat
def __call__(self, encdata, decgold): # gold: idx^(batsize, seqlen)
if self.w is not None:
encdata = self.w(encdata)[0][0]
if self.f is not None:
decgold = self.f(decgold)[0][0]
return (encdata, decgold), {}
class PreProcE(object):
def __init__(self, entmat):
self.em = Val(entmat)
def __call__(self, x):
ret = self.em[x]
return (ret, ), {}
class PreProcL(object):
def __init__(self, wordmat):
self.em = Val(wordmat)
def __call__(self, x):
ret = self.em[x]
return (ret, ), {}
transf = PreProc(entmat)
class NegIdxGen(object):
def __init__(self, rng, midsplit):
self.min = 0
self.max = rng
self.midsplit = midsplit
def __call__(self, datas, gold):
entrand = np.random.randint(self.min, self.midsplit,
(gold.shape[0], 1))
relrand = np.random.randint(self.midsplit, self.max,
(gold.shape[0], 1))
ret = np.concatenate([entrand, relrand], axis=1)
return datas, ret.astype("int32")
#embed()
obj = lambda p, n: n - p
if hingeloss:
obj = lambda p, n: (n - p + margin).clip(0, np.infty)
if sumhingeloss: #
obj = lambda p, n: T.sum((n - p + margin).clip(0, np.infty), axis=1)
# embed()
# eval
if preeval:
tt.tick("pre-evaluating")
s = CustomRankSearch(inpenc,
entenc,
scorer.s,
scorer.agg,
relstarts=relstarts)
eval = FullRankEval()
pred, scores = s.search(testdata,
testgold.shape[1],
candata=entmat,
canids=canids,
split=evalsplits,
transform=transf.f,
debug=printpreds)
evalres = eval.eval(pred, testgold, debug=debug)
for k, evalre in evalres.items():
print("{}:\t{}".format(k, evalre))
tt.tock("pre-evaluated")
if not loadmodel:
tt.tick("training")
nscorer = scorer.nstrain([traindata, traingold]).transform(transf) \
.negsamplegen(NegIdxGen(numents, relstarts)).negrate(negrate).objective(obj) \
.adagrad(lr=lr).l2(wreg).grad_total_norm(1.0) \
.validate_on([validdata, validgold]) \
.train(numbats=numbats, epochs=epochs)
tt.tock("trained")
scorer.save("customfullrank.scorer.save")
else:
scorer = SeqMatchScore.load("customfullrank.scorer.save")
# eval
tt.tick("evaluating")
s = CustomRankSearch(inpenc,
entenc,
scorer.s,
scorer.agg,
relstarts=relstarts)
eval = FullRankEval()
pred, scores = s.search(testdata,
testgold.shape[1],
candata=entmat,
canids=canids,
split=evalsplits,
transform=transf.f,
debug=printpreds)
if printpreds:
print pred
debugarg = "subj" if subjpred else "pred" if predpred else False
evalres = eval.eval(pred, testgold, debug=debugarg)
for k, evalre in evalres.items():
print("{}:\t{}".format(k, evalre))
tt.tock("evaluated")
# save
basename = os.path.splitext(os.path.basename(__file__))[0]
dirname = basename + ".results"
if not os.path.exists(dirname):
os.makedirs(dirname)
savenamegen = lambda i: "{}/{}.res".format(dirname, i)
savename = None
for i in xrange(1000):
savename = savenamegen(i)
if not os.path.exists(savename):
break
savename = None
if savename is None:
raise Exception("exceeded number of saved results")
with open(savename, "w") as f:
f.write("{}\n".format(" ".join(sys.argv)))
for k, evalre in evalres.items():
f.write("{}:\t{}\n".format(k, evalre))
def run(
epochs=10,
numbats=100,
numsam=10000,
lr=0.1,
datap="../../../data/simplequestions/datamat.wordchar.pkl",
embdim=50,
encdim=50,
innerdim=200,
wreg=0.00005,
bidir=False,
keepmincount=5,
sameenc=False,
memaddr="dot",
memattdim=100,
layers=1,
embtrainfrac=0.0,
mem=False,
membidir=False,
memlayers=1,
sharedwordenc=False
):
""" Memory match-based glove-based word-level relation classification """
(traindata, traingold), (validdata, validgold), (testdata, testgold), worddic, chardic, entdic\
= readdata(datap)
# get words from relation names, update word dic
memdata = getmemdata(entdic, worddic, chardic)
# get glove and transform word mats to glove index space
d2g, newdic, glove = getdic2glove(worddic, dim=embdim, trainfrac=embtrainfrac)
traindata, validdata, testdata, memdata = \
[np.concatenate([np.vectorize(d2g)(x[..., 0]).reshape(x.shape[:2] + (1,)), x[..., 1:]], axis=2)
for x in [traindata, validdata, testdata, memdata]]
print traindata.shape, testdata.shape
#embed()
numwords = max(worddic.values()) + 1 # don't use this, use glove
numchars = max(chardic.values()) + 1
numrels = max(entdic.values()) + 1
if bidir:
encinnerdim = [innerdim/2]*layers
else:
encinnerdim = [innerdim]*layers
wordemb = WordEncoderPlusGlove(numchars=numchars, encdim=encdim, embdim=embdim, maskid=-1, embtrainfrac=embtrainfrac)
rnn, lastdim = SimpleSeq2Vec.makernu(embdim+encdim, encinnerdim, bidir=bidir)
enc = Seq2Vec(wordemb, rnn, maskid=-1)
if mem:
memembdim = embdim
memencdim = encdim
if membidir:
innerdim = [innerdim/2]*memlayers
else:
innerdim = [innerdim]*memlayers
if not sharedwordenc:
memwordemb = WordEncoderPlusGlove(numchars=numchars, encdim=encdim, embdim=embdim, maskid=-1,
embtrainfrac=embtrainfrac)
else:
memwordemb = wordemb
memrnn, memlastdim = SimpleSeq2Vec.makernu(memembdim+memencdim, innerdim, bidir=membidir)
memenc = Seq2Vec(memwordemb, memrnn, maskid=-1)
if memaddr is None or memaddr == "dot":
memaddr = DotMemAddr
elif memaddr == "lin":
memaddr = LinearGateMemAddr
dec = MemVec2Idx(memenc, memdata, memdim=innerdim, memaddr=memaddr, memattdim=memattdim)
else:
dec = SimpleVec2Idx(indim=innerdim, outdim=numrels)
m = Seq2Idx(enc, dec)
m = m.train([traindata], traingold).adagrad(lr=lr).l2(wreg).grad_total_norm(1.0).cross_entropy()\
.validate_on([validdata], validgold).accuracy().cross_entropy().takebest()\
.train(numbats=numbats, epochs=epochs)
pred = m.predict(testdata)
print pred.shape
evalres = evaluate(np.argmax(pred, axis=1), testgold)
print str(evalres) + "%"
def run(
epochs=50,
mode="char", # "char" or "word" or "charword"
numbats=1000,
lr=0.1,
wreg=0.000001,
bidir=False,
layers=1,
encdim=200,
decdim=200,
embdim=100,
negrate=1,
margin=1.,
hingeloss=False,
debug=False,
preeval=False,
sumhingeloss=False,
checkdata=False, # starts interactive shell for data inspection
printpreds=False,
subjpred=False,
predpred=False,
specemb=-1,
usetypes=False,
evalsplits=50,
cosine=False,
loadmodel=False,
):
if debug: # debug settings
hingeloss = True
numbats = 10
lr = 0.02
epochs = 1
printpreds = True
preeval = True
# specemb = 100
margin = 1.
evalsplits = 1
# usetypes=True
mode = "charword"
# checkdata = True
# load the right file
maskid = -1
tt = ticktock("script")
specids = specemb > 0
tt.tick()
(traindata, traingold), (validdata, validgold), (testdata, testgold), \
worddic, entdic, entmat, relstarts, canids, wordmat, chardic \
= readdata(mode, testcans="testcans.pkl", debug=debug, specids=True,
usetypes=usetypes, maskid=maskid)
entmat = entmat.astype("int32")
# transform for predpred
traingold = traingold[:, 1] - relstarts
validgold = validgold[:, 1] - relstarts
testgold = testgold[:, 1] - relstarts
if checkdata:
rwd = {v: k for k, v in worddic.items()}
red = {v: k for k, v in entdic.items()}
def p(xids):
return (" " if mode == "word" else "").join(
[rwd[xid] if xid > -1 else "" for xid in xids])
embed()
print traindata.shape, traingold.shape, testdata.shape, testgold.shape
tt.tock("data loaded")
numwords = max(worddic.values()) + 1
numents = max(entdic.values()) + 1
print "%d words, %d entities" % (numwords, numents)
if bidir:
encinnerdim = [encdim / 2] * layers
else:
encinnerdim = [encdim] * layers
memembdim = embdim
memlayers = layers
membidir = bidir
if membidir:
decinnerdim = [decdim / 2] * memlayers
else:
decinnerdim = [decdim] * memlayers
emb = VectorEmbed(numwords, embdim)
predemb = VectorEmbed(numents - relstarts + 1, decdim, init="uniform")
inpenc = SimpleSeq2Vec(inpemb=emb,
inpembdim=emb.outdim,
innerdim=encinnerdim,
maskid=maskid,
bidir=bidir,
layers=layers)
dist = DotDistance() if not cosine else CosineDistance()
scorerkwargs = {"argproc": lambda x, y: ((x, ), (y, )), "scorer": dist}
scorer = MatchScore(inpenc, predemb, **scorerkwargs)
class PreProc(object):
def __init__(self, entmat, wordmat=None):
self.f = PreProcE(entmat)
self.w = PreProcL(wordmat) if wordmat is not None else wordmat
def __call__(self, encdata, decgold): # gold: idx^(batsize, seqlen)
if self.w is not None:
encdata = self.w(encdata)[0][0]
if self.f is not None:
decgold = self.f(decgold)[0][0]
return (encdata, decgold), {}
class PreProcE(object):
def __init__(self, entmat):
self.em = Val(entmat)
def __call__(self, x):
ret = self.em[x]
return (ret, ), {}
class PreProcL(object):
def __init__(self, wordmat):
self.em = Val(wordmat)
def __call__(self, x):
ret = self.em[x]
return (ret, ), {}
transf = PreProc(entmat)
class NegIdxGen(object):
def __init__(self, rng):
self.min = 0
self.max = rng
def __call__(self, datas, gold):
predrand = np.random.randint(self.min, self.max, (gold.shape[0], ))
return datas, predrand.astype("int32")
# embed()
obj = lambda p, n: n - p
if hingeloss:
obj = lambda p, n: (n - p + margin).clip(0, np.infty)
tt.tick("training")
nscorer = scorer.nstrain([traindata, traingold]) \
.negsamplegen(NegIdxGen(numents - relstarts))\
.negrate(negrate).objective(obj) \
.adagrad(lr=lr).l2(wreg).grad_total_norm(1.0) \
.validate_on([validdata, validgold]) \
.train(numbats=numbats, epochs=epochs)
tt.tock("trained")
# eval
canids = np.arange(start=0, stop=numents - relstarts)
predembs = predemb.predict(canids) # (numrels, embdim)
tt.tick("evaluating")
predencs = inpenc.predict(testdata) # (batsize, embdim)
scores = np.zeros((predencs.shape[0], predembs.shape[0]))
for i in range(predencs.shape[0]):
scores[i, :] = \
scorer.s.predict(np.repeat(predencs[np.newaxis, i],
predembs.shape[0], axis=0),
predembs)
tt.progress(i, predencs.shape[0], live=True)
best = np.argmax(scores, axis=1)
sortedbest = [
sorted(zip(np.arange(scores.shape[1]), list(scores[i])),
reverse=True,
key=lambda (x, y): y) for i in range(scores.shape[0])
]
sortedbestmat = np.array([[x for (x, y) in z] for z in sortedbest],
dtype="int32")
# MRR
mrr = 0.0
for i in range(sortedbestmat.shape[1]):
mrr += np.sum(sortedbestmat[:, i] == testgold) * 1. / (i + 1)
mrr /= testgold.shape[0]
# Accuracy
accuracy = np.sum(best == testgold) * 1. / testgold.shape[0]
# R@X
def ratx(ratnum):
return rat(ratnum, sortedbestmat, testgold)
def rat(ratnum, sortedpred, gold):
acc = 0.0
for i in range(min(ratnum, sortedbestmat.shape[1])):
acc += 1.0 * np.sum(sortedpred[:, i] == gold)
acc /= testgold.shape[0]
return acc
print "Accuracy: {}%".format(accuracy * 100)
print "MRR: {}".format(mrr)
print "Recall: @10: {}%\t @50: {}%\t @100: {}%".format(
ratx(10) * 100,
ratx(50) * 100,
ratx(100) * 100)
embed()
tt.tock("evaluated")
def run(
epochs=10,
numbats=100,
negrate=1,
lr=0.1,
embdim=50,
encdim=50,
wreg=0.00005,
marginloss=False,
margin=1.,
cosine=False,
bidir=False,
):
tt = ticktock("script")
# get glove words
g = Glove(encdim)
words = g.D.keys()
maxwordlen = 0
for word in words:
maxwordlen = max(maxwordlen, len(word))
chars = set("".join(words))
chars.add(" ")
print "{} words, maxlen {}, {} characters in words".format(
len(words), maxwordlen, len(chars))
# get char word matrix
chardic = dict(zip(chars, range(len(chars))))
pickle.dump(chardic, open("glove2c2w.chardic.pkl", "w"))
charwordmat = -np.ones((len(words) + 1, maxwordlen), dtype="int32")
charwordmat[0, 0] = chardic[" "]
for i in range(0, len(words)):
word = words[i]
charwordmat[i + 1, :len(word)] = [chardic[x] for x in word]
print charwordmat[0]
# encode characters
cwenc = SimpleSeq2Vec(indim=len(chars),
inpembdim=embdim,
innerdim=encdim / 2 if bidir else encdim,
maskid=-1,
bidir=bidir)
dist = CosineDistance() if cosine else EuclideanDistance() #DotDistance()
print "using " + str(dist)
scorer = MatchScore(cwenc, g.block, scorer=dist)
'''
scorer.train([charwordmat, np.arange(len(words)+1)], np.ones((charwordmat.shape[0],), dtype="int32") * (-1 if cosine else 1))\
.linear_objective().adagrad(lr=lr).l2(wreg)\
.train(numbats=numbats, epochs=epochs)
#embed()
'''
class NegIdxGen(object):
def __init__(self, rng):
self.min = 0
self.max = rng
def __call__(self, datas, gold):
return datas, np.random.randint(self.min, self.max,
gold.shape).astype("int32")
if marginloss:
obj = lambda p, n: (n - p + margin).clip(0, np.infty)
else:
obj = lambda p, n: n - p
nscorer = scorer.nstrain([charwordmat, np.arange(len(words)+1)])\
.negsamplegen(NegIdxGen(len(words))).negrate(negrate)\
.objective(obj).adagrad(lr=lr).l2(wreg)\
.train(numbats=numbats, epochs=epochs)
cwenc.save("glove2c2w.block")
def run(epochs=50,
numbats=700,
lr=1.,
wreg=0.000001,
bidir=False,
layers=1,
embdim=200,
encdim=400,
decdim=400,
negrate=1,
margin=1.,
hingeloss=False,
debug=False,
checkdata=False,
predencode=False,
closenegsam=False,
glove=False,
atleastcan=0,
wordchar=False,
charencmode="rnn", # rnn or cnn
totalrandomtest=False,
rarewords=0,
):
maskid = -1
tt = ticktock("predpred")
tt.tick("loading data")
(traindata, traingold), (validdata, validgold), (testdata, testgold), \
worddic, entdic, entmat, testsubjsrels = readdata(wordchar=wordchar)
if closenegsam:
revsamplespace, revind = buildsamplespace(entmat, worddic)
tt.tock("data loaded")
if checkdata:
rwd = {v: k for k, v in worddic.items()}
red = {v: k for k, v in entdic.items()}
def pp(widxs):
print " ".join([rwd[x] if x in rwd else "" for x in widxs])
embed()
numwords = max(worddic.values()) + 1
numents = max(entdic.values()) + 1
if rarewords > 0:
rwd = {v: k for k, v in worddic.items()}
print "doing rare words"
trainwordcounts = getmatrixvaluecounts(traindata, entmat)
stwc = sorted(trainwordcounts.items(), key=lambda (x, y): y, reverse=True)
fstwc = filter(lambda (x, y): y > rarewords, stwc)
redwdic = dict(zip([rwd[k] for k, v in fstwc if k != maskid and k in rwd],
range(1, len(fstwc)+1)))
redwdic["<RARE>"] = 0
#embed()
if bidir:
encdim = [encdim / 2] * layers
else:
encdim = [encdim] * layers
# question-side model
if glove:
if rarewords > 0:
raise Exception("glove with rare words currently not supported")
wordemb = Glove(embdim).adapt(worddic)
else:
if rarewords > 0:
wordemb = WordEmb(dim=embdim, worddic=redwdic).adapt(worddic)
#embed()
else:
wordemb = WordEmb(dim=embdim, worddic=worddic)
if wordchar:
print "wordchar model"
numchars = 256
if charencmode == "cnn":
print "using CNN char encoder"
charenc = CNNSeqEncoder(indim=numchars, inpembdim=50, innerdim=[embdim]*2,
maskid=maskid, stride=1)
wordenc = RNNSeqEncoder(inpemb=False, inpembdim=wordemb.outdim+embdim,
innerdim=encdim, bidir=bidir).maskoptions(MaskMode.NONE)
question_enc = TwoLevelEncoder(l1enc=charenc, l2emb=wordemb,
l2enc=wordenc, maskid=maskid)
else:
question_enc = WordCharSentEnc(numchars=256, charembdim=50, charinnerdim=embdim,
wordemb=wordemb, wordinnerdim=encdim, maskid=maskid,
bidir=bidir)
else:
question_enc = SimpleSeq2Vec(inpemb=wordemb,
inpembdim=wordemb.outdim,
innerdim=encdim,
maskid=maskid,
bidir=bidir,
layers=layers)
# predicate-side model
if predencode:
predemb = MemVec(SimpleSeq2Vec(inpemb=wordemb,
inpembdim=wordemb.outdim,
innerdim=decdim,
maskid=maskid,
bidir=bidir,
layers=layers)
)
predemb.load(entmat)
"""
predemb = SimpleSeq2Vec(inpemb=wordemb,
inpembdim=wordemb.outdim,
innerdim=decdim,
maskid=maskid,
bidir=bidir,
layers=layers)
class PreProc(object):
def __init__(self, entmat):
self.f = PreProcE(entmat)
def __call__(self, encdata, decgold):
return (encdata, self.f(decgold)[0][0]), {}
class PreProcE(object):
def __init__(self, entmat):
self.em = Val(entmat)
def __call__(self, x):
return (self.em[x],), {}
transf = PreProc(entmat)
predtransf = transf.f
"""
else:
predemb = VectorEmbed(numents, decdim)
"""transf = None
predtransf = None"""
# scoring
scorer = MatchScore(question_enc, predemb, scorer=CosineDistance())
class NegIdxGen(object):
def __init__(self, rng):
self.min = 0
self.max = rng
def __call__(self, datas, gold):
predrand = np.random.randint(self.min, self.max, gold.shape)
return datas, predrand.astype("int32")
class NegIdxGenClose(object):
def __init__(self, revsamsp, rng):
self.revsamsp = revsamsp
self.min = 0
self.max = rng
def __call__(self, datas, gold):
ret = np.zeros_like(gold)
for i in range(gold.shape[0]):
sampleset = self.revsamsp[gold[i]]
if len(sampleset) > 5:
ret[i] = random.sample(sampleset, 1)[0]
else:
ret[i] = np.random.randint(self.min, self.max)
#embed()
return datas, ret.astype("int32")
if hingeloss:
obj = lambda p, n: (n - p + margin).clip(0, np.infty)
else:
obj = lambda p, n: n - p
if closenegsam:
tt.msg("using close neg sampler")
negidxgen = NegIdxGenClose(revsamplespace, numents)
else:
negidxgen = NegIdxGen(numents)
checkembschange = True
if checkembschange:
#embed()
embvar = wordemb.W
if embvar is None:
if hasattr(wordemb, "inner"):
embvar = wordemb.inner.W
else:
raise Exception("no clue where to find embedding values")
embvals = embvar.d.get_value()
tt.tick("training")
nscorer = scorer.nstrain([traindata, traingold]) \
.negsamplegen(negidxgen) \
.negrate(negrate) \
.objective(obj) \
.adagrad(lr=lr).l2(wreg).grad_total_norm(1.0)\
.validate_on([validdata, validgold])\
.train(numbats=numbats, epochs=epochs)
tt.tock("trained")
if checkembschange:
embvar = wordemb.W
if embvar is None:
if hasattr(wordemb, "inner"):
embvar = wordemb.inner.W
else:
raise Exception("no clue where to find embedding values")
newembvals = embvar.d.get_value()
embschanged = not np.allclose(embvals, newembvals)
sumsqdiff = np.sum((newembvals - embvals)**2)
print "Embeddings {}: {} sum of square diffs"\
.format("changed" if embschanged else "did not change", sumsqdiff)
# evaluation
tt.tick("evaluating")
qenc_pred = question_enc.predict(testdata)
scores = []
dontembed = True
if atleastcan > 0:
print "ensuring at least {} cans".format(atleastcan)
if totalrandomtest:
print "total randomness"
for i in range(qenc_pred.shape[0]):
if totalrandomtest:
cans = [testgold[i]]
else:
cans = testsubjsrels[i][0] #+ testsubjsrels[i][1]
if len(cans) < atleastcan:
extracans = list(np.random.randint(0, numents, (atleastcan+50,)))
extracans = list(set(extracans).difference(set(cans)))
cans = cans + extracans[:max(0, min(len(extracans), atleastcan - len(cans)))]
#print len(cans), cans
if not dontembed:
embed()
#cans = set(cans)
#if atleastcan > 0:
# while len(cans) < atleastcan:
# rancan = np.random.randint(0, numents)
# if rancan not in cans:
# cans.add(rancan)
#cans = list(cans)
if len(cans) == 0:
scores.append([(-1, -np.infty)])
continue
#canembs = predemb.predict.transform(predtransf)(cans)
canembs = predemb.predict(cans)
scoresi = scorer.s.predict(np.repeat(qenc_pred[np.newaxis, i],
canembs.shape[0], axis=0),
canembs)
scores.append(zip(cans, scoresi))
if debug:
embed()
tt.progress(i, qenc_pred.shape[0], live=True)
sortedbest = [sorted(cansi, key=lambda (x, y): y, reverse=True) for cansi in scores]
best = [sortedbesti[0][0] for sortedbesti in sortedbest]
# Accuracy
accuracy = np.sum(best == testgold) * 1. / testgold.shape[0]
print("Accuracy: {}%".format(accuracy * 100))
def run(
epochs=50,
mode="char", # "char" or "word" or "charword"
numbats=1000,
lr=0.1,
wreg=0.000001,
bidir=False,
layers=1,
encdim=200,
decdim=200,
embdim=100,
negrate=1,
margin=1.,
hingeloss=False,
debug=False,
preeval=False,
sumhingeloss=False,
checkdata=False, # starts interactive shell for data inspection
printpreds=False,
subjpred=False,
predpred=False,
specemb=-1,
balancednegidx=False,
usetypes=False,
evalsplits=50,
relembrep=False,
):
if debug: # debug settings
sumhingeloss = True
numbats = 10
lr = 0.02
epochs = 10
printpreds = True
whatpred = "all"
if whatpred == "pred":
predpred = True
elif whatpred == "subj":
subjpred = True
#preeval = True
specemb = 100
margin = 1.
balancednegidx = True
evalsplits = 1
relembrep = True
#usetypes=True
#mode = "charword"
#checkdata = True
# load the right file
maskid = -1
tt = ticktock("script")
specids = specemb > 0
tt.tick()
(traindata, traingold), (validdata, validgold), (testdata, testgold), \
worddic, entdic, entmat, relstarts, canids, wordmat, chardic\
= readdata(mode, testcans="testcans.pkl", debug=debug, specids=True,
usetypes=usetypes, maskid=maskid)
entmat = entmat.astype("int32")
#embed()
if subjpred is True and predpred is False:
traingold = traingold[:, [0]]
validgold = validgold[:, [0]]
testgold = testgold[:, [0]]
if predpred is True and subjpred is False:
traingold = traingold[:, [1]]
validgold = validgold[:, [1]]
testgold = testgold[:, [1]]
if checkdata:
rwd = {v: k for k, v in worddic.items()}
red = {v: k for k, v in entdic.items()}
def p(xids):
return (" " if mode == "word" else "").join(
[rwd[xid] if xid > -1 else "" for xid in xids])
embed()
print traindata.shape, traingold.shape, testdata.shape, testgold.shape
tt.tock("data loaded")
# *data: matrix of word ids (-1 filler), example per row
# *gold: vector of true entity ids
# entmat: matrix of word ids (-1 filler), entity label per row, indexes according to *gold
# *dic: from word/ent-fbid to integer id, as used in data
numwords = max(worddic.values()) + 1
numents = max(entdic.values()) + 1
print "%d words, %d entities" % (numwords, numents)
if bidir:
encinnerdim = [encdim / 2] * layers
else:
encinnerdim = [encdim] * layers
memembdim = embdim
memlayers = layers
membidir = bidir
if membidir:
decinnerdim = [decdim / 2] * memlayers
else:
decinnerdim = [decdim] * memlayers
entenc = EntEnc(
SimpleSeq2Vec(indim=numwords,
inpembdim=memembdim,
innerdim=decinnerdim,
maskid=maskid,
bidir=membidir))
numentembs = len(np.unique(entmat[:, 0]))
if specids: # include vectorembedder
entenc = EntEmbEnc(entenc, numentembs, specemb)
if relembrep:
repsplit = entmat[relstarts, 0]
entenc = EntEncRep(entenc, numentembs, repsplit)
# adjust params for enc/dec construction
#encinnerdim[-1] += specemb
#innerdim[-1] += specemb
encdec = SimpleSeqEncDecAtt(inpvocsize=numwords,
inpembdim=embdim,
encdim=encinnerdim,
bidir=bidir,
outembdim=entenc,
decdim=decinnerdim,
vecout=True,
statetrans="matdot")
scorerargs = ([encdec, SeqUnroll(entenc)], {
"argproc": lambda x, y, z: ((x, y), (z, )),
"scorer": GenDotDistance(decinnerdim[-1], entenc.outdim)
})
if sumhingeloss:
scorerargs[1]["aggregator"] = lambda x: x # no aggregation of scores
scorer = SeqMatchScore(*scorerargs[0], **scorerargs[1])
#scorer.save("scorer.test.save")
# TODO: below this line, check and test
class PreProc(object):
def __init__(self, entmat):
self.f = PreProcE(entmat)
def __call__(self, encdata, decsg,
decgold): # gold: idx^(batsize, seqlen)
return (encdata, self.f(decsg), self.f(decgold)), {}
class PreProcE(object):
def __init__(self, entmat):
self.em = Val(entmat)
def __call__(self, x):
return self.em[x]
transf = PreProc(entmat)
class NegIdxGen(object):
def __init__(self, rng, midsplit=None):
self.min = 0
self.max = rng
self.midsplit = midsplit
def __call__(
self, datas, sgold, gold
): # the whole target sequence is corrupted, corruption targets the whole set of entities and relations together
if self.midsplit is None or not balancednegidx:
return datas, sgold, np.random.randint(
self.min, self.max, gold.shape).astype("int32")
else:
entrand = np.random.randint(self.min, self.midsplit,
gold.shape)
relrand = np.random.randint(self.midsplit, self.max,
gold.shape)
mask = np.random.randint(0, 2, gold.shape)
ret = entrand * mask + relrand * (1 - mask)
return datas, sgold, ret.astype("int32")
obj = lambda p, n: n - p
if hingeloss:
obj = lambda p, n: (n - p + margin).clip(0, np.infty)
if sumhingeloss: #
obj = lambda p, n: T.sum((n - p + margin).clip(0, np.infty), axis=1)
traingoldshifted = shiftdata(traingold)
validgoldshifted = shiftdata(validgold)
#embed()
# eval
if preeval:
tt.tick("pre-evaluating")
s = SeqEncDecRankSearch(encdec, entenc, scorer.s, scorer.agg)
eval = FullRankEval()
pred, scores = s.decode(testdata,
testgold.shape[1],
candata=entmat,
canids=canids,
split=evalsplits,
transform=transf.f,
debug=printpreds)
evalres = eval.eval(pred, testgold, debug=debug)
for k, evalre in evalres.items():
print("{}:\t{}".format(k, evalre))
tt.tock("pre-evaluated")
negidxgenargs = ([numents], {"midsplit": relstarts})
if debug:
pass
#negidxgenargs = ([numents], {})
tt.tick("training")
nscorer = scorer.nstrain([traindata, traingoldshifted, traingold]).transform(transf) \
.negsamplegen(NegIdxGen(*negidxgenargs[0], **negidxgenargs[1])).negrate(negrate).objective(obj) \
.adagrad(lr=lr).l2(wreg).grad_total_norm(1.0) \
.validate_on([validdata, validgoldshifted, validgold]) \
.train(numbats=numbats, epochs=epochs)
tt.tock("trained")
#scorer.save("scorer.test.save")
# eval
tt.tick("evaluating")
s = SeqEncDecRankSearch(encdec, entenc, scorer.s, scorer.agg)
eval = FullRankEval()
pred, scores = s.decode(testdata,
testgold.shape[1],
candata=entmat,
canids=canids,
split=evalsplits,
transform=transf.f,
debug=printpreds)
if printpreds:
print pred
debugarg = "subj" if subjpred else "pred" if predpred else False
evalres = eval.eval(pred, testgold, debug=debugarg)
for k, evalre in evalres.items():
print("{}:\t{}".format(k, evalre))
tt.tock("evaluated")
# save
basename = os.path.splitext(os.path.basename(__file__))[0]
dirname = basename + ".results"
if not os.path.exists(dirname):
os.makedirs(dirname)
savenamegen = lambda i: "{}/{}.res".format(dirname, i)
savename = None
for i in xrange(1000):
savename = savenamegen(i)
if not os.path.exists(savename):
break
savename = None
if savename is None:
raise Exception("exceeded number of saved results")
with open(savename, "w") as f:
f.write("{}\n".format(" ".join(sys.argv)))
for k, evalre in evalres.items():
f.write("{}:\t{}\n".format(k, evalre))
def run(
negsammode="closest", # "close" or "random"
usetypes=True,
mode="concat", # "seq" or "concat" or "multi" or "multic" or "bino"
glove=True,
embdim=100,
charencdim=100,
charembdim=50,
encdim=400,
bidir=False,
layers=1,
charenc="rnn", # "cnn" or "rnn"
margin=0.5,
lr=0.1,
numbats=700,
epochs=15,
gradnorm=1.0,
wreg=0.0001,
loadmodel="no",
debug=False,
debugtest=False,
forcesubjincl=False,
randsameval=0,
numtestcans=5,
multiprune=-1,
checkdata=False,
testnegsam=False,
testmodel=False,
sepcharembs=False,
):
tt = ticktock("script")
tt.tick("loading data")
(traindata, traingold), (validdata, validgold), (testdata, testgold), \
(subjmat, relmat), (subjdic, reldic), worddic, \
subjinfo, (testsubjcans, relsperent) = readdata(debug=debug,
numtestcans=numtestcans if numtestcans > 0 else None)
if usetypes:
print "building type matrix"
typmat = buildtypmat(subjmat, subjinfo, worddic)
subjmat = np.concatenate([typmat, subjmat], axis=1)
typlen = typmat.shape[1]
relsamplespace = None
subjsamplespace = None
if negsammode == "closest" or negsammode == "close":
relsamplespace, revind = buildrelsamplespace(relmat, worddic)
subjsamplespace = loadsubjsamplespace()
tt.tock("data loaded")
if checkdata:
embed()
numwords = max(worddic.values()) + 1
numsubjs = max(subjdic.values()) + 1
numrels = max(reldic.values()) + 1
maskid = -1
numchars = 256
nsrelsperent = relsperent if negsammode == "closest" else None
if testnegsam:
nig = NegIdxGen(numsubjs - 1,
numrels - 1,
relclose=relsamplespace,
subjclose=subjsamplespace,
relsperent=nsrelsperent)
embed()
if mode == "seq" or mode == "multi":
decdim = encdim
elif mode == "concat" or mode == "multic" or mode == "bino":
decdim = encdim / 2
else:
raise Exception("unrecognized mode")
print "{} mode: {} decdim".format(mode, decdim)
# defining model
if glove:
wordemb = Glove(embdim).adapt(worddic)
else:
wordemb = WordEmb(dim=embdim, indim=numwords)
charemb = VectorEmbed(indim=numchars, dim=charembdim)
charemb2 = VectorEmbed(indim=numchars, dim=charembdim)
if charenc == "cnn":
print "using CNN char encoder"
charenc = CNNSeqEncoder(inpemb=charemb,
innerdim=[charencdim] * 2,
maskid=maskid,
stride=1)
elif charenc == "rnn":
print "using RNN char encoder"
charenc = RNNSeqEncoder(inpemb=charemb, innerdim=charencdim) \
.maskoptions(maskid, MaskMode.AUTO)
else:
raise Exception("no other character encoding modes available")
if bidir:
encdim = encdim / 2
if mode != "bino":
if mode == "multi" or mode == "multic":
wordenc = \
SimpleSeq2MultiVec(inpemb=False, inpembdim=wordemb.outdim + charencdim,
innerdim=encdim, bidir=bidir, numouts=2, mode="seq")
else:
encdim = [encdim] * layers
wordenc = RNNSeqEncoder(inpemb=False,
inpembdim=wordemb.outdim + charencdim,
innerdim=encdim,
bidir=bidir).maskoptions(MaskMode.NONE)
question_encoder = TwoLevelEncoder(l1enc=charenc,
l2emb=wordemb,
l2enc=wordenc,
maskid=maskid)
else:
question_encoder = BinoEncoder(charenc=charenc,
wordemb=wordemb,
maskid=maskid,
scadim=100,
encdim=encdim / 2,
bidir=bidir,
enclayers=layers,
outdim=decdim,
scabidir=True)
# encode predicate on word level
predemb = SimpleSeq2Vec(inpemb=wordemb,
innerdim=decdim,
maskid=maskid,
bidir=False,
layers=1)
#predemb.load(relmat)
scharemb = charemb2 if sepcharembs else charemb
if usetypes:
# encode subj type on word level
subjtypemb = SimpleSeq2Vec(inpemb=wordemb,
innerdim=int(np.ceil(decdim * 1. / 2)),
maskid=maskid,
bidir=False,
layers=1)
# encode subject on character level
charbidir = True
charencinnerdim = int(np.floor(decdim * 1. / 2))
charenclayers = 1
if charbidir:
charencinnerdim /= 2
charenclayers = 2
subjemb = SimpleSeq2Vec(inpemb=scharemb,
innerdim=charencinnerdim,
maskid=maskid,
bidir=charbidir,
layers=charenclayers)
subjemb = TypedSubjBlock(typlen, subjemb, subjtypemb)
else:
# encode subject on character level
subjemb = SimpleSeq2Vec(inpemb=scharemb,
innerdim=decdim,
maskid=maskid,
bidir=False,
layers=1)
#subjemb.load(subjmat)
if testmodel:
embed()
# package
if mode == "seq":
lb = SeqLeftBlock(question_encoder)
rb = RightBlock(subjemb, predemb)
elif mode == "concat":
lb = ConcatLeftBlock(question_encoder)
rb = RightBlock(subjemb, predemb)
elif mode == "multi" or mode == "multic":
lb = MultiLeftBlock(question_encoder, mode)
rb = RightBlock(subjemb, predemb)
elif mode == "bino":
lb = question_encoder
rb = RightBlock(subjemb, predemb)
else:
raise Exception("unrecognized mode")
scorer = SeqMatchScore(lb,
rb,
scorer=CosineDistance(),
aggregator=lambda x: x,
argproc=lambda x, y, z: ((x, ), (y, z)))
obj = lambda p, n: T.sum((n - p + margin).clip(0, np.infty), axis=1)
class PreProc(object):
def __init__(self, subjmat, relmat):
self.ef = PreProcEnt(subjmat)
self.rf = PreProcEnt(relmat)
def __call__(self, data, gold): # gold: idxs-(batsize, 2)
st = self.ef(gold[:, 0])[0][0]
rt = self.rf(gold[:, 1])[0][0]
return (data, st, rt), {}
class PreProcE(object):
def __init__(self, subjmat, relmat):
self.ef = PreProcEnt(subjmat)
self.rf = PreProcEnt(relmat)
def __call__(self, x):
subjslice = self.ef(x[:, 0])[0][0]
relslice = self.rf(x[:, 1])[0][0]
return (subjslice, relslice), {}
class PreProcEnt(object):
def __init__(self, mat):
self.entmat = Val(mat)
def __call__(self, x):
return (self.entmat[x], ), {}
transf = PreProc(subjmat, relmat)
if debug:
embed()
if epochs > 0 and loadmodel == "no":
tt.tick("training")
saveid = "".join([str(np.random.randint(0, 10)) for i in range(4)])
print("CHECKPOINTING AS: {}".format(saveid))
nscorer = scorer.nstrain([traindata, traingold]).transform(transf) \
.negsamplegen(NegIdxGen(numsubjs-1, numrels-1,
relclose=relsamplespace,
subjclose=subjsamplespace,
relsperent=nsrelsperent)) \
.objective(obj).adagrad(lr=lr).l2(wreg).grad_total_norm(gradnorm) \
.validate_on([validdata, validgold]) \
.autosavethis(scorer, "fullrank{}.model".format(saveid)) \
.train(numbats=numbats, epochs=epochs)
tt.tock("trained").tick()
# saving
#scorer.save("fullrank{}.model".format(saveid))
print("SAVED AS: {}".format(saveid))
if loadmodel is not "no":
tt.tick("loading model")
m = SeqMatchScore.load("fullrank{}.model".format(loadmodel))
#embed()
lb = m.l
subjemb = m.r.subjenc
predemb = m.r.predenc
tt.tock("loaded model")
# evaluation
predictor = CustomPredictor(
questionencoder=lb,
entityencoder=subjemb,
relationencoder=predemb,
#mode=mode,
enttrans=transf.ef,
reltrans=transf.rf,
debug=debugtest,
subjinfo=subjinfo)
tt.tick("predicting")
if forcesubjincl: # forces the intended subject entity to be among candidates
for i in range(len(testsubjcans)):
if testgold[i, 0] not in testsubjcans[i]:
testsubjcans[i].append(testgold[i, 0])
if randsameval > 0: # generate random sampling eval data
testsubjcans = np.random.randint(0, numsubjs,
(testgold.shape[0], randsameval))
testrelcans = np.random.randint(0, numrels,
(testgold.shape[0], randsameval))
testsubjcans = np.concatenate([testgold[:, 0:1], testsubjcans], axis=1)
testrelcans = np.concatenate([testgold[:, 1:2], testrelcans], axis=1)
testsubjcans = testsubjcans.tolist()
testrelcans = testrelcans.tolist()
prediction = predictor.predict(testdata,
entcans=testsubjcans,
relcans=testrelcans)
else:
prediction = predictor.predict(testdata,
entcans=testsubjcans,
relsperent=relsperent,
multiprune=multiprune)
tt.tock("predicted")
tt.tick("evaluating")
evalmat = prediction == testgold
subjacc = np.sum(evalmat[:, 0]) * 1. / evalmat.shape[0]
predacc = np.sum(evalmat[:, 1]) * 1. / evalmat.shape[0]
totalacc = np.sum(np.sum(evalmat, axis=1) == 2) * 1. / evalmat.shape[0]
print "Test results ::::::::::::::::"
print "Total Acc: \t {}".format(totalacc)
print "Subj Acc: \t {}".format(subjacc)
print "Pred Acc: \t {}".format(predacc)
tt.tock("evaluated")
def subjinspect(subjrank, gold):
ret = [
(("GOLD - " if gold == x else " ") + subjinfo[x][0] + " (" +
" ".join(subjinfo[x][1]) + ")" + str(subjinfo[x][3]) + " rels",
y) if x in subjinfo else (x, y) for x, y in subjrank
]
return ret
def inspectboth(hidecorrect=False, hidenotincan=False):
rwd = {v: k for k, v in worddic.items()}
for i in range(len(predictor.subjranks)):
subjx = testgold[i, 0]
predx = testgold[i, 1]
subjrank = predictor.subjranks[i]
predrank = predictor.relranks[i]
if hidecorrect and subjx == subjrank[0][0] and predrank[0][
0] == predx:
continue
if subjx not in [k for k, v in subjrank]:
if hidenotincan:
continue
def inspectsubjs(hidecorrect=False,
hidenotincan=False,
shownotincan=False):
rwd = {v: k for k, v in worddic.items()}
for i in range(len(predictor.subjranks)):
subjx = testgold[i, 0]
subjrank = predictor.subjranks[i]
if subjx == subjrank[0][0] and hidecorrect: # only look for errors
continue
if subjx not in [k for k, v in subjrank]:
if hidenotincan:
continue
if shownotincan and subjx in [k for k, v in subjrank]:
continue
print "test question {}: {} \t GOLD: {}".format(
i, wordids2string(
testdata[i, :, 0], rwd), "{} ({}) - {} rels --- {}".format(
*([
subjinfo[subjx][0], subjinfo[subjx][1],
subjinfo[subjx][3], subjinfo[subjx][2]
] if subjx in
subjinfo else ["<UNK>", "<UNK>", "<UNK>", "<UNK>"])))
inspres = subjinspect(subjrank, subjx)
i = 1
for inspre in inspres:
print "{}:\t{}\t{}".format(i, inspre[1], inspre[0])
if i % 50 == 0:
inp()
i += 1
inp()
def inspectpreds(hidecorrect=False):
rwd = {v: k for k, v in worddic.items()}
for i in range(len(predictor.relranks)):
relx = testgold[i, 1]
subjx = testgold[i, 0]
relrank = predictor.relranks[i]
if relx == relrank[0][0] and hidecorrect:
continue
print "test question {}: {} \t GOLD: {}".format(
i, wordids2string(testdata[i, :, 0], rwd),
wordids2string(relmat[relx, :], rwd))
inspres = [(("GOLD - " if relx == x else " ") +
wordids2string(relmat[x], rwd), y) for x, y in relrank]
i = 1
for inspre in inspres:
print "{}:\t{}\t{}".format(i, inspre[1], inspre[0])
if i % 50 == 0:
inp()
i += 1
inp()
embed()
