def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, "FeatureConstructor")
# To enable the use of primary table, uncomment the next line and comment the following one
# self.inputs = [("Primary Table", dataUtilities.DataTable, self.setData), ("Additional Tables", dataUtilities.DataTable, self.setMoreData, Multiple)]
self.inputs = [("Tables", orange.ExampleTable, self.setMoreData, Multiple)]
self.outputs = [("Examples", ExampleTable)]
self.mergeAttributes = 0
self.primary = None
self.additional = {}
bg = self.bgMerge = OWGUI.radioButtonsInBox(
self.controlArea, self, "mergeAttributes", [], "Domains merging", callback=self.apply
)
OWGUI.widgetLabel(bg, "") # "When there is no primary table, the domain should be")
OWGUI.appendRadioButton(bg, self, "mergeAttributes", "Union of attributes appearing in all tables")
OWGUI.appendRadioButton(bg, self, "mergeAttributes", "Intersection of attributes in all tables")
# OWGUI.widgetLabel(bg, "The resulting table will have class only if there is no conflict betwen input classes.")
infoBox = OWGUI.widgetBox(self, "Concatenate status")
self.infoStatus = OWGUI.widgetLabel(infoBox, "")
self.viewBT = OWGUI.button(
self.controlArea,
self,
"&View converted incompatible attributes",
callback=self.viewIncompatible,
disabled=1,
)
self.adjustSize()
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, 'Network Clustering')
self.inputs = [("Network", orngNetwork.Network, self.setNetwork,
Default)]
self.outputs = [("Network", orngNetwork.Network)]
self.net = None
self.method = 0
self.iterationHistory = 0
self.autoApply = 0
self.loadSettings()
ribg = OWGUI.radioButtonsInBox(self.controlArea,
self,
"method", [],
"Method",
callback=self.cluster)
OWGUI.appendRadioButton(
ribg,
self,
"method",
"Label propagation clustering (Raghavan et al., 2007)",
callback=self.cluster)
OWGUI.checkBox(OWGUI.indentedBox(ribg),
self,
"iterationHistory",
"Append clustering data on each iteration",
callback=self.cluster)
self.info = OWGUI.widgetLabel(self.controlArea, ' ')
autoApplyCB = OWGUI.checkBox(self.controlArea, self, "autoApply",
"Commit automatically")
OWGUI.button(self.controlArea, self, "Commit", callback=self.cluster)
def __init__(self, parent=None):
BaseEditor.__init__(self, parent)
self.measureInd = 0
self.selectBy = 0
self.bestN = 10
self.bestP = 10
box = OWGUI.radioButtonsInBox(self,
self,
"selectBy", [],
"Feature selection",
callback=self.onChange)
OWGUI.comboBox(box,
self,
"measureInd",
items=[name for (name, _) in self.MEASURES],
label="Measure",
callback=self.onChange)
hbox1 = OWGUI.widgetBox(box, orientation="horizontal", margin=0)
rb1 = OWGUI.appendRadioButton(box,
self,
"selectBy",
"Best",
insertInto=hbox1,
callback=self.onChange)
self.spin1 = OWGUI.spin(OWGUI.widgetBox(hbox1),
self,
"bestN",
1,
10000,
step=1,
controlWidth=75,
callback=self.onChange,
posttext="features")
OWGUI.rubber(hbox1)
hbox2 = OWGUI.widgetBox(box, orientation="horizontal", margin=0)
rb2 = OWGUI.appendRadioButton(box,
self,
"selectBy",
"Best",
insertInto=hbox2,
callback=self.onChange)
self.spin2 = OWGUI.spin(OWGUI.widgetBox(hbox2),
self,
"bestP",
1,
100,
step=1,
controlWidth=75,
callback=self.onChange,
posttext="% features")
OWGUI.rubber(hbox2)
self.updateSpinStates()
OWGUI.rubber(box)
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self,
parent,
signalManager,
"Concatenate",
wantMainArea=0)
self.inputs = [("Primary Table", orange.ExampleTable, self.setData),
("Additional Tables", orange.ExampleTable,
self.setMoreData, Multiple)]
self.outputs = [("Examples", ExampleTable)]
self.mergeAttributes = 0
self.primary = None
self.additional = {}
bg = self.bgMerge = OWGUI.radioButtonsInBox(self.controlArea,
self,
"mergeAttributes", [],
"Domains merging",
callback=self.apply)
OWGUI.widgetLabel(
bg, "When there is no primary table, the domain should be:")
OWGUI.appendRadioButton(bg, self, "mergeAttributes",
"Union of attributes appearing in all tables")
OWGUI.appendRadioButton(bg, self, "mergeAttributes",
"Intersection of attributes in all tables")
OWGUI.widgetLabel(
bg,
"The resulting table will have class only if there is no conflict between input classes."
)
self.adjustSize()
def __init__(self, parent=None):
BaseEditor.__init__(self, parent)
self.discInd = 0
self.numberOfIntervals = 3
# box = OWGUI.widgetBox(self, "Discretize")
rb = OWGUI.radioButtonsInBox(self,
self,
"discInd", [],
box="Discretize",
callback=self.onChange)
for label, _, _ in self.DISCRETIZERS[:-1]:
OWGUI.appendRadioButton(rb, self, "discInd", label)
self.sliderBox = OWGUI.widgetBox(
OWGUI.indentedBox(rb,
sep=OWGUI.checkButtonOffsetHint(rb.buttons[-1])),
"Num. of intervals (for equal width/frequency)")
OWGUI.hSlider(self.sliderBox,
self,
"numberOfIntervals",
callback=self.onChange,
minValue=1)
OWGUI.appendRadioButton(rb, self, "discInd", self.DISCRETIZERS[-1][0])
OWGUI.rubber(rb)
self.updateSliderBox()
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, "FeatureConstructor")
self.inputs = [("Primary Table", orange.ExampleTable, self.setData),
("Additional Tables", orange.ExampleTable,
self.setMoreData, Multiple)]
self.outputs = [("Examples", ExampleTable)]
self.mergeAttributes = 0
self.dataSourceSelected = 1
self.addIdAs = 0
self.dataSourceName = "clusterId"
self.primary = None
self.additional = {}
self.loadSettings()
bg = self.bgMerge = OWGUI.radioButtonsInBox(self.controlArea,
self,
"mergeAttributes", [],
"Domains merging",
callback=self.apply)
OWGUI.widgetLabel(
bg, "When there is no primary table, the domain should be")
OWGUI.appendRadioButton(bg, self, "mergeAttributes",
"Union of attributes appearing in all tables")
OWGUI.appendRadioButton(bg, self, "mergeAttributes",
"Intersection of attributes in all tables")
OWGUI.widgetLabel(
bg,
"The resulting table will have class only if there is no conflict betwen input classes."
)
box = OWGUI.widgetBox(self.controlArea, "Data source IDs")
cb = OWGUI.checkBox(box, self, "dataSourceSelected",
"Append data source IDs")
self.classificationBox = ib = OWGUI.widgetBox(box)
le = OWGUI.lineEdit(ib,
self,
"dataSourceName",
"Name" + " ",
orientation='horizontal',
valueType=str)
OWGUI.separator(ib, height=4)
aa = OWGUI.comboBox(
ib,
self,
"addIdAs",
label="Place" + " ",
orientation='horizontal',
items=["Class attribute", "Attribute", "Meta attribute"])
cb.disables.append(ib)
cb.makeConsistent()
OWGUI.separator(box)
OWGUI.button(box, self, "Apply Changes", callback=self.apply)
self.adjustSize()
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, "Pubmed Network View", wantMainArea=0)
self.inputs = []
self.outputs = [("Nx View", Orange.network.NxView)]
self._nhops = 2
self._edge_threshold = 0.5
self._n_max_neighbors = 20
self.selected_titles = []
self.titles = []
self.filter = ""
self.ids = []
self._selected_nodes = []
self._algorithm = 0
self._k_algorithm = 0.3
self.loadSettings()
box = OWGUI.widgetBox(self.controlArea, "Paper Selection", orientation="vertical")
OWGUI.lineEdit(box, self, "filter", callback=self.filter_list, callbackOnType=True)
self.list_titles = OWGUI.listBox(
box, self, "selected_titles", "titles", selectionMode=QListWidget.MultiSelection, callback=self.update_view
)
OWGUI.separator(self.controlArea)
box_pref = OWGUI.widgetBox(self.controlArea, "Preferences", orientation="vertical")
OWGUI.spin(box_pref, self, "_nhops", 1, 6, 1, label="Number of hops: ", callback=self.update_view)
OWGUI.spin(
box_pref, self, "_n_max_neighbors", 1, 100, 1, label="Max number of neighbors: ", callback=self.update_view
)
OWGUI.doubleSpin(
box_pref, self, "_edge_threshold", 0, 1, step=0.01, label="Edge threshold: ", callback=self.update_view
)
OWGUI.separator(self.controlArea)
box_alg = OWGUI.widgetBox(self.controlArea, "Interest Propagation Algorithm", orientation="vertical")
radio_box = OWGUI.radioButtonsInBox(box_alg, self, "_algorithm", [], callback=self.update_view)
OWGUI.appendRadioButton(radio_box, self, "_algorithm", "Without Clustering", callback=self.update_view)
OWGUI.doubleSpin(
OWGUI.indentedBox(radio_box),
self,
"_k_algorithm",
0,
1,
step=0.01,
label="Parameter k: ",
callback=self.update_view,
)
OWGUI.appendRadioButton(radio_box, self, "_algorithm", "With Clustering", callback=self.update_view)
self.inside_view = PubmedNetworkView(self)
self.send("Nx View", self.inside_view)
def __init__(self,parent=None, signalManager = None):
OWWidget.__init__(self, parent, signalManager, "Concatenate",
wantMainArea=False, resizingEnabled=False)
self.inputs = [("Primary Data", orange.ExampleTable, self.setData),
("Additional Data", orange.ExampleTable, self.setMoreData, Multiple)]
self.outputs = [("Data", ExampleTable)]
self.mergeAttributes = 0
self.dataSourceSelected = 1
self.addIdAs = 0
self.dataSourceName = "clusterId"
self.primary = None
self.additional = {}
self.loadSettings()
bg = self.bgMerge = OWGUI.radioButtonsInBox(self.controlArea, self, "mergeAttributes", [], "Domains merging", callback = self.apply)
OWGUI.widgetLabel(bg, "When there is no primary table, the domain should be")
OWGUI.appendRadioButton(bg, self, "mergeAttributes", "Union of attributes appearing in all tables")
OWGUI.appendRadioButton(bg, self, "mergeAttributes", "Intersection of attributes in all tables")
bg.layout().addSpacing(6)
label = OWGUI.widgetLabel(bg, "The resulting table will have class only if there is no conflict between input classes.")
label.setWordWrap(True)
OWGUI.separator(self.controlArea)
box = OWGUI.widgetBox(self.controlArea, "Data source IDs", addSpace=True)
cb = OWGUI.checkBox(box, self, "dataSourceSelected", "Append data source IDs")
self.classificationBox = ib = OWGUI.indentedBox(box, sep=OWGUI.checkButtonOffsetHint(cb))
form = QFormLayout(
spacing=8, labelAlignment=Qt.AlignLeft, formAlignment=Qt.AlignLeft,
fieldGrowthPolicy=QFormLayout.AllNonFixedFieldsGrow
)
ib.layout().addLayout(form)
form.addRow("Name",
OWGUI.lineEdit(ib, self, "dataSourceName", valueType=str))
aa = OWGUI.comboBox(ib, self, "addIdAs", items=["Class attribute", "Attribute", "Meta attribute"])
cb.disables.append(ib)
cb.makeConsistent()
form.addRow("Place", aa)
OWGUI.button(self.controlArea, self, "Apply Changes", callback = self.apply, default=True)
OWGUI.rubber(self.controlArea)
self.adjustSize()
self.dataReport = None
def __init__(self, parent=None):
BaseEditor.__init__(self, parent)
self.methodInd = 0
self.sampleN = 100
self.sampleP = 25
box = OWGUI.radioButtonsInBox(self,
self,
"methodInd", [],
box="Sample",
callback=self.onChange)
w1 = OWGUI.widgetBox(box, orientation="horizontal", margin=0)
rb1 = OWGUI.appendRadioButton(box,
self,
"methodInd",
"Sample",
insertInto=w1)
self.sb1 = OWGUI.spin(OWGUI.widgetBox(w1),
self,
"sampleN",
min=1,
max=100000,
step=1,
controlWidth=75,
callback=self.onChange,
posttext="data instances")
OWGUI.rubber(w1)
w2 = OWGUI.widgetBox(box, orientation="horizontal", margin=0)
rb2 = OWGUI.appendRadioButton(box,
self,
"methodInd",
"Sample",
insertInto=w2)
self.sb2 = OWGUI.spin(OWGUI.widgetBox(w2),
self,
"sampleP",
min=1,
max=100,
step=1,
controlWidth=75,
callback=self.onChange,
posttext="% data instances")
OWGUI.rubber(w2)
self.updateSpinStates()
OWGUI.rubber(box)
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, 'Network Clustering')
self.inputs = [("Network", orngNetwork.Network, self.setNetwork, Default)]
self.outputs = [("Network", orngNetwork.Network)]
self.net = None
self.method = 0
self.iterationHistory = 0
self.autoApply = 0
self.loadSettings()
ribg = OWGUI.radioButtonsInBox(self.controlArea, self, "method", [], "Method", callback = self.cluster)
OWGUI.appendRadioButton(ribg, self, "method", "Label propagation clustering (Raghavan et al., 2007)", callback = self.cluster)
OWGUI.checkBox(OWGUI.indentedBox(ribg), self, "iterationHistory", "Append clustering data on each iteration", callback = self.cluster)
self.info = OWGUI.widgetLabel(self.controlArea, ' ')
autoApplyCB = OWGUI.checkBox(self.controlArea, self, "autoApply", "Commit automatically")
OWGUI.button(self.controlArea, self, "Commit", callback=self.cluster)
def __init__(self,
parent=None,
signalManager=None,
name='AttributeDistance'):
self.callbackDeposit = [] # deposit for OWGUI callback functions
OWWidget.__init__(self,
parent,
signalManager,
name,
wantMainArea=0,
resizingEnabled=0)
self.inputs = [("Examples", ExampleTable, self.dataset)]
self.outputs = [("Distance Matrix", orange.SymMatrix)]
self.data = None
self.classInteractions = 0
self.loadSettings()
rb = OWGUI.radioButtonsInBox(self.controlArea,
self,
"classInteractions", [],
"Distance",
callback=self.toggleClass)
OWGUI.widgetLabel(
rb,
"Measures on discrete attributes\n (continuous attributes are discretized into five intervals)"
)
for b in self.discMeasures:
OWGUI.appendRadioButton(rb, self, "classInteractions", b)
OWGUI.widgetLabel(
rb, "\n" +
"Measures on continuous attributes\n (discrete attributes are treated as ordinal)"
)
for b in self.contMeasures:
OWGUI.appendRadioButton(rb, self, "classInteractions", b)
OWGUI.rubber(self.controlArea)
self.resize(215, 50)
def __init__(self, parent=None, signalManager = None, name='AttributeDistance'):
self.callbackDeposit = [] # deposit for OWGUI callback functions
OWWidget.__init__(self, parent, signalManager, name, wantMainArea = 0, resizingEnabled = 0)
self.inputs = [("Data", ExampleTable, self.dataset)]
self.outputs = [("Distances", orange.SymMatrix)]
self.data = None
self.classInteractions = 0
self.loadSettings()
rb = OWGUI.radioButtonsInBox(self.controlArea, self, "classInteractions", [], "Distance", callback=self.toggleClass)
OWGUI.widgetLabel(rb, "Measures on discrete attributes\n (continuous attributes are discretized into five intervals)")
for b in self.discMeasures:
OWGUI.appendRadioButton(rb, self, "classInteractions", b)
OWGUI.widgetLabel(rb, "\n"+"Measures on continuous attributes\n (discrete attributes are treated as ordinal)")
for b in self.contMeasures:
OWGUI.appendRadioButton(rb, self, "classInteractions", b)
OWGUI.rubber(self.controlArea)
self.resize(215,50)
def __init__(self,parent=None, signalManager = None):
OWWidget.__init__(self, parent, signalManager, "Concatenate", wantMainArea=0)
self.inputs = [("Primary Data", orange.ExampleTable, self.setData), ("Additional Data", orange.ExampleTable, self.setMoreData, Multiple)]
self.outputs = [("Data", ExampleTable)]
self.mergeAttributes = 0
self.dataSourceSelected = 1
self.addIdAs = 0
self.dataSourceName = "clusterId"
self.primary = None
self.additional = {}
self.loadSettings()
bg = self.bgMerge = OWGUI.radioButtonsInBox(self.controlArea, self, "mergeAttributes", [], "Domains merging", callback = self.apply)
OWGUI.widgetLabel(bg, "When there is no primary table, the domain should be")
OWGUI.appendRadioButton(bg, self, "mergeAttributes", "Union of attributes appearing in all tables")
OWGUI.appendRadioButton(bg, self, "mergeAttributes", "Intersection of attributes in all tables")
OWGUI.widgetLabel(bg, "The resulting table will have class only if there is no conflict between input classes.")
OWGUI.separator(self.controlArea)
box = OWGUI.widgetBox(self.controlArea, "Data source IDs", addSpace=True)
cb = OWGUI.checkBox(box, self, "dataSourceSelected", "Append data source IDs")
self.classificationBox = ib = OWGUI.indentedBox(box, sep=OWGUI.checkButtonOffsetHint(cb))
le = OWGUI.lineEdit(ib, self, "dataSourceName", "Name" + " ", orientation='horizontal', valueType = str)
OWGUI.separator(ib, height = 4)
aa = OWGUI.comboBox(ib, self, "addIdAs", label = "Place" + " ", orientation = 'horizontal', items = ["Class attribute", "Attribute", "Meta attribute"])
cb.disables.append(ib)
cb.makeConsistent()
OWGUI.button(self.controlArea, self, "Apply Changes", callback = self.apply, default=True)
OWGUI.rubber(self.controlArea)
self.adjustSize()
self.dataReport = None
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, 'Nx Clustering')
self.inputs = [("Network", Orange.network.Graph,
self.setNetwork, Default)]
self.outputs = [("Network", Orange.network.Graph)]
self.net = None
self.method = 0
self.iterationHistory = 0
self.autoApply = 0
self.iterations = 1000
self.hop_attenuation = 0.1
self.loadSettings()
OWGUI.spin(self.controlArea, self, "iterations", 1,
100000, 1, label="Iterations: ")
ribg = OWGUI.radioButtonsInBox(self.controlArea, self, "method",
[], "Method", callback=self.cluster)
OWGUI.appendRadioButton(ribg, self, "method",
"Label propagation clustering (Raghavan et al., 2007)",
callback=self.cluster)
OWGUI.appendRadioButton(ribg, self, "method",
"Label propagation clustering (Leung et al., 2009)",
callback=self.cluster)
OWGUI.doubleSpin(OWGUI.indentedBox(ribg), self, "hop_attenuation",
0, 1, 0.01, label="Hop attenuation (delta): ")
self.info = OWGUI.widgetLabel(self.controlArea, ' ')
OWGUI.checkBox(self.controlArea, self, "iterationHistory",
"Append clustering data on each iteration",
callback=self.cluster)
OWGUI.checkBox(self.controlArea, self, "autoApply",
"Commit automatically")
OWGUI.button(self.controlArea, self, "Commit",
callback=lambda b=True: self.cluster(b))
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, "FeatureConstructor")
#To enable the use of primary table, uncomment the next line and comment the following one
#self.inputs = [("Primary Table", dataUtilities.DataTable, self.setData), ("Additional Tables", dataUtilities.DataTable, self.setMoreData, Multiple)]
self.inputs = [("Tables", orange.ExampleTable, self.setMoreData,
Multiple)]
self.outputs = [("Examples", ExampleTable)]
self.mergeAttributes = 0
self.primary = None
self.additional = {}
bg = self.bgMerge = OWGUI.radioButtonsInBox(self.controlArea,
self,
"mergeAttributes", [],
"Domains merging",
callback=self.apply)
OWGUI.widgetLabel(
bg, "") # "When there is no primary table, the domain should be")
OWGUI.appendRadioButton(bg, self, "mergeAttributes",
"Union of attributes appearing in all tables")
OWGUI.appendRadioButton(bg, self, "mergeAttributes",
"Intersection of attributes in all tables")
#OWGUI.widgetLabel(bg, "The resulting table will have class only if there is no conflict betwen input classes.")
infoBox = OWGUI.widgetBox(self, "Concatenate status")
self.infoStatus = OWGUI.widgetLabel(infoBox, '')
self.viewBT = OWGUI.button(self.controlArea,
self,
"&View converted incompatible attributes",
callback=self.viewIncompatible,
disabled=1)
self.adjustSize()
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, 'Pubmed Network View', wantMainArea=0)
self.inputs = []
self.outputs = [("Nx View", Orange.network.NxView)]
self._nhops = 2
self._edge_threshold = 0.5
self._n_max_neighbors = 20
self.selected_titles = []
self.titles = []
self.filter = ''
self.ids = []
self._selected_nodes = []
self._algorithm = 0
self._k_algorithm = 0.3
self.loadSettings()
box = OWGUI.widgetBox(self.controlArea, "Paper Selection", orientation="vertical")
OWGUI.lineEdit(box, self, "filter", callback=self.filter_list, callbackOnType=True)
self.list_titles = OWGUI.listBox(box, self, "selected_titles", "titles", selectionMode=QListWidget.MultiSelection, callback=self.update_view)
OWGUI.separator(self.controlArea)
box_pref = OWGUI.widgetBox(self.controlArea, "Preferences", orientation="vertical")
OWGUI.spin(box_pref, self, "_nhops", 1, 6, 1, label="Number of hops: ", callback=self.update_view)
OWGUI.spin(box_pref, self, "_n_max_neighbors", 1, 100, 1, label="Max number of neighbors: ", callback=self.update_view)
OWGUI.doubleSpin(box_pref, self, "_edge_threshold", 0, 1, step=0.01, label="Edge threshold: ", callback=self.update_view)
OWGUI.separator(self.controlArea)
box_alg = OWGUI.widgetBox(self.controlArea, "Interest Propagation Algorithm", orientation="vertical")
radio_box = OWGUI.radioButtonsInBox(box_alg, self, "_algorithm", [], callback=self.update_view)
OWGUI.appendRadioButton(radio_box, self, "_algorithm", "Without Clustering", callback=self.update_view)
OWGUI.doubleSpin(OWGUI.indentedBox(radio_box), self, "_k_algorithm", 0, 1, step=0.01, label="Parameter k: ", callback=self.update_view)
OWGUI.appendRadioButton(radio_box, self, "_algorithm", "With Clustering", callback=self.update_view)
self.inside_view = PubmedNetworkView(self)
self.send("Nx View", self.inside_view)
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, 'Itemset visualizer')
self.inputs = [("Graph with Data", orange.Graph, self.setGraph),
("Data Subset", orange.ExampleTable,
self.setExampleSubset)]
self.outputs = [("Selected Data", ExampleTable),
("Selected Graph", orange.Graph)]
self.markerAttributes = []
self.tooltipAttributes = []
self.attributes = []
self.autoSendSelection = False
self.graphShowGrid = 1 # show gridlines in the graph
self.markNConnections = 2
self.markNumber = 0
self.markProportion = 0
self.markSearchString = ""
self.markDistance = 2
self.frSteps = 1
self.hubs = 0
self.color = 0
self.nVertices = self.nMarked = self.nSelected = self.nHidden = self.nShown = self.nEdges = self.verticesPerEdge = self.edgesPerVertex = self.diameter = 0
self.optimizeWhat = 1
self.stopOptimization = 0
self.loadSettings()
self.visualize = None
self.graph = OWIntemsetCanvas(self, self.mainArea, "Network")
#start of content (right) area
self.box = QVBoxLayout(self.mainArea)
self.box.addWidget(self.graph)
self.tabs = QTabWidget(self.controlArea)
self.displayTab = QVGroupBox(self)
self.mainTab = self.displayTab
self.markTab = QVGroupBox(self)
self.infoTab = QVGroupBox(self)
self.protoTab = QVGroupBox(self)
self.tabs.insertTab(self.displayTab, "Display")
self.tabs.insertTab(self.markTab, "Mark")
self.tabs.insertTab(self.infoTab, "Info")
self.tabs.insertTab(self.protoTab, "Prototypes")
OWGUI.separator(self.controlArea)
self.optimizeBox = OWGUI.radioButtonsInBox(self.mainTab,
self,
"optimizeWhat", [],
"Optimize",
addSpace=False)
OWGUI.button(self.optimizeBox, self, "Random", callback=self.random)
self.frButton = OWGUI.button(self.optimizeBox,
self,
"Fruchterman Reingold",
callback=self.fr,
toggleButton=1)
OWGUI.spin(self.optimizeBox,
self,
"frSteps",
1,
10000,
1,
label="Iterations: ")
OWGUI.button(self.optimizeBox,
self,
"F-R Radial",
callback=self.frRadial)
OWGUI.button(self.optimizeBox,
self,
"Circular Original",
callback=self.circularOriginal)
OWGUI.button(self.optimizeBox,
self,
"Circular Crossing Reduction",
callback=self.circularCrossingReduction)
self.showLabels = 0
OWGUI.checkBox(self.mainTab,
self,
'showLabels',
'Show labels',
callback=self.showLabelsClick)
self.labelsOnMarkedOnly = 0
OWGUI.checkBox(self.mainTab,
self,
'labelsOnMarkedOnly',
'Show labels on marked nodes only',
callback=self.labelsOnMarked)
OWGUI.separator(self.mainTab)
OWGUI.button(self.mainTab,
self,
"Show degree distribution",
callback=self.showDegreeDistribution)
OWGUI.button(self.mainTab,
self,
"Save network",
callback=self.saveNetwork)
ib = OWGUI.widgetBox(self.markTab, "Info", addSpace=True)
OWGUI.label(
ib, self,
"Vertices (shown/hidden): %(nVertices)i (%(nShown)i/%(nHidden)i)")
OWGUI.label(
ib, self,
"Selected and marked vertices: %(nSelected)i - %(nMarked)i")
ribg = OWGUI.radioButtonsInBox(self.markTab,
self,
"hubs", [],
"Method",
callback=self.setHubs,
addSpace=True)
OWGUI.appendRadioButton(ribg, self, "hubs",
"Mark vertices given in the input signal")
OWGUI.appendRadioButton(ribg, self, "hubs",
"Find vertices which label contain")
self.ctrlMarkSearchString = OWGUI.lineEdit(
OWGUI.indentedBox(ribg),
self,
"markSearchString",
callback=self.setSearchStringTimer,
callbackOnType=True)
self.searchStringTimer = QTimer(self)
self.connect(self.searchStringTimer, SIGNAL("timeout()"), self.setHubs)
OWGUI.appendRadioButton(ribg, self, "hubs",
"Mark neighbours of focused vertex")
OWGUI.appendRadioButton(ribg, self, "hubs",
"Mark neighbours of selected vertices")
ib = OWGUI.indentedBox(ribg, orientation=0)
self.ctrlMarkDistance = OWGUI.spin(
ib,
self,
"markDistance",
0,
100,
1,
label="Distance ",
callback=(lambda h=2: self.setHubs(h)))
self.ctrlMarkFreeze = OWGUI.button(ib,
self,
"&Freeze",
value="graph.freezeNeighbours",
toggleButton=True)
OWGUI.widgetLabel(ribg, "Mark vertices with ...")
OWGUI.appendRadioButton(ribg, self, "hubs", "at least N connections")
OWGUI.appendRadioButton(ribg, self, "hubs", "at most N connections")
self.ctrlMarkNConnections = OWGUI.spin(
OWGUI.indentedBox(ribg),
self,
"markNConnections",
0,
1000000,
1,
label="N ",
callback=(lambda h=4: self.setHubs(h)))
OWGUI.appendRadioButton(ribg, self, "hubs",
"more connections than any neighbour")
OWGUI.appendRadioButton(ribg, self, "hubs",
"more connections than avg neighbour")
OWGUI.appendRadioButton(ribg, self, "hubs", "most connections")
ib = OWGUI.indentedBox(ribg)
self.ctrlMarkNumber = OWGUI.spin(
ib,
self,
"markNumber",
0,
1000000,
1,
label="Number of vertices" + ": ",
callback=(lambda h=8: self.setHubs(h)))
OWGUI.widgetLabel(ib, "(More vertices are marked in case of ties)")
ib = QHGroupBox("Selection", self.markTab)
btnM2S = OWGUI.button(ib, self, "", callback=self.markedToSelection)
btnM2S.setPixmap(QPixmap(dlg_mark2sel))
QToolTip.add(btnM2S, "Add Marked to Selection")
btnS2M = OWGUI.button(ib, self, "", callback=self.markedFromSelection)
btnS2M.setPixmap(QPixmap(dlg_sel2mark))
QToolTip.add(btnS2M, "Remove Marked from Selection")
btnSIM = OWGUI.button(ib, self, "", callback=self.setSelectionToMarked)
btnSIM.setPixmap(QPixmap(dlg_selIsmark))
QToolTip.add(btnSIM, "Set Selection to Marked")
self.hideBox = QHGroupBox("Hide vertices", self.markTab)
btnSEL = OWGUI.button(self.hideBox,
self,
"",
callback=self.hideSelected)
btnSEL.setPixmap(QPixmap(dlg_selected))
QToolTip.add(btnSEL, "Selected")
btnUN = OWGUI.button(self.hideBox,
self,
"",
callback=self.hideAllButSelected)
btnUN.setPixmap(QPixmap(dlg_unselected))
QToolTip.add(btnUN, "Unselected")
OWGUI.button(self.hideBox, self, "Show", callback=self.showAllNodes)
T = OWToolbars.NavigateSelectToolbar
self.zoomSelectToolbar = OWToolbars.NavigateSelectToolbar(
self,
self.controlArea,
self.graph,
self.autoSendSelection,
buttons=(T.IconZoom, T.IconZoomExtent, T.IconZoomSelection,
("", "", "", None, None, 0, "navigate"), T.IconPan,
("Move selection", "buttonMoveSelection",
"activateMoveSelection", QPixmap(OWToolbars.dlg_select),
Qt.arrowCursor, 1, "select"), T.IconRectangle,
T.IconPolygon, ("", "", "", None, None, 0,
"select"), T.IconSendSelection))
ib = OWGUI.widgetBox(self.infoTab, "General", addSpace=True)
OWGUI.label(ib, self, "Number of vertices: %(nVertices)i")
OWGUI.label(ib, self, "Number of edges: %(nEdges)i")
OWGUI.label(ib, self, "Vertices per edge: %(verticesPerEdge).2f")
OWGUI.label(ib, self, "Edges per vertex: %(edgesPerVertex).2f")
OWGUI.label(ib, self, "Diameter: %(diameter)i")
self.insideView = 0
self.insideViewNeighbours = 2
self.insideSpin = OWGUI.spin(self.protoTab,
self,
"insideViewNeighbours",
1,
6,
1,
label="Inside view (neighbours): ",
checked="insideView",
checkCallback=self.insideview,
callback=self.insideviewneighbours)
#OWGUI.button(self.protoTab, self, "Clustering", callback=self.clustering)
OWGUI.button(self.protoTab, self, "Collapse", callback=self._collapse)
self.icons = self.createAttributeIconDict()
self.setHubs()
self.resize(850, 700)
def __init__(self, parent=None, signalManager=None, name="Interactive Discretization"):
OWWidget.__init__(self, parent, signalManager, name)
self.showBaseLine=1
self.showLookaheadLine=1
self.showTargetClassProb=1
self.showRug=0
self.snap=1
self.measure=0
self.targetClass=0
self.discretization = self.classDiscretization = self.indiDiscretization = 1
self.intervals = self.classIntervals = self.indiIntervals = 3
self.outputOriginalClass = True
self.indiData = []
self.indiLabels = []
self.resetIndividuals = 0
self.customClassSplits = ""
self.selectedAttr = 0
self.customSplits = ["", "", ""]
self.autoApply = True
self.dataChanged = False
self.autoSynchronize = True
self.pointsChanged = False
self.customLineEdits = []
self.needsDiscrete = []
self.data = self.originalData = None
self.loadSettings()
self.inputs=[("Data", ExampleTable, self.setData)]
self.outputs=[("Data", ExampleTable)]
self.measures=[("Information gain", orange.MeasureAttribute_info()),
#("Gain ratio", orange.MeasureAttribute_gainRatio),
("Gini", orange.MeasureAttribute_gini()),
("chi-square", orange.MeasureAttribute_chiSquare()),
("chi-square prob.", orange.MeasureAttribute_chiSquare(computeProbabilities=1)),
("Relevance", orange.MeasureAttribute_relevance()),
("ReliefF", orange.MeasureAttribute_relief())]
self.discretizationMethods=["Leave continuous", "Entropy-MDL discretization", "Equal-frequency discretization", "Equal-width discretization", "Remove continuous attributes"]
self.classDiscretizationMethods=["Equal-frequency discretization", "Equal-width discretization"]
self.indiDiscretizationMethods=["Default", "Leave continuous", "Entropy-MDL discretization", "Equal-frequency discretization", "Equal-width discretization", "Remove attribute"]
self.mainHBox = OWGUI.widgetBox(self.mainArea, orientation=0)
vbox = self.controlArea
box = OWGUI.radioButtonsInBox(vbox, self, "discretization", self.discretizationMethods[:-1], "Default discretization", callback=[self.clearLineEditFocus, self.defaultMethodChanged])
self.needsDiscrete.append(box.buttons[1])
box.setSizePolicy(QSizePolicy(QSizePolicy.Minimum, QSizePolicy.Fixed))
indent = OWGUI.checkButtonOffsetHint(self.needsDiscrete[-1])
self.interBox = OWGUI.widgetBox(OWGUI.indentedBox(box, sep=indent))
OWGUI.widgetLabel(self.interBox, "Number of intervals (for equal width/frequency)")
OWGUI.separator(self.interBox, height=4)
self.intervalSlider=OWGUI.hSlider(OWGUI.indentedBox(self.interBox), self, "intervals", None, 2, 10, callback=[self.clearLineEditFocus, self.defaultMethodChanged])
OWGUI.appendRadioButton(box, self, "discretization", self.discretizationMethods[-1])
OWGUI.separator(vbox)
ribg = OWGUI.radioButtonsInBox(vbox, self, "resetIndividuals", ["Use default discretization for all attributes", "Explore and set individual discretizations"], "Individual attribute treatment", callback = self.setAllIndividuals)
ll = QWidget(ribg)
ll.setFixedHeight(1)
OWGUI.widgetLabel(ribg, "Set discretization of all attributes to")
hcustbox = OWGUI.widgetBox(OWGUI.indentedBox(ribg), 0, 0)
for c in range(1, 4):
OWGUI.appendRadioButton(ribg, self, "resetIndividuals", "Custom %i" % c, insertInto = hcustbox)
OWGUI.separator(vbox)
box = self.classDiscBox = OWGUI.radioButtonsInBox(vbox, self, "classDiscretization", self.classDiscretizationMethods, "Class discretization", callback=[self.clearLineEditFocus, self.classMethodChanged])
cinterBox = OWGUI.widgetBox(box)
self.intervalSlider=OWGUI.hSlider(OWGUI.indentedBox(cinterBox, sep=indent), self, "classIntervals", None, 2, 10, callback=[self.clearLineEditFocus, self.classMethodChanged], label="Number of intervals")
hbox = OWGUI.widgetBox(box, orientation = 0)
OWGUI.appendRadioButton(box, self, "discretization", "Custom" + " ", insertInto = hbox)
self.classCustomLineEdit = OWGUI.lineEdit(hbox, self, "customClassSplits", callback = self.classCustomChanged, focusInCallback = self.classCustomSelected)
# Can't validate - need to allow spaces
box.setSizePolicy(QSizePolicy(QSizePolicy.Minimum, QSizePolicy.Fixed))
OWGUI.separator(box)
self.classIntervalsLabel = OWGUI.widgetLabel(box, "Current splits: ")
OWGUI.separator(box)
OWGUI.checkBox(box, self, "outputOriginalClass", "Output original class", callback = self.commitIf)
OWGUI.widgetLabel(box, "("+"Widget always uses discretized class internally."+")")
OWGUI.separator(vbox)
#OWGUI.rubber(vbox)
box = OWGUI.widgetBox(vbox, "Commit")
applyButton = OWGUI.button(box, self, "Commit", callback = self.commit, default=True)
autoApplyCB = OWGUI.checkBox(box, self, "autoApply", "Commit automatically", callback=[self.clearLineEditFocus])
OWGUI.setStopper(self, applyButton, autoApplyCB, "dataChanged", self.commit)
OWGUI.rubber(vbox)
#self.mainSeparator = OWGUI.separator(self.mainHBox, width=25) # space between control and main area
self.mainIABox = OWGUI.widgetBox(self.mainHBox, "Individual attribute settings")
self.mainBox = OWGUI.widgetBox(self.mainIABox, orientation=0)
OWGUI.separator(self.mainIABox)#, height=30)
graphBox = OWGUI.widgetBox(self.mainIABox, "", orientation=0)
# self.needsDiscrete.append(graphBox)
graphOptBox = OWGUI.widgetBox(graphBox)
OWGUI.separator(graphBox, width=10)
graphGraphBox = OWGUI.widgetBox(graphBox)
self.graph = DiscGraph(self, graphGraphBox)
graphGraphBox.layout().addWidget(self.graph)
reportButton2 = OWGUI.button(graphGraphBox, self, "Report Graph", callback = self.reportGraph, debuggingEnabled=0)
#graphOptBox.layout().setSpacing(4)
box = OWGUI.widgetBox(graphOptBox, "Split gain measure", addSpace=True)
self.measureCombo=OWGUI.comboBox(box, self, "measure", orientation=0, items=[e[0] for e in self.measures], callback=[self.clearLineEditFocus, self.graph.invalidateBaseScore, self.graph.plotBaseCurve])
OWGUI.checkBox(box, self, "showBaseLine", "Show discretization gain", callback=[self.clearLineEditFocus, self.graph.plotBaseCurve])
OWGUI.checkBox(box, self, "showLookaheadLine", "Show lookahead gain", callback=self.clearLineEditFocus)
self.needsDiscrete.append(box)
box = OWGUI.widgetBox(graphOptBox, "Target class", addSpace=True)
self.targetCombo=OWGUI.comboBox(box, self, "targetClass", orientation=0, callback=[self.clearLineEditFocus, self.graph.targetClassChanged])
stc = OWGUI.checkBox(box, self, "showTargetClassProb", "Show target class probability", callback=[self.clearLineEditFocus, self.graph.plotProbCurve])
OWGUI.checkBox(box, self, "showRug", "Show rug (may be slow)", callback=[self.clearLineEditFocus, self.graph.plotRug])
self.needsDiscrete.extend([self.targetCombo, stc])
box = OWGUI.widgetBox(graphOptBox, "Editing", addSpace=True)
OWGUI.checkBox(box, self, "snap", "Snap to grid", callback=[self.clearLineEditFocus])
syncCB = OWGUI.checkBox(box, self, "autoSynchronize", "Apply on the fly", callback=self.clearLineEditFocus)
syncButton = OWGUI.button(box, self, "Apply", callback = self.synchronizePressed)
OWGUI.setStopper(self, syncButton, syncCB, "pointsChanged", self.synchronize)
OWGUI.rubber(graphOptBox)
self.attrList = OWGUI.listBox(self.mainBox, self, callback = self.individualSelected)
self.attrList.setItemDelegate(CustomListItemDelegate(self.attrList))
self.attrList.setFixedWidth(300)
self.defaultMethodChanged()
OWGUI.separator(self.mainBox, width=10)
box = OWGUI.radioButtonsInBox(OWGUI.widgetBox(self.mainBox), self, "indiDiscretization", [], callback=[self.clearLineEditFocus, self.indiMethodChanged])
#hbbox = OWGUI.widgetBox(box)
#hbbox.layout().setSpacing(4)
for meth in self.indiDiscretizationMethods[:-1]:
OWGUI.appendRadioButton(box, self, "indiDiscretization", meth)
self.needsDiscrete.append(box.buttons[2])
self.indiInterBox = OWGUI.indentedBox(box, sep=indent, orientation = "horizontal")
OWGUI.widgetLabel(self.indiInterBox, "Num. of intervals: ")
self.indiIntervalSlider = OWGUI.hSlider(self.indiInterBox, self, "indiIntervals", None, 2, 10, callback=[self.clearLineEditFocus, self.indiMethodChanged], width = 100)
OWGUI.rubber(self.indiInterBox)
OWGUI.appendRadioButton(box, self, "indiDiscretization", self.indiDiscretizationMethods[-1])
#OWGUI.rubber(hbbox)
#OWGUI.separator(box)
#hbbox = OWGUI.widgetBox(box)
for i in range(3):
hbox = OWGUI.widgetBox(box, orientation = "horizontal")
OWGUI.appendRadioButton(box, self, "indiDiscretization", "Custom %i" % (i+1) + " ", insertInto = hbox)
le = OWGUI.lineEdit(hbox, self, "", callback = lambda w=i: self.customChanged(w), focusInCallback = lambda w=i: self.customSelected(w))
le.setFixedWidth(110)
self.customLineEdits.append(le)
OWGUI.toolButton(hbox, self, "CC", width=30, callback = lambda w=i: self.copyToCustom(w))
OWGUI.rubber(hbox)
OWGUI.rubber(box)
#self.controlArea.setFixedWidth(0)
self.contAttrIcon = self.createAttributeIconDict()[orange.VarTypes.Continuous]
self.setAllIndividuals()
def __init__(self,parent=None, signalManager = None):
OWWidget.__init__(self, parent, signalManager, "Rank")
self.inputs = [("Examples", ExampleTable, self.setData)]
self.outputs = [("Reduced Example Table", ExampleTable, Default + Single), ("ExampleTable Attributes", ExampleTable, NonDefault)]
self.settingsList += self.measuresAttrs
self.logORIdx = self.measuresShort.index("log OR")
self.nDecimals = 3
self.reliefK = 10
self.reliefN = 20
self.nIntervals = 4
self.sortBy = 0
self.selectMethod = 2
self.nSelected = 5
self.autoApply = True
self.showDistributions = 1
self.distColorRgb = (220,220,220, 255)
self.distColor = QColor(*self.distColorRgb)
self.minmax = {}
self.data = None
for meas in self.measuresAttrs:
setattr(self, meas, True)
self.loadSettings()
labelWidth = 80
box = OWGUI.widgetBox(self.controlArea, "Scoring", addSpace=True)
for meas, valueName in zip(self.measures, self.measuresAttrs):
if valueName == "computeReliefF":
hbox = OWGUI.widgetBox(box, orientation = "horizontal")
OWGUI.checkBox(hbox, self, valueName, meas, callback=self.measuresChanged)
hbox.layout().addSpacing(5)
smallWidget = OWGUI.SmallWidgetLabel(hbox, pixmap = 1, box = "ReliefF Parameters", tooltip = "Show ReliefF parameters")
OWGUI.spin(smallWidget.widget, self, "reliefK", 1, 20, label="Neighbours", labelWidth=labelWidth, orientation=0, callback=self.reliefChanged, callbackOnReturn = True)
OWGUI.spin(smallWidget.widget, self, "reliefN", 20, 100, label="Examples", labelWidth=labelWidth, orientation=0, callback=self.reliefChanged, callbackOnReturn = True)
OWGUI.button(smallWidget.widget, self, "Load defaults", callback = self.loadReliefDefaults)
OWGUI.rubber(hbox)
else:
OWGUI.checkBox(box, self, valueName, meas, callback=self.measuresChanged)
OWGUI.separator(box)
OWGUI.comboBox(box, self, "sortBy", label = "Sort by"+" ", items = ["No Sorting", "Attribute Name", "Number of Values"] + self.measures, orientation=0, valueType = int, callback=self.sortingChanged)
box = OWGUI.widgetBox(self.controlArea, "Discretization", addSpace=True)
OWGUI.spin(box, self, "nIntervals", 2, 20, label="Intervals: ", orientation=0, callback=self.discretizationChanged, callbackOnReturn = True)
box = OWGUI.widgetBox(self.controlArea, "Precision", addSpace=True)
OWGUI.spin(box, self, "nDecimals", 1, 6, label="No. of decimals: ", orientation=0, callback=self.decimalsChanged)
box = OWGUI.widgetBox(self.controlArea, "Score bars", orientation="horizontal", addSpace=True)
self.cbShowDistributions = OWGUI.checkBox(box, self, "showDistributions", 'Enable', callback = self.cbShowDistributions)
# colBox = OWGUI.indentedBox(box, orientation = "horizontal")
OWGUI.rubber(box)
box = OWGUI.widgetBox(box, orientation="horizontal")
wl = OWGUI.widgetLabel(box, "Color: ")
OWGUI.separator(box)
self.colButton = OWGUI.toolButton(box, self, self.changeColor, width=20, height=20, debuggingEnabled = 0)
self.cbShowDistributions.disables.extend([wl, self.colButton])
self.cbShowDistributions.makeConsistent()
# OWGUI.rubber(box)
selMethBox = OWGUI.widgetBox(self.controlArea, "Select attributes", addSpace=True)
self.clearButton = OWGUI.button(selMethBox, self, "Clear", callback=self.clearSelection)
self.clearButton.setDisabled(True)
buttonGrid = QGridLayout()
selMethRadio = OWGUI.radioButtonsInBox(selMethBox, self, "selectMethod", [], callback=self.selectMethodChanged)
b1 = OWGUI.appendRadioButton(selMethRadio, self, "selectMethod", "All", insertInto=selMethRadio, callback=self.selectMethodChanged, addToLayout=False)
b2 = OWGUI.appendRadioButton(selMethRadio, self, "selectMethod", "Manual", insertInto=selMethRadio, callback=self.selectMethodChanged, addToLayout=False)
b3 = OWGUI.appendRadioButton(selMethRadio, self, "selectMethod", "Best ranked", insertInto=selMethRadio, callback=self.selectMethodChanged, addToLayout=False)
# brBox = OWGUI.widgetBox(selMethBox, orientation="horizontal", margin=0)
# OWGUI.appendRadioButton(selMethRadio, self, "selectMethod", "Best ranked", insertInto=brBox, callback=self.selectMethodChanged)
spin = OWGUI.spin(OWGUI.widgetBox(selMethRadio, addToLayout=False), self, "nSelected", 1, 100, orientation=0, callback=self.nSelectedChanged)
buttonGrid.addWidget(b1, 0, 0)
buttonGrid.addWidget(b2, 1, 0)
buttonGrid.addWidget(b3, 2, 0)
buttonGrid.addWidget(spin, 2, 1)
selMethRadio.layout().addLayout(buttonGrid)
OWGUI.separator(selMethBox)
applyButton = OWGUI.button(selMethBox, self, "Commit", callback = self.apply)
autoApplyCB = OWGUI.checkBox(selMethBox, self, "autoApply", "Commit automatically")
OWGUI.setStopper(self, applyButton, autoApplyCB, "dataChanged", self.apply)
OWGUI.rubber(self.controlArea)
self.table = QTableWidget()
self.mainArea.layout().addWidget(self.table)
self.table.setSelectionBehavior(QAbstractItemView.SelectRows)
self.table.setSelectionMode(QAbstractItemView.MultiSelection)
self.table.verticalHeader().setResizeMode(QHeaderView.ResizeToContents)
self.table.setItemDelegate(RankItemDelegate(self, self.table))
self.topheader = self.table.horizontalHeader()
self.topheader.setSortIndicatorShown(1)
self.topheader.setHighlightSections(0)
self.setMeasures()
self.resetInternals()
self.connect(self.table.horizontalHeader(), SIGNAL("sectionClicked(int)"), self.headerClick)
self.connect(self.table, SIGNAL("clicked (const QModelIndex&)"), self.selectItem)
self.connect(self.table, SIGNAL("itemSelectionChanged()"), self.onSelectionChanged)
self.resize(690,500)
self.updateColor()
def addHistogramControls(self, parent=None):
# set default settings
self.spinLowerThreshold = 0
self.spinLowerChecked = False
self.spinUpperThreshold = 0
self.spinUpperChecked = False
self.netOption = 0
self.dstWeight = 0
self.kNN = 0
self.andor = 0
self.matrix = None
self.excludeLimit = 2
self.percentil = 0
self.graph = None
self.graph_matrix = None
if parent is None:
parent = self.controlArea
boxGeneral = OWGUI.widgetBox(parent, box="Distance boundaries")
ribg = OWGUI.widgetBox(boxGeneral, None, orientation="horizontal", addSpace=False)
OWGUI.lineEdit(ribg, self, "spinLowerThreshold", "Lower", orientation='horizontal', callback=self.changeLowerSpin, valueType=float, enterPlaceholder=True, controlWidth=100)
OWGUI.lineEdit(ribg, self, "spinUpperThreshold", "Upper ", orientation='horizontal', callback=self.changeUpperSpin, valueType=float, enterPlaceholder=True, controlWidth=100)
ribg.layout().addStretch(1)
#ribg = OWGUI.radioButtonsInBox(boxGeneral, self, "andor", [], orientation='horizontal', callback = self.generateGraph)
#OWGUI.appendRadioButton(ribg, self, "andor", "OR", callback = self.generateGraph)
#b = OWGUI.appendRadioButton(ribg, self, "andor", "AND", callback = self.generateGraph)
#b.setEnabled(False)
#ribg.hide(False)
ribg = OWGUI.widgetBox(boxGeneral, None, orientation="horizontal", addSpace=False)
OWGUI.spin(ribg, self, "kNN", 0, 1000, 1, label="kNN ", orientation='horizontal', callback=self.generateGraph, callbackOnReturn=1, controlWidth=100)
OWGUI.doubleSpin(ribg, self, "percentil", 0, 100, 0.1, label="Percentile", orientation='horizontal', callback=self.setPercentil, callbackOnReturn=1, controlWidth=100)
ribg.layout().addStretch(1)
# Options
self.attrColor = ""
ribg = OWGUI.radioButtonsInBox(parent, self, "netOption", [], "Options", callback=self.generateGraph)
OWGUI.appendRadioButton(ribg, self, "netOption", "All vertices", callback=self.generateGraph)
hb = OWGUI.widgetBox(ribg, None, orientation="horizontal", addSpace=False)
OWGUI.appendRadioButton(ribg, self, "netOption", "Large components only. Min nodes:", insertInto=hb, callback=self.generateGraph)
OWGUI.spin(hb, self, "excludeLimit", 2, 100, 1, callback=(lambda h=True: self.generateGraph(h)))
OWGUI.appendRadioButton(ribg, self, "netOption", "Largest connected component only", callback=self.generateGraph)
OWGUI.appendRadioButton(ribg, self, "netOption", "Connected component with vertex")
self.attribute = None
self.attributeCombo = OWGUI.comboBox(parent, self, "attribute", box="Filter attribute", orientation='horizontal')#, callback=self.setVertexColor)
ribg = OWGUI.radioButtonsInBox(parent, self, "dstWeight", [], "Distance -> Weight", callback=self.generateGraph)
hb = OWGUI.widgetBox(ribg, None, orientation="horizontal", addSpace=False)
OWGUI.appendRadioButton(ribg, self, "dstWeight", "Weight := distance", insertInto=hb, callback=self.generateGraph)
OWGUI.appendRadioButton(ribg, self, "dstWeight", "Weight := 1 - distance", insertInto=hb, callback=self.generateGraph)
self.label = ''
self.searchString = OWGUI.lineEdit(self.attributeCombo.box, self, "label", callback=self.setSearchStringTimer, callbackOnType=True)
self.searchStringTimer = QTimer(self)
self.connect(self.searchStringTimer, SIGNAL("timeout()"), self.generateGraph)
if str(self.netOption) != '3':
self.attributeCombo.box.setEnabled(False)
def __init__(self, parent=None, signalManager=None, name="Interactive Discretization"):
OWWidget.__init__(self, parent, signalManager, name)
self.showBaseLine=1
self.showLookaheadLine=1
self.showTargetClassProb=1
self.showRug=0
self.snap=1
self.measure=0
self.targetClass=0
self.discretization = self.classDiscretization = self.indiDiscretization = 1
self.intervals = self.classIntervals = self.indiIntervals = 3
self.outputOriginalClass = True
self.indiData = []
self.indiLabels = []
self.resetIndividuals = 0
self.customClassSplits = ""
self.selectedAttr = 0
self.customSplits = ["", "", ""]
self.autoApply = True
self.dataChanged = False
self.autoSynchronize = True
self.pointsChanged = False
self.customLineEdits = []
self.needsDiscrete = []
self.data = self.originalData = None
self.loadSettings()
self.inputs=[("Data", ExampleTable, self.setData)]
self.outputs=[("Data", ExampleTable)]
self.measures=[("Information gain", orange.MeasureAttribute_info()),
#("Gain ratio", orange.MeasureAttribute_gainRatio),
("Gini", orange.MeasureAttribute_gini()),
("chi-square", orange.MeasureAttribute_chiSquare()),
("chi-square prob.", orange.MeasureAttribute_chiSquare(computeProbabilities=1)),
("Relevance", orange.MeasureAttribute_relevance()),
("ReliefF", orange.MeasureAttribute_relief())]
self.discretizationMethods=["Leave continuous", "Entropy-MDL discretization", "Equal-frequency discretization", "Equal-width discretization", "Remove continuous attributes"]
self.classDiscretizationMethods=["Equal-frequency discretization", "Equal-width discretization"]
self.indiDiscretizationMethods=["Default", "Leave continuous", "Entropy-MDL discretization", "Equal-frequency discretization", "Equal-width discretization", "Remove attribute"]
self.mainHBox = OWGUI.widgetBox(self.mainArea, orientation=0)
vbox = self.controlArea
box = OWGUI.radioButtonsInBox(vbox, self, "discretization", self.discretizationMethods[:-1], "Default discretization", callback=[self.clearLineEditFocus, self.defaultMethodChanged])
self.needsDiscrete.append(box.buttons[1])
box.setSizePolicy(QSizePolicy(QSizePolicy.Minimum, QSizePolicy.Fixed))
indent = OWGUI.checkButtonOffsetHint(self.needsDiscrete[-1])
self.interBox = OWGUI.widgetBox(OWGUI.indentedBox(box, sep=indent))
OWGUI.widgetLabel(self.interBox, "Number of intervals (for equal width/frequency)")
OWGUI.separator(self.interBox, height=4)
self.intervalSlider=OWGUI.hSlider(OWGUI.indentedBox(self.interBox), self, "intervals", None, 2, 10, callback=[self.clearLineEditFocus, self.defaultMethodChanged])
OWGUI.appendRadioButton(box, self, "discretization", self.discretizationMethods[-1])
OWGUI.separator(vbox)
ribg = OWGUI.radioButtonsInBox(vbox, self, "resetIndividuals", ["Use default discretization for all attributes", "Explore and set individual discretizations"], "Individual attribute treatment", callback = self.setAllIndividuals)
ll = QWidget(ribg)
ll.setFixedHeight(1)
OWGUI.widgetLabel(ribg, "Set discretization of all attributes to")
hcustbox = OWGUI.widgetBox(OWGUI.indentedBox(ribg), 0, 0)
for c in range(1, 4):
OWGUI.appendRadioButton(ribg, self, "resetIndividuals", "Custom %i" % c, insertInto = hcustbox)
OWGUI.separator(vbox)
box = self.classDiscBox = OWGUI.radioButtonsInBox(vbox, self, "classDiscretization", self.classDiscretizationMethods, "Class discretization", callback=[self.clearLineEditFocus, self.classMethodChanged])
cinterBox = OWGUI.widgetBox(box)
self.intervalSlider=OWGUI.hSlider(OWGUI.indentedBox(cinterBox, sep=indent), self, "classIntervals", None, 2, 10, callback=[self.clearLineEditFocus, self.classMethodChanged], label="Number of intervals")
hbox = OWGUI.widgetBox(box, orientation = 0)
OWGUI.appendRadioButton(box, self, "discretization", "Custom" + " ", insertInto = hbox)
self.classCustomLineEdit = OWGUI.lineEdit(hbox, self, "customClassSplits", callback = self.classCustomChanged, focusInCallback = self.classCustomSelected)
# Can't validate - need to allow spaces
box.setSizePolicy(QSizePolicy(QSizePolicy.Minimum, QSizePolicy.Fixed))
OWGUI.separator(box)
self.classIntervalsLabel = OWGUI.widgetLabel(box, "Current splits: ")
OWGUI.separator(box)
OWGUI.checkBox(box, self, "outputOriginalClass", "Output original class", callback = self.commitIf)
OWGUI.widgetLabel(box, "("+"Widget always uses discretized class internally."+")")
OWGUI.separator(vbox)
#OWGUI.rubber(vbox)
box = OWGUI.widgetBox(vbox, "Commit")
applyButton = OWGUI.button(box, self, "Commit", callback = self.commit, default=True)
autoApplyCB = OWGUI.checkBox(box, self, "autoApply", "Commit automatically", callback=[self.clearLineEditFocus])
OWGUI.setStopper(self, applyButton, autoApplyCB, "dataChanged", self.commit)
OWGUI.rubber(vbox)
#self.mainSeparator = OWGUI.separator(self.mainHBox, width=25) # space between control and main area
self.mainIABox = OWGUI.widgetBox(self.mainHBox, "Individual attribute settings")
self.mainBox = OWGUI.widgetBox(self.mainIABox, orientation=0)
OWGUI.separator(self.mainIABox)#, height=30)
graphBox = OWGUI.widgetBox(self.mainIABox, "", orientation=0)
# self.needsDiscrete.append(graphBox)
graphOptBox = OWGUI.widgetBox(graphBox)
OWGUI.separator(graphBox, width=10)
graphGraphBox = OWGUI.widgetBox(graphBox)
self.graph = DiscGraph(self, graphGraphBox)
graphGraphBox.layout().addWidget(self.graph)
reportButton2 = OWGUI.button(graphGraphBox, self, "Report Graph", callback = self.reportGraph, debuggingEnabled=0)
#graphOptBox.layout().setSpacing(4)
box = OWGUI.widgetBox(graphOptBox, "Split gain measure", addSpace=True)
self.measureCombo=OWGUI.comboBox(box, self, "measure", orientation=0, items=[e[0] for e in self.measures], callback=[self.clearLineEditFocus, self.graph.invalidateBaseScore, self.graph.plotBaseCurve])
OWGUI.checkBox(box, self, "showBaseLine", "Show discretization gain", callback=[self.clearLineEditFocus, self.graph.plotBaseCurve])
OWGUI.checkBox(box, self, "showLookaheadLine", "Show lookahead gain", callback=self.clearLineEditFocus)
self.needsDiscrete.append(box)
box = OWGUI.widgetBox(graphOptBox, "Target class", addSpace=True)
self.targetCombo=OWGUI.comboBox(box, self, "targetClass", orientation=0, callback=[self.clearLineEditFocus, self.graph.targetClassChanged])
stc = OWGUI.checkBox(box, self, "showTargetClassProb", "Show target class probability", callback=[self.clearLineEditFocus, self.graph.plotProbCurve])
OWGUI.checkBox(box, self, "showRug", "Show rug (may be slow)", callback=[self.clearLineEditFocus, self.graph.plotRug])
self.needsDiscrete.extend([self.targetCombo, stc])
box = OWGUI.widgetBox(graphOptBox, "Editing", addSpace=True)
OWGUI.checkBox(box, self, "snap", "Snap to grid", callback=[self.clearLineEditFocus])
syncCB = OWGUI.checkBox(box, self, "autoSynchronize", "Apply on the fly", callback=self.clearLineEditFocus)
syncButton = OWGUI.button(box, self, "Apply", callback = self.synchronizePressed)
OWGUI.setStopper(self, syncButton, syncCB, "pointsChanged", self.synchronize)
OWGUI.rubber(graphOptBox)
self.attrList = OWGUI.listBox(self.mainBox, self, callback = self.individualSelected)
self.attrList.setItemDelegate(CustomListItemDelegate(self.attrList))
self.attrList.setFixedWidth(300)
self.defaultMethodChanged()
OWGUI.separator(self.mainBox, width=10)
box = OWGUI.radioButtonsInBox(OWGUI.widgetBox(self.mainBox), self, "indiDiscretization", [], callback=[self.clearLineEditFocus, self.indiMethodChanged])
#hbbox = OWGUI.widgetBox(box)
#hbbox.layout().setSpacing(4)
for meth in self.indiDiscretizationMethods[:-1]:
OWGUI.appendRadioButton(box, self, "indiDiscretization", meth)
self.needsDiscrete.append(box.buttons[2])
self.indiInterBox = OWGUI.indentedBox(box, sep=indent, orientation = "horizontal")
OWGUI.widgetLabel(self.indiInterBox, "Num. of intervals: ")
self.indiIntervalSlider = OWGUI.hSlider(self.indiInterBox, self, "indiIntervals", None, 2, 10, callback=[self.clearLineEditFocus, self.indiMethodChanged], width = 100)
OWGUI.rubber(self.indiInterBox)
OWGUI.appendRadioButton(box, self, "indiDiscretization", self.indiDiscretizationMethods[-1])
#OWGUI.rubber(hbbox)
#OWGUI.separator(box)
#hbbox = OWGUI.widgetBox(box)
for i in range(3):
hbox = OWGUI.widgetBox(box, orientation = "horizontal")
OWGUI.appendRadioButton(box, self, "indiDiscretization", "Custom %i" % (i+1) + " ", insertInto = hbox)
le = OWGUI.lineEdit(hbox, self, "", callback = lambda w=i: self.customChanged(w), focusInCallback = lambda w=i: self.customSelected(w))
le.setFixedWidth(110)
self.customLineEdits.append(le)
OWGUI.toolButton(hbox, self, "CC", width=30, callback = lambda w=i: self.copyToCustom(w))
OWGUI.rubber(hbox)
OWGUI.rubber(box)
#self.controlArea.setFixedWidth(0)
self.contAttrIcon = self.createAttributeIconDict()[orange.VarTypes.Continuous]
self.setAllIndividuals()
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self,
parent,
signalManager,
'SampleData',
wantMainArea=0)
self.inputs = [("Data", ExampleTable, self.setData)]
self.outputs = [("Data Sample", ExampleTable),
("Remaining Data", ExampleTable)]
# initialization of variables
self.data = None # dataset (incoming stream)
self.indices = None # indices that control sampling
self.Stratified = 1 # use stratified sampling if possible?
self.Repeat = 0 # can elements repeat in a sample?
self.UseSpecificSeed = 0 # use a specific random seed?
self.RandomSeed = 1 # specific seed used
self.GroupSeed = 1 # current seed for multiple group selection
self.outFold = 1 # folder/group to output
self.Folds = 1 # total number of folds/groups
self.SelectType = 0 # sampling type (LOO, CV, ...)
self.useCases = 0 # use a specific number of cases?
self.nCases = 25 # number of cases to use
self.selPercentage = 30 # sample size in %
self.CVFolds = 10 # number of CV folds
self.nGroups = 3 # number of groups
self.pGroups = [0.1, 0.25, 0.5] # sizes of groups
self.GroupText = '0.1,0.25,0.5' # assigned to Groups Control (for internal use)
self.autocommit = False
# Invalidated settings flag.
self.outputInvalidateFlag = False
self.loadSettings()
# GUI
# Info Box
box1 = OWGUI.widgetBox(self.controlArea, "Information", addSpace=True)
# Input data set info
self.infoa = OWGUI.widgetLabel(box1, 'No data on input.')
# Sampling type/parameters info
self.infob = OWGUI.widgetLabel(box1, ' ')
# Output data set info
self.infoc = OWGUI.widgetLabel(box1, ' ')
# Options Box
box2 = OWGUI.widgetBox(self.controlArea, 'Options', addSpace=True)
OWGUI.checkBox(box2,
self,
'Stratified',
'Stratified (if possible)',
callback=self.settingsChanged)
OWGUI.checkWithSpin(box2,
self,
'Set random seed:',
0,
32767,
'UseSpecificSeed',
'RandomSeed',
checkCallback=self.settingsChanged,
spinCallback=self.settingsChanged)
# Sampling Type Box
self.s = [None, None, None, None]
self.sBox = OWGUI.widgetBox(self.controlArea,
"Sampling type",
addSpace=True)
self.sBox.buttons = []
# Random Sampling
self.s[0] = OWGUI.appendRadioButton(self.sBox, self, "SelectType",
'Random sampling')
# indent
indent = OWGUI.checkButtonOffsetHint(self.s[0])
# repeat checkbox
self.h1Box = OWGUI.indentedBox(self.sBox,
sep=indent,
orientation="horizontal")
OWGUI.checkBox(self.h1Box,
self,
'Repeat',
'With replacement',
callback=self.settingsChanged)
# specified number of elements checkbox
self.h2Box = OWGUI.indentedBox(self.sBox,
sep=indent,
orientation="horizontal")
check, _ = OWGUI.checkWithSpin(self.h2Box,
self,
'Sample size (instances):',
1,
1000000000,
'useCases',
'nCases',
checkCallback=self.settingsChanged,
spinCallback=self.settingsChanged)
# percentage slider
self.h3Box = OWGUI.indentedBox(self.sBox, sep=indent)
OWGUI.widgetLabel(self.h3Box, "Sample size:")
self.slidebox = OWGUI.widgetBox(self.h3Box, orientation="horizontal")
OWGUI.hSlider(self.slidebox,
self,
'selPercentage',
minValue=1,
maxValue=100,
step=1,
ticks=10,
labelFormat=" %d%%",
callback=self.settingsChanged)
# Sample size (instances) check disables the Percentage slider.
# TODO: Should be an exclusive option (radio buttons)
check.disables.extend([(-1, self.h3Box)])
check.makeConsistent()
# Cross Validation sampling options
self.s[1] = OWGUI.appendRadioButton(self.sBox, self, "SelectType",
"Cross validation")
box = OWGUI.indentedBox(self.sBox,
sep=indent,
orientation="horizontal")
OWGUI.spin(box,
self,
'CVFolds',
2,
100,
step=1,
label='Number of folds: ',
callback=self.settingsChanged)
# Leave-One-Out
self.s[2] = OWGUI.appendRadioButton(self.sBox, self, "SelectType",
"Leave-one-out")
# Multiple Groups
self.s[3] = OWGUI.appendRadioButton(self.sBox, self, "SelectType",
'Multiple subsets')
gbox = OWGUI.indentedBox(self.sBox,
sep=indent,
orientation="horizontal")
OWGUI.lineEdit(gbox,
self,
'GroupText',
label='Subset sizes (e.g. "0.1, 0.2, 0.5"):',
callback=self.multipleChanged)
# Output Group Box
box = OWGUI.widgetBox(self.controlArea,
'Output Data for Fold / Group',
addSpace=True)
self.foldcombo = OWGUI.comboBox(box,
self,
"outFold",
items=range(1, 101),
label='Fold / group:',
orientation="horizontal",
sendSelectedValue=1,
valueType=int,
callback=self.invalidate)
self.foldcombo.setEnabled(self.SelectType != 0)
# Sample Data box
OWGUI.rubber(self.controlArea)
box = OWGUI.widgetBox(self.controlArea, "Sample Data")
cb = OWGUI.checkBox(box, self, "autocommit", "Sample on any change")
self.sampleButton = OWGUI.button(box,
self,
'Sample &Data',
callback=self.sdata,
default=True)
OWGUI.setStopper(self,
self.sampleButton,
cb,
"outputInvalidateFlag",
callback=self.sdata)
# set initial radio button on (default sample type)
self.s[self.SelectType].setChecked(True)
# Connect radio buttons (SelectType)
for i, button in enumerate(self.s):
button.toggled[bool].connect(
lambda state, i=i: self.samplingTypeChanged(state, i))
self.process()
self.resize(200, 275)
def addHistogramControls(self, parent=None):
# set default settings
self.spinLowerThreshold = 0
self.spinLowerChecked = False
self.spinUpperThreshold = 0
self.spinUpperChecked = False
self.netOption = 0
self.dstWeight = 0
self.kNN = 0
self.andor = 0
self.matrix = None
self.excludeLimit = 1
self.percentil = 0
if parent is None:
parent = self.controlArea
boxGeneral = OWGUI.widgetBox(parent, box = "Distance boundaries")
OWGUI.lineEdit(boxGeneral, self, "spinLowerThreshold", "Lower:", orientation='horizontal', callback=self.changeLowerSpin, valueType=float)
OWGUI.lineEdit(boxGeneral, self, "spinUpperThreshold", "Upper:", orientation='horizontal', callback=self.changeUpperSpin, valueType=float)
ribg = OWGUI.radioButtonsInBox(boxGeneral, self, "andor", [], orientation='horizontal', callback = self.generateGraph)
OWGUI.appendRadioButton(ribg, self, "andor", "OR", callback = self.generateGraph)
b = OWGUI.appendRadioButton(ribg, self, "andor", "AND", callback = self.generateGraph)
b.setEnabled(False)
OWGUI.spin(boxGeneral, self, "kNN", 0, 1000, 1, label="kNN:", orientation='horizontal', callback=self.generateGraph)
OWGUI.doubleSpin(boxGeneral, self, "percentil", 0, 100, 0.1, label="Percentil:", orientation='horizontal', callback=self.setPercentil, callbackOnReturn=1)
# Options
self.attrColor = ""
ribg = OWGUI.radioButtonsInBox(parent, self, "netOption", [], "Options", callback = self.generateGraph)
OWGUI.appendRadioButton(ribg, self, "netOption", "All vertices", callback = self.generateGraph)
OWGUI.appendRadioButton(ribg, self, "netOption", "Exclude small components", callback = self.generateGraph)
OWGUI.spin(OWGUI.indentedBox(ribg), self, "excludeLimit", 1, 100, 1, label="Less vertices than: ", callback = (lambda h=True: self.generateGraph(h)))
OWGUI.appendRadioButton(ribg, self, "netOption", "Largest connected component only", callback = self.generateGraph)
OWGUI.appendRadioButton(ribg, self, "netOption", "Connected component with vertex")
self.attribute = None
self.attributeCombo = OWGUI.comboBox(ribg, self, "attribute", box = "Filter attribute")#, callback=self.setVertexColor)
ribg = OWGUI.radioButtonsInBox(parent, self, "dstWeight", [], "Distance -> Weight", callback = self.generateGraph)
OWGUI.appendRadioButton(ribg, self, "dstWeight", "Weight := distance", callback = self.generateGraph)
OWGUI.appendRadioButton(ribg, self, "dstWeight", "Weight := 1 - distance", callback = self.generateGraph)
self.label = ''
self.searchString = OWGUI.lineEdit(self.attributeCombo.box, self, "label", callback=self.setSearchStringTimer, callbackOnType=True)
self.searchStringTimer = QTimer(self)
self.connect(self.searchStringTimer, SIGNAL("timeout()"), self.generateGraph)
if str(self.netOption) != '3':
self.attributeCombo.box.setEnabled(False)
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, "TestLearners")
self.inputs = [("Data", ExampleTable, self.setData, Default),
("Separate Test Data", ExampleTable, self.setTestData),
("Learner", orange.Learner, self.setLearner, Multiple),
("Preprocess", PreprocessedLearner,
self.setPreprocessor)]
self.outputs = [("Evaluation Results", orngTest.ExperimentResults)]
# Settings
self.resampling = 0 # cross-validation
self.nFolds = 5 # cross validation folds
self.pLearning = 70 # size of learning set when sampling [%]
self.pRepeat = 10
self.precision = 4
self.applyOnAnyChange = True
self.selectedCScores = [
i for (i, s) in enumerate(self.cStatistics) if s.show
]
self.selectedRScores = [
i for (i, s) in enumerate(self.rStatistics) if s.show
]
self.targetClass = 0
self.loadSettings()
self.resampling = 0 # cross-validation
self.stat = self.cStatistics
self.data = None # input data set
self.testdata = None # separate test data set
self.learners = {} # set of learners (input)
self.results = None # from orngTest
self.preprocessor = None
self.controlArea.layout().setSpacing(8)
# GUI
self.sBtns = OWGUI.radioButtonsInBox(
self.controlArea,
self,
"resampling",
box="Sampling",
btnLabels=self.resamplingMethods[:1],
callback=self.newsampling)
indent = OWGUI.checkButtonOffsetHint(self.sBtns.buttons[-1])
ibox = OWGUI.widgetBox(OWGUI.indentedBox(self.sBtns, sep=indent))
OWGUI.spin(ibox,
self,
'nFolds',
2,
100,
step=1,
label='Number of folds:',
callback=lambda p=0: self.conditionalRecompute(p))
OWGUI.separator(self.sBtns, height=3)
OWGUI.appendRadioButton(self.sBtns, self, "resampling",
self.resamplingMethods[1]) # leave one out
OWGUI.separator(self.sBtns, height=3)
OWGUI.appendRadioButton(self.sBtns, self, "resampling",
self.resamplingMethods[2]) # random sampling
ibox = OWGUI.widgetBox(OWGUI.indentedBox(self.sBtns, sep=indent))
OWGUI.spin(ibox,
self,
'pRepeat',
1,
100,
step=1,
label='Repeat train/test:',
callback=lambda p=2: self.conditionalRecompute(p))
OWGUI.widgetLabel(ibox, "Relative training set size:")
OWGUI.hSlider(ibox,
self,
'pLearning',
minValue=10,
maxValue=100,
step=1,
ticks=10,
labelFormat=" %d%%",
callback=lambda p=2: self.conditionalRecompute(p))
OWGUI.separator(self.sBtns, height=3)
OWGUI.appendRadioButton(self.sBtns, self, "resampling",
self.resamplingMethods[3]) # test on train
OWGUI.separator(self.sBtns, height=3)
OWGUI.appendRadioButton(self.sBtns, self, "resampling",
self.resamplingMethods[4]) # test on test
self.trainDataBtn = self.sBtns.buttons[-2]
self.testDataBtn = self.sBtns.buttons[-1]
self.testDataBtn.setDisabled(True)
# box = OWGUI.widgetBox(self.sBtns, orientation='vertical', addSpace=False)
# OWGUI.separator(box)
OWGUI.separator(self.sBtns)
OWGUI.checkBox(self.sBtns,
self,
'applyOnAnyChange',
label="Apply on any change",
callback=self.applyChange)
self.applyBtn = OWGUI.button(self.sBtns,
self,
"&Apply",
callback=lambda f=True: self.recompute(f))
self.applyBtn.setDisabled(True)
if self.resampling == 4:
self.resampling = 3
# OWGUI.separator(self.controlArea)
# statistics
self.statLayout = QStackedLayout()
# self.cbox = OWGUI.widgetBox(self.controlArea, spacing=8, margin=0)
# self.cbox.layout().setSpacing(8)
self.cbox = OWGUI.widgetBox(self.controlArea, addToLayout=False)
self.cStatLabels = [s.name for s in self.cStatistics]
self.cstatLB = OWGUI.listBox(self.cbox,
self,
'selectedCScores',
'cStatLabels',
box="Performance scores",
selectionMode=QListWidget.MultiSelection,
callback=self.newscoreselection)
# OWGUI.separator(self.cbox)
self.cbox.layout().addSpacing(8)
self.targetCombo = OWGUI.comboBox(self.cbox,
self,
"targetClass",
orientation=0,
callback=[self.changedTarget],
box="Target class")
self.rStatLabels = [s.name for s in self.rStatistics]
self.rbox = OWGUI.widgetBox(self.controlArea,
"Performance scores",
addToLayout=False)
self.rstatLB = OWGUI.listBox(self.rbox,
self,
'selectedRScores',
'rStatLabels',
selectionMode=QListWidget.MultiSelection,
callback=self.newscoreselection)
self.statLayout.addWidget(self.cbox)
self.statLayout.addWidget(self.rbox)
self.controlArea.layout().addLayout(self.statLayout)
self.statLayout.setCurrentWidget(self.cbox)
# self.rstatLB.box.hide()
# score table
# table with results
self.g = OWGUI.widgetBox(self.mainArea, 'Evaluation Results')
self.tab = OWGUI.table(self.g, selectionMode=QTableWidget.NoSelection)
#self.lab = QLabel(self.g)
self.resize(680, 470)
def addHistogramControls(self, parent=None):
# set default settings
self.spinLowerThreshold = 0
self.spinLowerChecked = False
self.spinUpperThreshold = 0
self.spinUpperChecked = False
self.netOption = 0
self.dstWeight = 0
self.kNN = 0
self.andor = 0
self.matrix = None
self.excludeLimit = 1
self.percentil = 0
if parent is None:
parent = self.controlArea
boxGeneral = OWGUI.widgetBox(parent, box = "Distance boundaries")
OWGUI.lineEdit(boxGeneral, self, "spinLowerThreshold", "Lower:", orientation='horizontal', callback=self.changeLowerSpin, valueType=float)
OWGUI.lineEdit(boxGeneral, self, "spinUpperThreshold", "Upper:", orientation='horizontal', callback=self.changeUpperSpin, valueType=float)
ribg = OWGUI.radioButtonsInBox(boxGeneral, self, "andor", [], orientation='horizontal', callback = self.generateGraph)
OWGUI.appendRadioButton(ribg, self, "andor", "OR", callback = self.generateGraph)
b = OWGUI.appendRadioButton(ribg, self, "andor", "AND", callback = self.generateGraph)
b.setEnabled(False)
OWGUI.spin(boxGeneral, self, "kNN", 0, 1000, 1, label="kNN:", orientation='horizontal', callback=self.generateGraph)
OWGUI.doubleSpin(boxGeneral, self, "percentil", 0, 100, 0.1, label="Percentil:", orientation='horizontal', callback=self.setPercentil, callbackOnReturn=1)
# Options
self.attrColor = ""
ribg = OWGUI.radioButtonsInBox(parent, self, "netOption", [], "Options", callback = self.generateGraph)
OWGUI.appendRadioButton(ribg, self, "netOption", "All vertices", callback = self.generateGraph)
OWGUI.appendRadioButton(ribg, self, "netOption", "Exclude small components", callback = self.generateGraph)
OWGUI.spin(OWGUI.indentedBox(ribg), self, "excludeLimit", 1, 100, 1, label="Less vertices than: ", callback = (lambda h=True: self.generateGraph(h)))
OWGUI.appendRadioButton(ribg, self, "netOption", "Largest connected component only", callback = self.generateGraph)
OWGUI.appendRadioButton(ribg, self, "netOption", "Connected component with vertex")
self.attribute = None
self.attributeCombo = OWGUI.comboBox(ribg, self, "attribute", box = "Filter attribute")#, callback=self.setVertexColor)
ribg = OWGUI.radioButtonsInBox(parent, self, "dstWeight", [], "Distance -> Weight", callback = self.generateGraph)
OWGUI.appendRadioButton(ribg, self, "dstWeight", "Weight := distance", callback = self.generateGraph)
OWGUI.appendRadioButton(ribg, self, "dstWeight", "Weight := 1 - distance", callback = self.generateGraph)
self.label = ''
self.searchString = OWGUI.lineEdit(self.attributeCombo.box, self, "label", callback=self.setSearchStringTimer, callbackOnType=True)
self.searchStringTimer = QTimer(self)
self.connect(self.searchStringTimer, SIGNAL("timeout()"), self.generateGraph)
if str(self.netOption) != '3':
self.attributeCombo.box.setEnabled(False)
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, "Network from Distances")
self.inputs = [("Distance Matrix", orange.SymMatrix, self.setMatrix)]
self.outputs = [("Network", orngNetwork.Network), ("Examples", ExampleTable), ("Distance Matrix", orange.SymMatrix)]
# set default settings
self.spinLowerThreshold = 0
self.spinLowerChecked = False
self.spinUpperThreshold = 0
self.spinUpperChecked = False
self.netOption = 0
self.dstWeight = 0
self.kNN = 0
self.andor = 0
self.data = None
self.excludeLimit = 1
# get settings from the ini file, if they exist
self.loadSettings()
# GUI
# general settings
boxHistogram = OWGUI.widgetBox(self.mainArea, box = "Distance histogram")
self.histogram = OWHist(self, boxHistogram)
boxHistogram.layout().addWidget(self.histogram)
boxHistogram.setMinimumWidth(500)
boxHistogram.setMinimumHeight(300)
boxGeneral = OWGUI.widgetBox(self.controlArea, box = "Distance boundaries")
OWGUI.lineEdit(boxGeneral, self, "spinLowerThreshold", "Lower:", orientation='horizontal', callback=self.changeLowerSpin, valueType=float)
OWGUI.lineEdit(boxGeneral, self, "spinUpperThreshold", "Upper:", orientation='horizontal', callback=self.changeUpperSpin, valueType=float)
ribg = OWGUI.radioButtonsInBox(boxGeneral, self, "andor", [], orientation='horizontal', callback = self.generateGraph)
OWGUI.appendRadioButton(ribg, self, "andor", "OR", callback = self.generateGraph)
b = OWGUI.appendRadioButton(ribg, self, "andor", "AND", callback = self.generateGraph)
b.setEnabled(False)
OWGUI.spin(boxGeneral, self, "kNN", 0, 1000, 1, label="kNN:", orientation='horizontal', callback=self.generateGraph)
# Options
self.attrColor = ""
ribg = OWGUI.radioButtonsInBox(self.controlArea, self, "netOption", [], "Options", callback = self.generateGraph)
OWGUI.appendRadioButton(ribg, self, "netOption", "All vertices", callback = self.generateGraph)
OWGUI.appendRadioButton(ribg, self, "netOption", "Exclude small components", callback = self.generateGraph)
OWGUI.spin(OWGUI.indentedBox(ribg), self, "excludeLimit", 1, 100, 1, label="Less vertices than: ", callback = (lambda h=True: self.generateGraph(h)))
OWGUI.appendRadioButton(ribg, self, "netOption", "Largest connected component only", callback = self.generateGraph)
OWGUI.appendRadioButton(ribg, self, "netOption", "Connected component with vertex")
self.attribute = None
self.attributeCombo = OWGUI.comboBox(ribg, self, "attribute", box = "Filter attribute")#, callback=self.setVertexColor)
ribg = OWGUI.radioButtonsInBox(self.controlArea, self, "dstWeight", [], "Distance -> Weight", callback = self.generateGraph)
OWGUI.appendRadioButton(ribg, self, "dstWeight", "Weight := distance", callback = self.generateGraph)
OWGUI.appendRadioButton(ribg, self, "dstWeight", "Weight := 1 - distance", callback = self.generateGraph)
self.label = ''
self.searchString = OWGUI.lineEdit(self.attributeCombo.box, self, "label", callback=self.setSearchStringTimer, callbackOnType=True)
self.searchStringTimer = QTimer(self)
self.connect(self.searchStringTimer, SIGNAL("timeout()"), self.generateGraph)
if str(self.netOption) != '3':
self.attributeCombo.box.setEnabled(False)
# info
boxInfo = OWGUI.widgetBox(self.controlArea, box = "Network info")
self.infoa = OWGUI.widgetLabel(boxInfo, "No data loaded.")
self.infob = OWGUI.widgetLabel(boxInfo, '')
self.infoc = OWGUI.widgetLabel(boxInfo, '')
self.resize(700, 100)
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, "Itemset visualizer")
self.inputs = [
("Graph with Data", orange.Graph, self.setGraph),
("Data Subset", orange.ExampleTable, self.setExampleSubset),
]
self.outputs = [("Selected Data", ExampleTable), ("Selected Graph", orange.Graph)]
self.markerAttributes = []
self.tooltipAttributes = []
self.attributes = []
self.autoSendSelection = False
self.graphShowGrid = 1 # show gridlines in the graph
self.markNConnections = 2
self.markNumber = 0
self.markProportion = 0
self.markSearchString = ""
self.markDistance = 2
self.frSteps = 1
self.hubs = 0
self.color = 0
self.nVertices = (
self.nMarked
) = (
self.nSelected
) = self.nHidden = self.nShown = self.nEdges = self.verticesPerEdge = self.edgesPerVertex = self.diameter = 0
self.optimizeWhat = 1
self.stopOptimization = 0
self.loadSettings()
self.visualize = None
self.graph = OWIntemsetCanvas(self, self.mainArea, "Network")
# start of content (right) area
self.box = QVBoxLayout(self.mainArea)
self.box.addWidget(self.graph)
self.tabs = QTabWidget(self.controlArea)
self.displayTab = QVGroupBox(self)
self.mainTab = self.displayTab
self.markTab = QVGroupBox(self)
self.infoTab = QVGroupBox(self)
self.protoTab = QVGroupBox(self)
self.tabs.insertTab(self.displayTab, "Display")
self.tabs.insertTab(self.markTab, "Mark")
self.tabs.insertTab(self.infoTab, "Info")
self.tabs.insertTab(self.protoTab, "Prototypes")
OWGUI.separator(self.controlArea)
self.optimizeBox = OWGUI.radioButtonsInBox(self.mainTab, self, "optimizeWhat", [], "Optimize", addSpace=False)
OWGUI.button(self.optimizeBox, self, "Random", callback=self.random)
self.frButton = OWGUI.button(self.optimizeBox, self, "Fruchterman Reingold", callback=self.fr, toggleButton=1)
OWGUI.spin(self.optimizeBox, self, "frSteps", 1, 10000, 1, label="Iterations: ")
OWGUI.button(self.optimizeBox, self, "F-R Radial", callback=self.frRadial)
OWGUI.button(self.optimizeBox, self, "Circular Original", callback=self.circularOriginal)
OWGUI.button(self.optimizeBox, self, "Circular Crossing Reduction", callback=self.circularCrossingReduction)
self.showLabels = 0
OWGUI.checkBox(self.mainTab, self, "showLabels", "Show labels", callback=self.showLabelsClick)
self.labelsOnMarkedOnly = 0
OWGUI.checkBox(
self.mainTab, self, "labelsOnMarkedOnly", "Show labels on marked nodes only", callback=self.labelsOnMarked
)
OWGUI.separator(self.mainTab)
OWGUI.button(self.mainTab, self, "Show degree distribution", callback=self.showDegreeDistribution)
OWGUI.button(self.mainTab, self, "Save network", callback=self.saveNetwork)
ib = OWGUI.widgetBox(self.markTab, "Info", addSpace=True)
OWGUI.label(ib, self, "Vertices (shown/hidden): %(nVertices)i (%(nShown)i/%(nHidden)i)")
OWGUI.label(ib, self, "Selected and marked vertices: %(nSelected)i - %(nMarked)i")
ribg = OWGUI.radioButtonsInBox(self.markTab, self, "hubs", [], "Method", callback=self.setHubs, addSpace=True)
OWGUI.appendRadioButton(ribg, self, "hubs", "Mark vertices given in the input signal")
OWGUI.appendRadioButton(ribg, self, "hubs", "Find vertices which label contain")
self.ctrlMarkSearchString = OWGUI.lineEdit(
OWGUI.indentedBox(ribg), self, "markSearchString", callback=self.setSearchStringTimer, callbackOnType=True
)
self.searchStringTimer = QTimer(self)
self.connect(self.searchStringTimer, SIGNAL("timeout()"), self.setHubs)
OWGUI.appendRadioButton(ribg, self, "hubs", "Mark neighbours of focused vertex")
OWGUI.appendRadioButton(ribg, self, "hubs", "Mark neighbours of selected vertices")
ib = OWGUI.indentedBox(ribg, orientation=0)
self.ctrlMarkDistance = OWGUI.spin(
ib, self, "markDistance", 0, 100, 1, label="Distance ", callback=(lambda h=2: self.setHubs(h))
)
self.ctrlMarkFreeze = OWGUI.button(ib, self, "&Freeze", value="graph.freezeNeighbours", toggleButton=True)
OWGUI.widgetLabel(ribg, "Mark vertices with ...")
OWGUI.appendRadioButton(ribg, self, "hubs", "at least N connections")
OWGUI.appendRadioButton(ribg, self, "hubs", "at most N connections")
self.ctrlMarkNConnections = OWGUI.spin(
OWGUI.indentedBox(ribg),
self,
"markNConnections",
0,
1000000,
1,
label="N ",
callback=(lambda h=4: self.setHubs(h)),
)
OWGUI.appendRadioButton(ribg, self, "hubs", "more connections than any neighbour")
OWGUI.appendRadioButton(ribg, self, "hubs", "more connections than avg neighbour")
OWGUI.appendRadioButton(ribg, self, "hubs", "most connections")
ib = OWGUI.indentedBox(ribg)
self.ctrlMarkNumber = OWGUI.spin(
ib,
self,
"markNumber",
0,
1000000,
1,
label="Number of vertices" + ": ",
callback=(lambda h=8: self.setHubs(h)),
)
OWGUI.widgetLabel(ib, "(More vertices are marked in case of ties)")
ib = QHGroupBox("Selection", self.markTab)
btnM2S = OWGUI.button(ib, self, "", callback=self.markedToSelection)
btnM2S.setPixmap(QPixmap(dlg_mark2sel))
QToolTip.add(btnM2S, "Add Marked to Selection")
btnS2M = OWGUI.button(ib, self, "", callback=self.markedFromSelection)
btnS2M.setPixmap(QPixmap(dlg_sel2mark))
QToolTip.add(btnS2M, "Remove Marked from Selection")
btnSIM = OWGUI.button(ib, self, "", callback=self.setSelectionToMarked)
btnSIM.setPixmap(QPixmap(dlg_selIsmark))
QToolTip.add(btnSIM, "Set Selection to Marked")
self.hideBox = QHGroupBox("Hide vertices", self.markTab)
btnSEL = OWGUI.button(self.hideBox, self, "", callback=self.hideSelected)
btnSEL.setPixmap(QPixmap(dlg_selected))
QToolTip.add(btnSEL, "Selected")
btnUN = OWGUI.button(self.hideBox, self, "", callback=self.hideAllButSelected)
btnUN.setPixmap(QPixmap(dlg_unselected))
QToolTip.add(btnUN, "Unselected")
OWGUI.button(self.hideBox, self, "Show", callback=self.showAllNodes)
T = OWToolbars.NavigateSelectToolbar
self.zoomSelectToolbar = OWToolbars.NavigateSelectToolbar(
self,
self.controlArea,
self.graph,
self.autoSendSelection,
buttons=(
T.IconZoom,
T.IconZoomExtent,
T.IconZoomSelection,
("", "", "", None, None, 0, "navigate"),
T.IconPan,
(
"Move selection",
"buttonMoveSelection",
"activateMoveSelection",
QPixmap(OWToolbars.dlg_select),
Qt.arrowCursor,
1,
"select",
),
T.IconRectangle,
T.IconPolygon,
("", "", "", None, None, 0, "select"),
T.IconSendSelection,
),
)
ib = OWGUI.widgetBox(self.infoTab, "General", addSpace=True)
OWGUI.label(ib, self, "Number of vertices: %(nVertices)i")
OWGUI.label(ib, self, "Number of edges: %(nEdges)i")
OWGUI.label(ib, self, "Vertices per edge: %(verticesPerEdge).2f")
OWGUI.label(ib, self, "Edges per vertex: %(edgesPerVertex).2f")
OWGUI.label(ib, self, "Diameter: %(diameter)i")
self.insideView = 0
self.insideViewNeighbours = 2
self.insideSpin = OWGUI.spin(
self.protoTab,
self,
"insideViewNeighbours",
1,
6,
1,
label="Inside view (neighbours): ",
checked="insideView",
checkCallback=self.insideview,
callback=self.insideviewneighbours,
)
# OWGUI.button(self.protoTab, self, "Clustering", callback=self.clustering)
OWGUI.button(self.protoTab, self, "Collapse", callback=self._collapse)
self.icons = self.createAttributeIconDict()
self.setHubs()
self.resize(850, 700)
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, 'k-Means Clustering')
self.inputs = [("Examples", ExampleTable, self.setData)]
self.outputs = [("Examples", ExampleTable),
("Centroids", ExampleTable)]
#set default settings
self.K = 2
self.optimized = True
self.optimizationFrom = 2
self.optimizationTo = 5
self.scoring = 0
self.distanceMeasure = 0
self.initializationType = 0
self.restarts = 1
self.classifySelected = 1
self.addIdAs = 0
self.runAnyChange = 1
self.classifyName = "Cluster"
self.settingsChanged = False
self.loadSettings()
self.data = None # holds input data
self.km = None # holds clustering object
# GUI definition
# settings
box = OWGUI.widgetBox(self.controlArea, "Clusters (k)")
bg = OWGUI.radioButtonsInBox(box,
self,
"optimized", [],
callback=self.setOptimization)
fixedBox = OWGUI.widgetBox(box, orientation="horizontal")
button = OWGUI.appendRadioButton(bg,
self,
"optimized",
"Fixed",
insertInto=fixedBox,
tooltip="Fixed number of clusters")
self.fixedSpinBox = OWGUI.spin(OWGUI.widgetBox(fixedBox),
self,
"K",
min=2,
max=30,
tooltip="Fixed number of clusters",
callback=self.update,
callbackOnReturn=True)
OWGUI.rubber(fixedBox)
optimizedBox = OWGUI.widgetBox(box)
button = OWGUI.appendRadioButton(bg,
self,
"optimized",
"Optimized",
insertInto=optimizedBox)
option = QStyleOptionButton()
option.initFrom(button)
box = OWGUI.indentedBox(
optimizedBox,
qApp.style().subElementRect(QStyle.SE_CheckBoxIndicator, option,
button).width() - 3)
self.optimizationBox = box
OWGUI.spin(box,
self,
"optimizationFrom",
label="From",
min=2,
max=99,
tooltip="Minimum number of clusters to try",
callback=self.updateOptimizationFrom,
callbackOnReturn=True)
b = OWGUI.spin(box,
self,
"optimizationTo",
label="To",
min=3,
max=100,
tooltip="Maximum number of clusters to try",
callback=self.updateOptimizationTo,
callbackOnReturn=True)
# b.control.setLineEdit(OWGUI.LineEditWFocusOut(b))
OWGUI.comboBox(box,
self,
"scoring",
label="Scoring",
orientation="horizontal",
items=[m[0] for m in self.scoringMethods],
callback=self.update)
box = OWGUI.widgetBox(self.controlArea, "Settings", addSpace=True)
# OWGUI.spin(box, self, "K", label="Number of clusters"+" ", min=1, max=30, step=1,
# callback = self.initializeClustering)
OWGUI.comboBox(box,
self,
"distanceMeasure",
label="Distance measures",
items=[name for name, _ in self.distanceMeasures],
tooltip=None,
indent=20,
callback=self.update)
cb = OWGUI.comboBox(box,
self,
"initializationType",
label="Initialization",
items=[name for name, _ in self.initializations],
tooltip=None,
indent=20,
callback=self.update)
OWGUI.spin(cb.box,
self,
"restarts",
label="Restarts",
orientation="horizontal",
min=1,
max=100,
callback=self.update,
callbackOnReturn=True)
box = OWGUI.widgetBox(self.controlArea, "Cluster IDs")
cb = OWGUI.checkBox(box, self, "classifySelected",
"Append cluster indices")
box = OWGUI.indentedBox(box)
form = QWidget()
le = OWGUI.lineEdit(
form,
self,
"classifyName",
None, #"Name" + " ",
orientation="horizontal", #controlWidth=100,
valueType=str,
# callback=self.sendData,
# callbackOnReturn=True
)
cc = OWGUI.comboBox(
form,
self,
"addIdAs",
label=" ", #"Place" + " ",
orientation="horizontal",
items=["Class attribute", "Attribute", "Meta attribute"],
)
layout = QFormLayout()
layout.setSpacing(8)
layout.setFieldGrowthPolicy(QFormLayout.AllNonFixedFieldsGrow)
layout.setLabelAlignment(Qt.AlignLeft | Qt.AlignJustify)
layout.addRow("Name ", le)
layout.addRow("Place ", cc)
# le.setFixedWidth(cc.sizeHint().width())
form.setLayout(layout)
box.layout().addWidget(form)
cb.disables.append(box)
# cb.disables.append(cc.box)
cb.makeConsistent()
# OWGUI.separator(box)
box = OWGUI.widgetBox(self.controlArea, "Run", addSpace=True)
cb = OWGUI.checkBox(box, self, "runAnyChange", "Run after any change")
self.runButton = b = OWGUI.button(box,
self,
"Run Clustering",
callback=self.run)
OWGUI.setStopper(self, b, cb, "settingsChanged", callback=self.run)
OWGUI.rubber(self.controlArea)
# display of clustering results
self.optimizationReportBox = OWGUI.widgetBox(self.mainArea)
tableBox = OWGUI.widgetBox(self.optimizationReportBox,
"Optimization Report")
self.table = OWGUI.table(tableBox,
selectionMode=QTableWidget.SingleSelection)
self.table.setHorizontalScrollMode(QTableWidget.ScrollPerPixel)
self.table.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.table.setSelectionBehavior(QAbstractItemView.SelectRows)
self.table.setColumnCount(3)
self.table.setHorizontalHeaderLabels(["k", "Best", "Score"])
self.table.verticalHeader().hide()
self.table.horizontalHeader().setStretchLastSection(True)
self.table.setItemDelegateForColumn(
2, OWGUI.TableBarItem(self, self.table))
self.table.setItemDelegateForColumn(1,
OWGUI.IndicatorItemDelegate(self))
self.table.setSizePolicy(QSizePolicy.MinimumExpanding,
QSizePolicy.MinimumExpanding)
self.table.hide()
self.connect(self.table, SIGNAL("itemSelectionChanged()"),
self.tableItemSelected)
self.setSizePolicy(QSizePolicy.MinimumExpanding,
QSizePolicy.MinimumExpanding)
self.mainArea.setSizePolicy(QSizePolicy.MinimumExpanding,
QSizePolicy.MinimumExpanding)
OWGUI.rubber(self.topWidgetPart)
self.updateOptimizationGui()
def __init__(self, parent=None, signalManager=None, name="SVM"):
OWWidget.__init__(self, parent, signalManager, name, wantMainArea = 0, resizingEnabled = 0)
self.inputs = [("Data", ExampleTable, self.setData),
("Preprocess", PreprocessedLearner, self.setPreprocessor)]
self.outputs = [("Learner", orange.Learner, Default),
("Classifier", orange.Classifier, Default),
("Support Vectors", ExampleTable)]
self.kernel_type = 2
self.gamma = 0.0
self.coef0 = 0.0
self.degree = 3
self.C = 1.0
self.p = 0.1
self.eps = 1e-3
self.nu = 0.5
self.shrinking = 1
self.probability=1
self.useNu=0
self.nomogram=0
self.normalization=1
self.data = None
self.selFlag=False
self.preprocessor = None
self.name="SVM"
OWGUI.lineEdit(self.controlArea, self, 'name',
box='Learner/Classifier Name',
tooltip='Name to be used by other widgets to identify your learner/classifier.')
OWGUI.separator(self.controlArea)
b = OWGUI.radioButtonsInBox(self.controlArea, self, "useNu", [],
box="SVM Type",
orientation = QGridLayout(),
addSpace=True)
b.layout().addWidget(OWGUI.appendRadioButton(b, self, "useNu", "C-SVM",
addToLayout=False),
0, 0, Qt.AlignLeft)
b.layout().addWidget(QLabel("Cost (C)", b), 0, 1, Qt.AlignRight)
b.layout().addWidget(OWGUI.doubleSpin(b, self, "C", 0.1, 512.0, 0.1,
decimals=2,
addToLayout=False,
callback=lambda *x: self.setType(0),
alignment=Qt.AlignRight,
tooltip= "Cost for a mis-classified training instance."),
0, 2)
b.layout().addWidget(OWGUI.appendRadioButton(b, self, "useNu", u"ν-SVM",
addToLayout=False),
1, 0, Qt.AlignLeft)
b.layout().addWidget(QLabel(u"Complexity bound (\u03bd)", b), 1, 1, Qt.AlignRight)
b.layout().addWidget(OWGUI.doubleSpin(b, self, "nu", 0.05, 1.0, 0.05,
tooltip="Lower bound on the ratio of support vectors",
addToLayout=False,
callback=lambda *x: self.setType(1),
alignment=Qt.AlignRight),
1, 2)
self.kernelBox=b = OWGUI.widgetBox(self.controlArea, "Kernel")
self.kernelradio = OWGUI.radioButtonsInBox(b, self, "kernel_type",
btnLabels=[u"Linear, x∙y",
u"Polynomial, (g x∙y + c)^d",
u"RBF, exp(-g|x-y|²)",
u"Sigmoid, tanh(g x∙y + c)"],
callback=self.changeKernel)
OWGUI.separator(b)
self.gcd = OWGUI.widgetBox(b, orientation="horizontal")
self.leg = OWGUI.doubleSpin(self.gcd, self, "gamma",0.0,10.0,0.0001,
decimals=5,
label=" g: ",
orientation="horizontal",
callback=self.changeKernel,
alignment=Qt.AlignRight)
self.led = OWGUI.doubleSpin(self.gcd, self, "coef0", 0.0,10.0,0.0001,
label=" c: ",
orientation="horizontal",
callback=self.changeKernel,
alignment=Qt.AlignRight)
self.lec = OWGUI.doubleSpin(self.gcd, self, "degree", 0.0,10.0,0.5,
label=" d: ",
orientation="horizontal",
callback=self.changeKernel,
alignment=Qt.AlignRight)
OWGUI.separator(self.controlArea)
self.optionsBox=b=OWGUI.widgetBox(self.controlArea, "Options",
addSpace=True)
OWGUI.doubleSpin(b,self, "eps", 0.0005, 1.0, 0.0005,
label=u"Numerical tolerance",
labelWidth = 180,
orientation="horizontal",
tooltip="Numerical tolerance of termination criterion.",
alignment=Qt.AlignRight)
self.probBox = OWGUI.checkBox(b,self, "probability",
label="Estimate class probabilities",
tooltip="Create classifiers that support class probability estimation."
)
OWGUI.checkBox(b, self, "normalization",
label="Normalize data",
tooltip="Use data normalization")
self.paramButton=OWGUI.button(self.controlArea, self, "Automatic parameter search",
callback=self.parameterSearch,
tooltip="Automatically searches for parameters that optimize classifier accuracy",
debuggingEnabled=0)
self.paramButton.setDisabled(True)
OWGUI.button(self.controlArea, self,"&Apply",
callback=self.applySettings,
default=True)
OWGUI.rubber(self.controlArea)
self.loadSettings()
self.changeKernel()
self.searching=False
self.applySettings()
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, 'k-Means Clustering')
self.inputs = [("Data", ExampleTable, self.setData)]
self.outputs = [("Data", ExampleTable), ("Centroids", ExampleTable)]
#set default settings
self.K = 2
self.optimized = True
self.optimizationFrom = 2
self.optimizationTo = 5
self.scoring = 0
self.distanceMeasure = 0
self.initializationType = 0
self.restarts = 1
self.classifySelected = 1
self.addIdAs = 0
self.runAnyChange = 1
self.classifyName = "Cluster"
self.settingsChanged = False
self.loadSettings()
self.data = None # holds input data
self.km = None # holds clustering object
# GUI definition
# settings
box = OWGUI.widgetBox(self.controlArea, "Clusters (k)",
addSpace=True, spacing=0)
# left, top, right, bottom = box.getContentsMargins()
# box.setContentsMargins(left, 0, right, 0)
bg = OWGUI.radioButtonsInBox(box, self, "optimized", [],
callback=self.setOptimization)
fixedBox = OWGUI.widgetBox(box, orientation="horizontal",
margin=0, spacing=bg.layout().spacing())
button = OWGUI.appendRadioButton(bg, self, "optimized", "Fixed",
insertInto=fixedBox,
tooltip="Fixed number of clusters")
button.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)
fixedBox.layout().setAlignment(button, Qt.AlignLeft)
self.fixedSpinBox = OWGUI.spin(OWGUI.widgetBox(fixedBox), self, "K",
min=2, max=30,
tooltip="Fixed number of clusters",
callback=self.update,
callbackOnReturn=True)
optimizedBox = OWGUI.widgetBox(box, margin=0,
spacing=bg.layout().spacing())
button = OWGUI.appendRadioButton(bg, self, "optimized", "Optimized",
insertInto=optimizedBox)
box = OWGUI.indentedBox(optimizedBox,
sep=OWGUI.checkButtonOffsetHint(button))
box.layout().setSpacing(0)
self.optimizationBox = box
OWGUI.spin(box, self, "optimizationFrom", label="From",
min=2, max=99,
tooltip="Minimum number of clusters to try",
callback=self.updateOptimizationFrom,
callbackOnReturn=True)
OWGUI.spin(box, self, "optimizationTo", label="To",
min=3, max=100,
tooltip="Maximum number of clusters to try",
callback=self.updateOptimizationTo,
callbackOnReturn=True)
OWGUI.comboBox(box, self, "scoring", label="Scoring",
orientation="horizontal",
items=[m[0] for m in self.scoringMethods],
callback=self.update)
box = OWGUI.widgetBox(self.controlArea, "Settings", addSpace=True)
OWGUI.comboBox(box, self, "distanceMeasure", label="Distance measures",
items=[name for name, _ in self.distanceMeasures],
tooltip=None,
indent=20,
callback=self.update)
cb = OWGUI.comboBox(box, self, "initializationType",
label="Initialization",
items=[name for name, _ in self.initializations],
tooltip=None,
indent=20,
callback=self.update)
OWGUI.spin(cb.box, self, "restarts", label="Restarts",
orientation="horizontal",
min=1,
max=100 if not orngDebugging.orngDebuggingEnabled else 5,
callback=self.update,
callbackOnReturn=True)
box = OWGUI.widgetBox(self.controlArea, "Cluster IDs", addSpace=True)
cb = OWGUI.checkBox(box, self, "classifySelected",
"Append cluster indices")
box = OWGUI.indentedBox(box, sep=OWGUI.checkButtonOffsetHint(cb))
form = QWidget()
le = OWGUI.lineEdit(form, self, "classifyName", None,
orientation="horizontal",
valueType=str)
cc = OWGUI.comboBox(form, self, "addIdAs", label=" ",
orientation="horizontal",
items=["Class attribute",
"Attribute",
"Meta attribute"])
layout = QFormLayout()
layout.setSpacing(8)
layout.setFieldGrowthPolicy(QFormLayout.AllNonFixedFieldsGrow)
layout.setLabelAlignment(Qt.AlignLeft | Qt.AlignJustify)
layout.addRow("Name ", le)
layout.addRow("Place ", cc)
form.setLayout(layout)
box.layout().addWidget(form)
left, top, right, bottom = layout.getContentsMargins()
layout.setContentsMargins(0, top, right, bottom)
cb.disables.append(box)
cb.makeConsistent()
box = OWGUI.widgetBox(self.controlArea, "Run")
cb = OWGUI.checkBox(box, self, "runAnyChange", "Run after any change")
self.runButton = b = OWGUI.button(box, self, "Run Clustering",
callback=self.run)
OWGUI.setStopper(self, b, cb, "settingsChanged", callback=self.run)
OWGUI.rubber(self.controlArea)
# display of clustering results
self.optimizationReportBox = OWGUI.widgetBox(self.mainArea)
self.tableBox = OWGUI.widgetBox(self.optimizationReportBox,
"Optimization Report")
self.table = OWGUI.table(self.tableBox,
selectionMode=QTableWidget.SingleSelection)
self.table.setHorizontalScrollMode(QTableWidget.ScrollPerPixel)
self.table.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.table.setSelectionBehavior(QAbstractItemView.SelectRows)
self.table.setColumnCount(3)
self.table.setHorizontalHeaderLabels(["k", "Best", "Score"])
self.table.verticalHeader().hide()
self.table.horizontalHeader().setStretchLastSection(True)
self.table.setItemDelegateForColumn(
2, OWGUI.TableBarItem(self, self.table))
self.table.setItemDelegateForColumn(
1, OWGUI.IndicatorItemDelegate(self))
self.table.setSizePolicy(QSizePolicy.MinimumExpanding,
QSizePolicy.MinimumExpanding)
self.connect(self.table,
SIGNAL("itemSelectionChanged()"),
self.tableItemSelected)
self.setSizePolicy(QSizePolicy.Preferred,
QSizePolicy.Preferred)
self.mainArea.setSizePolicy(QSizePolicy.MinimumExpanding,
QSizePolicy.MinimumExpanding)
OWGUI.rubber(self.topWidgetPart)
self.updateOptimizationGui()
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, "SampleData", wantMainArea=0)
self.inputs = [("Data", ExampleTable, self.setData)]
self.outputs = [("Data Sample", ExampleTable), ("Remaining Data", ExampleTable)]
# initialization of variables
self.data = None # dataset (incoming stream)
self.indices = None # indices that control sampling
self.Stratified = 1 # use stratified sampling if possible?
self.Repeat = 0 # can elements repeat in a sample?
self.UseSpecificSeed = 0 # use a specific random seed?
self.RandomSeed = 1 # specific seed used
self.GroupSeed = 1 # current seed for multiple group selection
self.outFold = 1 # folder/group to output
self.Folds = 1 # total number of folds/groups
self.SelectType = 0 # sampling type (LOO, CV, ...)
self.useCases = 0 # use a specific number of cases?
self.nCases = 25 # number of cases to use
self.selPercentage = 30 # sample size in %
self.CVFolds = 10 # number of CV folds
self.nGroups = 3 # number of groups
self.pGroups = [0.1, 0.25, 0.5] # sizes of groups
self.GroupText = "0.1,0.25,0.5" # assigned to Groups Control (for internal use)
self.autocommit = False
# Invalidated settings flag.
self.outputInvalidateFlag = False
self.loadSettings()
# GUI
# Info Box
box1 = OWGUI.widgetBox(self.controlArea, "Information", addSpace=True)
# Input data set info
self.infoa = OWGUI.widgetLabel(box1, "No data on input.")
# Sampling type/parameters info
self.infob = OWGUI.widgetLabel(box1, " ")
# Output data set info
self.infoc = OWGUI.widgetLabel(box1, " ")
# Options Box
box2 = OWGUI.widgetBox(self.controlArea, "Options", addSpace=True)
OWGUI.checkBox(box2, self, "Stratified", "Stratified (if possible)", callback=self.settingsChanged)
OWGUI.checkWithSpin(
box2,
self,
"Set random seed:",
0,
32767,
"UseSpecificSeed",
"RandomSeed",
checkCallback=self.settingsChanged,
spinCallback=self.settingsChanged,
)
# Sampling Type Box
self.s = [None, None, None, None]
self.sBox = OWGUI.widgetBox(self.controlArea, "Sampling type", addSpace=True)
self.sBox.buttons = []
# Random Sampling
self.s[0] = OWGUI.appendRadioButton(self.sBox, self, "SelectType", "Random sampling")
# indent
indent = OWGUI.checkButtonOffsetHint(self.s[0])
# repeat checkbox
self.h1Box = OWGUI.indentedBox(self.sBox, sep=indent, orientation="horizontal")
OWGUI.checkBox(self.h1Box, self, "Repeat", "With replacement", callback=self.settingsChanged)
# specified number of elements checkbox
self.h2Box = OWGUI.indentedBox(self.sBox, sep=indent, orientation="horizontal")
check, _ = OWGUI.checkWithSpin(
self.h2Box,
self,
"Sample size (instances):",
1,
1000000000,
"useCases",
"nCases",
checkCallback=self.settingsChanged,
spinCallback=self.settingsChanged,
)
# percentage slider
self.h3Box = OWGUI.indentedBox(self.sBox, sep=indent)
OWGUI.widgetLabel(self.h3Box, "Sample size:")
self.slidebox = OWGUI.widgetBox(self.h3Box, orientation="horizontal")
OWGUI.hSlider(
self.slidebox,
self,
"selPercentage",
minValue=1,
maxValue=100,
step=1,
ticks=10,
labelFormat=" %d%%",
callback=self.settingsChanged,
)
# Sample size (instances) check disables the Percentage slider.
# TODO: Should be an exclusive option (radio buttons)
check.disables.extend([(-1, self.h3Box)])
check.makeConsistent()
# Cross Validation sampling options
self.s[1] = OWGUI.appendRadioButton(self.sBox, self, "SelectType", "Cross validation")
box = OWGUI.indentedBox(self.sBox, sep=indent, orientation="horizontal")
OWGUI.spin(box, self, "CVFolds", 2, 100, step=1, label="Number of folds: ", callback=self.settingsChanged)
# Leave-One-Out
self.s[2] = OWGUI.appendRadioButton(self.sBox, self, "SelectType", "Leave-one-out")
# Multiple Groups
self.s[3] = OWGUI.appendRadioButton(self.sBox, self, "SelectType", "Multiple subsets")
gbox = OWGUI.indentedBox(self.sBox, sep=indent, orientation="horizontal")
OWGUI.lineEdit(
gbox, self, "GroupText", label='Subset sizes (e.g. "0.1, 0.2, 0.5"):', callback=self.multipleChanged
)
# Output Group Box
box = OWGUI.widgetBox(self.controlArea, "Output Data for Fold / Group", addSpace=True)
self.foldcombo = OWGUI.comboBox(
box,
self,
"outFold",
items=range(1, 101),
label="Fold / group:",
orientation="horizontal",
sendSelectedValue=1,
valueType=int,
callback=self.invalidate,
)
self.foldcombo.setEnabled(self.SelectType != 0)
# Sample Data box
OWGUI.rubber(self.controlArea)
box = OWGUI.widgetBox(self.controlArea, "Sample Data")
cb = OWGUI.checkBox(box, self, "autocommit", "Sample on any change")
self.sampleButton = OWGUI.button(box, self, "Sample &Data", callback=self.sdata, default=True)
OWGUI.setStopper(self, self.sampleButton, cb, "outputInvalidateFlag", callback=self.sdata)
# set initial radio button on (default sample type)
self.s[self.SelectType].setChecked(True)
# Connect radio buttons (SelectType)
for i, button in enumerate(self.s):
button.toggled[bool].connect(lambda state, i=i: self.samplingTypeChanged(state, i))
self.process()
self.resize(200, 275)
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self,
parent,
signalManager,
'SampleData',
wantMainArea=0)
self.inputs = [("Data", ExampleTable, self.setData)]
self.outputs = [("Sample", ExampleTable),
("Remaining Examples", ExampleTable)]
# initialization of variables
self.data = None # dataset (incoming stream)
self.indices = None # indices that control sampling
self.ind = None # indices that control sampling
self.Stratified = 1 # use stratified sampling if possible?
self.Repeat = 0 # can elements repeat in a sample?
self.UseSpecificSeed = 0 # use a specific random seed?
self.RandomSeed = 1 # specific seed used
self.GroupSeed = 1 # current seed for multiple group selection
self.outFold = 1 # folder/group to output
self.Folds = 1 # total number of folds/groups
self.SelectType = 0 # sampling type (LOO, CV, ...)
self.useCases = 0 # use a specific number of cases?
self.nCases = 25 # number of cases to use
self.selPercentage = 30 # sample size in %
self.LOO = 1 # use LOO?
self.CVFolds = 10 # number of CV folds
self.CVFoldsInternal = 10 # number of CV folds (for internal use)
self.nGroups = 3 # number of groups
self.pGroups = [0.1, 0.25, 0.5] # sizes of groups
self.GroupText = '0.1,0.25,0.5' # assigned to Groups Control (for internal use)
self.loadSettings()
# GUI
# Info Box
box1 = OWGUI.widgetBox(self.controlArea, "Information", addSpace=True)
self.infoa = OWGUI.widgetLabel(box1, 'No data on input.')
self.infob = OWGUI.widgetLabel(box1, ' ')
self.infoc = OWGUI.widgetLabel(box1, ' ')
# Options Box
box2 = OWGUI.widgetBox(self.controlArea, 'Options', addSpace=True)
OWGUI.checkBox(box2,
self,
'Stratified',
'Stratified (if possible)',
callback=self.settingsChanged)
OWGUI.checkWithSpin(box2,
self,
'Set random seed:',
0,
32767,
'UseSpecificSeed',
'RandomSeed',
checkCallback=self.settingsChanged,
spinCallback=self.settingsChanged)
# Sampling Type Box
self.s = [None, None, None, None]
self.sBox = OWGUI.widgetBox(self.controlArea,
"Sampling type",
addSpace=True)
self.sBox.buttons = []
# Random Sampling
self.s[0] = OWGUI.appendRadioButton(self.sBox, self, "SelectType",
'Random sampling')
# indent
indent = sep = OWGUI.checkButtonOffsetHint(self.s[0])
# repeat checkbox
self.h1Box = OWGUI.indentedBox(self.sBox,
sep=indent,
orientation="horizontal")
OWGUI.checkBox(self.h1Box,
self,
'Repeat',
'With replacement',
callback=self.settingsChanged)
# specified number of elements checkbox
self.h2Box = OWGUI.indentedBox(self.sBox,
sep=indent,
orientation="horizontal")
OWGUI.checkWithSpin(self.h2Box,
self,
'Sample size (instances):',
1,
1000000000,
'useCases',
'nCases',
checkCallback=[self.uCases, self.settingsChanged],
spinCallback=self.settingsChanged)
OWGUI.rubber(self.h2Box)
# percentage slider
self.h3Box = OWGUI.indentedBox(self.sBox,
sep=indent,
orientation="horizontal")
OWGUI.widgetLabel(self.h3Box, "Sample size:")
self.slidebox = OWGUI.indentedBox(self.sBox,
sep=indent,
orientation="horizontal")
OWGUI.hSlider(self.slidebox,
self,
'selPercentage',
minValue=1,
maxValue=100,
step=1,
ticks=10,
labelFormat=" %d%%",
callback=self.settingsChanged)
# Cross Validation
self.s[1] = OWGUI.appendRadioButton(self.sBox, self, "SelectType",
'Cross validation')
box = OWGUI.indentedBox(self.sBox,
sep=indent,
orientation="horizontal")
OWGUI.spin(box,
self,
'CVFolds',
2,
100,
step=1,
label='Number of folds: ',
callback=[self.changeCombo, self.settingsChanged])
OWGUI.rubber(box)
# Leave-One-Out
self.s[2] = OWGUI.appendRadioButton(self.sBox, self, "SelectType",
'Leave-one-out')
# Multiple Groups
self.s[3] = OWGUI.appendRadioButton(self.sBox, self, "SelectType",
'Multiple subsets')
gbox = OWGUI.indentedBox(self.sBox,
sep=indent,
orientation="horizontal")
OWGUI.lineEdit(gbox,
self,
'GroupText',
label='Subset sizes (e.g. "0.1, 0.2, 0.5"):',
callback=self.multipleChanged)
# Output Group Box
self.foldcombo = OWGUI.comboBox(self.controlArea,
self,
"outFold",
'Output Data for Fold / Group',
'Fold / group:',
orientation="horizontal",
items=list(range(1, 101)),
callback=self.foldChanged,
sendSelectedValue=1,
valueType=int)
self.foldcombo.setEnabled(False)
# Select Data Button
OWGUI.rubber(self.controlArea)
self.sampleButton = OWGUI.button(self.controlArea,
self,
'Sample &Data',
callback=self.process,
addToLayout=False)
self.buttonBackground.layout().setDirection(QBoxLayout.TopToBottom)
self.buttonBackground.layout().insertWidget(0, self.sampleButton)
self.buttonBackground.show()
self.s[self.SelectType].setChecked(
True) # set initial radio button on (default sample type)
# CONNECTIONS
# set connections for RadioButton (SelectType)
self.dummy1 = [None] * len(self.s)
for i in range(len(self.s)):
self.dummy1[i] = lambda x, v=i: self.sChanged(x, v)
self.connect(self.s[i], SIGNAL("toggled(bool)"), self.dummy1[i])
# final touch
self.resize(200, 275)
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, 'SampleData', wantMainArea = 0)
self.inputs = [("Data", ExampleTable, self.setData)]
self.outputs = [("Data Sample", ExampleTable), ("Remaining Data", ExampleTable)]
# initialization of variables
self.data = None # dataset (incoming stream)
self.indices = None # indices that control sampling
self.ind = None # indices that control sampling
self.Stratified = 1 # use stratified sampling if possible?
self.Repeat = 0 # can elements repeat in a sample?
self.UseSpecificSeed = 0 # use a specific random seed?
self.RandomSeed = 1 # specific seed used
self.GroupSeed = 1 # current seed for multiple group selection
self.outFold = 1 # folder/group to output
self.Folds = 1 # total number of folds/groups
self.SelectType = 0 # sampling type (LOO, CV, ...)
self.useCases = 0 # use a specific number of cases?
self.nCases = 25 # number of cases to use
self.selPercentage = 30 # sample size in %
self.LOO = 1 # use LOO?
self.CVFolds = 10 # number of CV folds
self.CVFoldsInternal = 10 # number of CV folds (for internal use)
self.nGroups = 3 # number of groups
self.pGroups = [0.1,0.25,0.5] # sizes of groups
self.GroupText = '0.1,0.25,0.5' # assigned to Groups Control (for internal use)
self.loadSettings()
# GUI
# Info Box
box1 = OWGUI.widgetBox(self.controlArea, "Information", addSpace=True)
self.infoa = OWGUI.widgetLabel(box1, 'No data on input.')
self.infob = OWGUI.widgetLabel(box1, ' ')
self.infoc = OWGUI.widgetLabel(box1, ' ')
# Options Box
box2 = OWGUI.widgetBox(self.controlArea, 'Options', addSpace=True)
OWGUI.checkBox(box2, self, 'Stratified', 'Stratified (if possible)', callback=self.settingsChanged)
OWGUI.checkWithSpin(box2, self, 'Set random seed:', 0, 32767, 'UseSpecificSeed', 'RandomSeed', checkCallback=self.settingsChanged, spinCallback=self.settingsChanged)
# Sampling Type Box
self.s = [None, None, None, None]
self.sBox = OWGUI.widgetBox(self.controlArea, "Sampling type", addSpace=True)
self.sBox.buttons = []
# Random Sampling
self.s[0] = OWGUI.appendRadioButton(self.sBox, self, "SelectType", 'Random sampling')
# indent
indent = sep=OWGUI.checkButtonOffsetHint(self.s[0])
# repeat checkbox
self.h1Box = OWGUI.indentedBox(self.sBox, sep=indent, orientation = "horizontal")
OWGUI.checkBox(self.h1Box, self, 'Repeat', 'With replacement', callback=self.settingsChanged)
# specified number of elements checkbox
self.h2Box = OWGUI.indentedBox(self.sBox, sep=indent, orientation = "horizontal")
OWGUI.checkWithSpin(self.h2Box, self, 'Sample size (instances):', 1, 1000000000, 'useCases', 'nCases', checkCallback=[self.uCases, self.settingsChanged], spinCallback=self.settingsChanged)
OWGUI.rubber(self.h2Box)
# percentage slider
self.h3Box = OWGUI.indentedBox(self.sBox, sep=indent, orientation = "horizontal")
OWGUI.widgetLabel(self.h3Box, "Sample size:")
self.slidebox = OWGUI.indentedBox(self.sBox, sep=indent, orientation = "horizontal")
OWGUI.hSlider(self.slidebox, self, 'selPercentage', minValue=1, maxValue=100, step=1, ticks=10, labelFormat=" %d%%", callback=self.settingsChanged)
# Cross Validation
self.s[1] = OWGUI.appendRadioButton(self.sBox, self, "SelectType", 'Cross validation')
box = OWGUI.indentedBox(self.sBox, sep=indent, orientation = "horizontal")
OWGUI.spin(box, self, 'CVFolds', 2, 100, step=1, label='Number of folds: ', callback=[self.changeCombo, self.settingsChanged])
OWGUI.rubber(box)
# Leave-One-Out
self.s[2] = OWGUI.appendRadioButton(self.sBox, self, "SelectType", 'Leave-one-out')
# Multiple Groups
self.s[3] = OWGUI.appendRadioButton(self.sBox, self, "SelectType", 'Multiple subsets')
gbox = OWGUI.indentedBox(self.sBox, sep=indent, orientation = "horizontal")
OWGUI.lineEdit(gbox, self, 'GroupText', label='Subset sizes (e.g. "0.1, 0.2, 0.5"):', callback=self.multipleChanged)
# Output Group Box
self.foldcombo = OWGUI.comboBox(self.controlArea, self, "outFold", 'Output Data for Fold / Group', 'Fold / group:', orientation = "horizontal", items = range(1,101), callback = self.foldChanged, sendSelectedValue = 1, valueType = int)
self.foldcombo.setEnabled(False)
# Select Data Button
OWGUI.rubber(self.controlArea)
self.sampleButton = OWGUI.button(self.controlArea, self, 'Sample &Data', callback = self.process, addToLayout=False, default=True)
self.buttonBackground.layout().setDirection(QBoxLayout.TopToBottom)
self.buttonBackground.layout().insertWidget(0, self.sampleButton)
self.buttonBackground.show()
self.s[self.SelectType].setChecked(True) # set initial radio button on (default sample type)
# CONNECTIONS
# set connections for RadioButton (SelectType)
self.dummy1 = [None]*len(self.s)
for i in range(len(self.s)):
self.dummy1[i] = lambda x, v=i: self.sChanged(x, v)
self.connect(self.s[i], SIGNAL("toggled(bool)"), self.dummy1[i])
# final touch
self.resize(200, 275)
