def __init__(self,
parentWidget=None,
signalManager=None,
graph=None,
parentName="Visualization widget"):
OWWidget.__init__(self,
None,
signalManager,
"FreeViz Dialog",
savePosition=True,
wantMainArea=0,
wantStatusBar=1)
FreeViz.__init__(self, graph)
self.parentWidget = parentWidget
self.parentName = parentName
self.setCaption("FreeViz Optimization Dialog")
self.cancelOptimization = 0
self.forceRelation = 5
self.disableAttractive = 0
self.disableRepulsive = 0
self.touringSpeed = 4
self.graph = graph
if self.graph:
self.graph.hideRadius = 0
self.graph.showAnchors = 1
# differential evolution
self.differentialEvolutionPopSize = 100
self.DERadvizSolver = None
self.loadSettings()
self.layout().setMargin(0)
self.tabs = OWGUI.tabWidget(self.controlArea)
self.MainTab = OWGUI.createTabPage(self.tabs, "Main")
self.ProjectionsTab = OWGUI.createTabPage(self.tabs, "Projections")
# ###########################
# MAIN TAB
OWGUI.comboBox(self.MainTab,
self,
"implementation",
box="FreeViz implementation",
items=[
"Fast (C) implementation",
"Slow (Python) implementation", "LDA"
])
box = OWGUI.widgetBox(self.MainTab, "Optimization")
self.optimizeButton = OWGUI.button(box,
self,
"Optimize Separation",
callback=self.optimizeSeparation)
self.stopButton = OWGUI.button(box,
self,
"Stop Optimization",
callback=self.stopOptimization)
self.singleStepButton = OWGUI.button(
box, self, "Single Step", callback=self.singleStepOptimization)
f = self.optimizeButton.font()
f.setBold(1)
self.optimizeButton.setFont(f)
self.stopButton.setFont(f)
self.stopButton.hide()
self.attrKNeighboursCombo = OWGUI.comboBoxWithCaption(
box,
self,
"stepsBeforeUpdate",
"Number of steps before updating graph: ",
tooltip=
"Set the number of optimization steps that will be executed before the updated anchor positions will be visualized",
items=[1, 3, 5, 10, 15, 20, 30, 50, 75, 100, 150, 200, 300],
sendSelectedValue=1,
valueType=int)
OWGUI.checkBox(box,
self,
"mirrorSymmetry",
"Keep mirror symmetry",
tooltip="'Rotational' keeps the second anchor upside")
vbox = OWGUI.widgetBox(self.MainTab, "Set anchor positions")
hbox1 = OWGUI.widgetBox(vbox, orientation="horizontal")
OWGUI.button(hbox1, self, "Circle", callback=self.radialAnchors)
OWGUI.button(hbox1, self, "Random", callback=self.randomAnchors)
self.manualPositioningButton = OWGUI.button(
hbox1, self, "Manual", callback=self.setManualPosition)
self.manualPositioningButton.setCheckable(1)
OWGUI.comboBox(vbox,
self,
"restrain",
label="Restrain anchors:",
orientation="horizontal",
items=["Unrestrained", "Fixed Length", "Fixed Angle"],
callback=self.setRestraints)
box2 = OWGUI.widgetBox(self.MainTab, "Forces", orientation="vertical")
self.cbLaw = OWGUI.comboBox(
box2,
self,
"law",
label="Law",
labelWidth=40,
orientation="horizontal",
items=["Linear", "Square", "Gaussian", "KNN", "Variance"],
callback=self.forceLawChanged)
hbox2 = OWGUI.widgetBox(box2, orientation="horizontal")
hbox2.layout().addSpacing(10)
validSigma = QDoubleValidator(self)
validSigma.setBottom(0.01)
self.spinSigma = OWGUI.lineEdit(hbox2,
self,
"forceSigma",
label="Kernel width (sigma) ",
labelWidth=110,
orientation="horizontal",
valueType=float)
self.spinSigma.setFixedSize(60, self.spinSigma.sizeHint().height())
self.spinSigma.setSizePolicy(
QSizePolicy(QSizePolicy.Maximum, QSizePolicy.Fixed))
box2.layout().addSpacing(20)
self.cbforcerel = OWGUI.comboBox(box2,
self,
"forceRelation",
label="Attractive : Repulsive ",
orientation="horizontal",
items=self.forceRelValues,
callback=self.updateForces)
self.cbforcebal = OWGUI.checkBox(
box2,
self,
"forceBalancing",
"Dynamic force balancing",
tooltip=
"Normalize the forces so that the total sums of the\nrepulsive and attractive are in the above proportion."
)
box2.layout().addSpacing(20)
self.cbDisableAttractive = OWGUI.checkBox(
box2,
self,
"disableAttractive",
"Disable attractive forces",
callback=self.setDisableAttractive)
self.cbDisableRepulsive = OWGUI.checkBox(
box2,
self,
"disableRepulsive",
"Disable repulsive forces",
callback=self.setDisableRepulsive)
box = OWGUI.widgetBox(self.MainTab, "Show anchors")
OWGUI.checkBox(box,
self,
'graph.showAnchors',
'Show attribute anchors',
callback=self.parentWidget.updateGraph)
OWGUI.qwtHSlider(box,
self,
"graph.hideRadius",
label="Hide radius",
minValue=0,
maxValue=9,
step=1,
ticks=0,
callback=self.parentWidget.updateGraph)
self.freeAttributesButton = OWGUI.button(box,
self,
"Remove hidden attributes",
callback=self.removeHidden)
if parentName.lower() != "radviz":
pcaBox = OWGUI.widgetBox(self.ProjectionsTab,
"Principal Component Analysis")
OWGUI.button(pcaBox,
self,
"Principal component analysis",
callback=self.findPCAProjection)
OWGUI.button(pcaBox,
self,
"Supervised principal component analysis",
callback=self.findSPCAProjection)
OWGUI.checkBox(pcaBox, self, "useGeneralizedEigenvectors",
"Merge examples with same class value")
plsBox = OWGUI.widgetBox(self.ProjectionsTab,
"Partial Least Squares")
OWGUI.button(plsBox,
self,
"Partial least squares",
callback=self.findPLSProjection)
box = OWGUI.widgetBox(self.ProjectionsTab, "Projection Tours")
self.startTourButton = OWGUI.button(box,
self,
"Start Random Touring",
callback=self.startRandomTouring)
self.stopTourButton = OWGUI.button(box,
self,
"Stop Touring",
callback=self.stopRandomTouring)
self.stopTourButton.hide()
OWGUI.hSlider(box,
self,
'touringSpeed',
label="Speed: ",
minValue=1,
maxValue=10,
step=1)
OWGUI.rubber(self.ProjectionsTab)
box = OWGUI.widgetBox(self.ProjectionsTab, "Signal to Noise Heuristic")
#OWGUI.comboBoxWithCaption(box, self, "s2nSpread", "Anchor spread: ", tooltip = "Are the anchors for each class value placed together or are they distributed along the circle", items = range(11), callback = self.s2nMixAnchors)
box2 = OWGUI.widgetBox(box, 0, orientation="horizontal")
OWGUI.widgetLabel(box2, "Anchor spread: ")
OWGUI.hSlider(box2,
self,
's2nSpread',
minValue=0,
maxValue=10,
step=1,
callback=self.s2nMixAnchors,
labelFormat=" %d",
ticks=0)
OWGUI.comboBoxWithCaption(
box,
self,
"s2nPlaceAttributes",
"Attributes to place: ",
tooltip=
"Set the number of top ranked attributes to place. You can select a higher value than the actual number of attributes",
items=self.attrsNum,
callback=self.s2nMixAnchors,
sendSelectedValue=1,
valueType=int)
OWGUI.checkBox(box, self, 'autoSetParameters',
'Automatically find optimal parameters')
self.s2nMixButton = OWGUI.button(box,
self,
"Place anchors",
callback=self.s2nMixAnchorsAutoSet)
self.forceLawChanged()
self.updateForces()
self.cbforcebal.setDisabled(self.cbDisableAttractive.isChecked()
or self.cbDisableRepulsive.isChecked())
self.resize(320, 650)
def hideEvent(self, ev):
self.stopRandomTouring() # if we were touring then stop
self.saveSettings()
OWWidget.hideEvent(self, ev)
def __init__(self,
parent=None,
signalManager=None,
title="CSV File Import"):
OWWidget.__init__(self,
parent,
signalManager,
title,
wantMainArea=False,
noReport=True)
self.symbol_DC = ""
self.symbol_DK = ""
#: List of recent opened files.
self.recent_files = []
#: Current selected file name
self.selected_file = None
#: Variable reuse flag
self.create_new_on = 2
#: Display advanced var reuse options
self.show_advanced = False
self.loadSettings()
self.recent_files = filter(os.path.exists, self.recent_files)
self._loader = None
self._invalidated = False
self._datareport = None
layout = QHBoxLayout()
OWGUI.widgetBox(self.controlArea, "File", orientation=layout)
icons = standard_icons(self)
self.recent_combo = QComboBox(self,
objectName="recent_combo",
toolTip="Recent files.",
activated=self.activate_recent)
cb_append_file_list(self.recent_combo, self.recent_files)
self.recent_combo.insertSeparator(self.recent_combo.count())
self.recent_combo.addItem(u"Browse documentation data sets…")
self.browse_button = QPushButton(u"…",
icon=icons.dir_open_icon,
toolTip="Browse filesystem",
clicked=self.browse)
self.reload_button = QPushButton("Reload",
icon=icons.reload_icon,
toolTip="Reload the selected file",
clicked=self.reload,
default=True)
layout.addWidget(self.recent_combo, 2)
layout.addWidget(self.browse_button)
layout.addWidget(self.reload_button)
###########
# Info text
###########
box = OWGUI.widgetBox(self.controlArea, "Info", addSpace=True)
self.infoa = OWGUI.widgetLabel(box, "No data loaded.")
self.infob = OWGUI.widgetLabel(box, " ")
self.warnings = OWGUI.widgetLabel(box, " ")
# Set word wrap so long warnings won't expand the widget
self.warnings.setWordWrap(True)
self.warnings.setSizePolicy(QSizePolicy.Ignored,
QSizePolicy.MinimumExpanding)
advanced = QGroupBox("Advanced Settings",
checkable=True,
checked=self.show_advanced)
advanced.setLayout(QVBoxLayout())
def set_group_visible(groupbox, state):
layout = groupbox.layout()
for i in range(layout.count()):
item = layout.itemAt(i)
widget = item.widget()
if widget is not None:
widget.setVisible(state)
groupbox.setFlat(not state)
def toogle_advanced(state):
self.show_advanced = state
set_group_visible(advanced, state)
self.layout().activate()
QApplication.instance().processEvents()
QTimer.singleShot(0, self.adjustSize)
advanced.toggled.connect(toogle_advanced)
self.taboptions = QWidget()
self.taboptions.setLayout(QVBoxLayout())
box = QGroupBox("Missing Value Symbols", flat=True)
form = QFormLayout(fieldGrowthPolicy=QFormLayout.AllNonFixedFieldsGrow)
form.addRow(
"Don't care:",
OWGUI.lineEdit(None,
self,
"symbol_DC",
tooltip="Default values: '~' or '*'"))
form.addRow(
"Don't know:",
OWGUI.lineEdit(None,
self,
"symbol_DK",
tooltip="Default values: empty fields (space), "
"'?' or 'NA'"))
box.setLayout(form)
advanced.layout().addWidget(box)
rb = OWGUI.radioButtonsInBox(
advanced,
self,
"create_new_on",
box="New Attributes",
callback=self._invalidate,
label=u"Create a new attribute when existing attribute(s) …",
btnLabels=[
u"Have mismatching order of values",
u"Have no common values with the new (recommended)",
u"Miss some values of the new attribute",
u"… Always create a new attribute"
])
rb.setFlat(True)
self.controlArea.layout().addWidget(advanced)
button_box = QDialogButtonBox(orientation=Qt.Horizontal)
self.import_options_button = QPushButton(u"Import Options…",
enabled=False)
self.import_options_button.pressed.connect(
self._activate_import_dialog)
button_box.addButton(self.import_options_button,
QDialogButtonBox.ActionRole)
button_box.addButton(
QPushButton("&Report", pressed=self.reportAndFinish),
QDialogButtonBox.ActionRole)
self.controlArea.layout().addWidget(button_box)
OWGUI.rubber(self.controlArea)
set_group_visible(advanced, self.show_advanced)
if self.recent_files and self.recent_files[0] == self.selected_file:
QTimer.singleShot(0, lambda: self.activate_recent(0))
else:
self.selected_file = None
self.recent_combo.setCurrentIndex(-1)
def __init__(self, parent=None, signalManager=None,
title="CSV File Import"):
OWWidget.__init__(self, parent, signalManager, title,
wantMainArea=False, noReport=True)
self.symbol_DC = ""
self.symbol_DK = ""
#: List of recent opened files.
self.recent_files = []
#: Current selected file name
self.selected_file = None
#: Variable reuse flag
self.create_new_on = 2
#: Display advanced var reuse options
self.show_advanced = False
self.loadSettings()
self.recent_files = filter(os.path.exists, self.recent_files)
self._loader = None
self._invalidated = False
self._datareport = None
layout = QHBoxLayout()
OWGUI.widgetBox(self.controlArea, "File", orientation=layout)
icons = standard_icons(self)
self.recent_combo = QComboBox(
self, objectName="recent_combo",
toolTip="Recent files.",
activated=self.activate_recent
)
cb_append_file_list(self.recent_combo, self.recent_files)
self.recent_combo.insertSeparator(self.recent_combo.count())
self.recent_combo.addItem(u"Browse documentation data sets…")
self.browse_button = QPushButton(
u"…",
icon=icons.dir_open_icon, toolTip="Browse filesystem",
clicked=self.browse
)
self.reload_button = QPushButton(
"Reload", icon=icons.reload_icon,
toolTip="Reload the selected file", clicked=self.reload,
default=True
)
layout.addWidget(self.recent_combo, 2)
layout.addWidget(self.browse_button)
layout.addWidget(self.reload_button)
###########
# Info text
###########
box = OWGUI.widgetBox(self.controlArea, "Info", addSpace=True)
self.infoa = OWGUI.widgetLabel(box, "No data loaded.")
self.infob = OWGUI.widgetLabel(box, " ")
self.warnings = OWGUI.widgetLabel(box, " ")
# Set word wrap so long warnings won't expand the widget
self.warnings.setWordWrap(True)
self.warnings.setSizePolicy(QSizePolicy.Ignored,
QSizePolicy.MinimumExpanding)
advanced = QGroupBox(
"Advanced Settings", checkable=True, checked=self.show_advanced
)
advanced.setLayout(QVBoxLayout())
def set_group_visible(groupbox, state):
layout = groupbox.layout()
for i in range(layout.count()):
item = layout.itemAt(i)
widget = item.widget()
if widget is not None:
widget.setVisible(state)
groupbox.setFlat(not state)
def toogle_advanced(state):
self.show_advanced = state
set_group_visible(advanced, state)
self.layout().activate()
QApplication.instance().processEvents()
QTimer.singleShot(0, self.adjustSize)
advanced.toggled.connect(toogle_advanced)
self.taboptions = QWidget()
self.taboptions.setLayout(QVBoxLayout())
box = QGroupBox("Missing Value Symbols", flat=True)
form = QFormLayout(fieldGrowthPolicy=QFormLayout.AllNonFixedFieldsGrow)
form.addRow(
"Don't care:",
OWGUI.lineEdit(None, self, "symbol_DC",
tooltip="Default values: '~' or '*'"))
form.addRow(
"Don't know:",
OWGUI.lineEdit(None, self, "symbol_DK",
tooltip="Default values: empty fields (space), "
"'?' or 'NA'"))
box.setLayout(form)
advanced.layout().addWidget(box)
rb = OWGUI.radioButtonsInBox(
advanced, self, "create_new_on",
box="New Attributes",
callback=self._invalidate,
label=u"Create a new attribute when existing attribute(s) …",
btnLabels=[u"Have mismatching order of values",
u"Have no common values with the new (recommended)",
u"Miss some values of the new attribute",
u"… Always create a new attribute"]
)
rb.setFlat(True)
self.controlArea.layout().addWidget(advanced)
button_box = QDialogButtonBox(orientation=Qt.Horizontal)
self.import_options_button = QPushButton(
u"Import Options…", enabled=False
)
self.import_options_button.pressed.connect(self._activate_import_dialog)
button_box.addButton(
self.import_options_button, QDialogButtonBox.ActionRole
)
button_box.addButton(
QPushButton("&Report", pressed=self.reportAndFinish),
QDialogButtonBox.ActionRole
)
self.controlArea.layout().addWidget(button_box)
OWGUI.rubber(self.controlArea)
set_group_visible(advanced, self.show_advanced)
if self.recent_files and self.recent_files[0] == self.selected_file:
QTimer.singleShot(
0, lambda: self.activate_recent(0)
)
else:
self.selected_file = None
self.recent_combo.setCurrentIndex(-1)
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self,
parent,
signalManager,
'Hierarchical Clustering',
wantGraph=True)
self.inputs = [("Distances", Orange.misc.SymMatrix, self.set_matrix)]
self.outputs = [("Selected Data", Orange.data.Table),
("Other Data", Orange.data.Table),
("Centroids", Orange.data.Table)]
self.linkage = [
("Single linkage", hierarchical.HierarchicalClustering.Single),
("Average linkage", hierarchical.HierarchicalClustering.Average),
("Ward's linkage", hierarchical.HierarchicalClustering.Ward),
("Complete linkage", hierarchical.HierarchicalClustering.Complete),
]
self.Linkage = 3
self.Annotation = 0
self.PrintDepthCheck = 0
self.PrintDepth = 10
# initial horizontal and vertical dendrogram size
self.HDSize = 500
self.VDSize = 800
self.ManualHorSize = 0
self.AutoResize = 0
self.TextSize = 8
self.LineSpacing = 4
self.SelectionMode = 0
self.AppendClusters = 0
self.CommitOnChange = 0
self.ClassifyName = "HC_class"
self.addIdAs = 0
self.loadSettings()
self.inputMatrix = None
self.root_cluster = None
self.selectedExamples = None
self.selectionChanged = False
self.linkageMethods = [a[0] for a in self.linkage]
#################################
##GUI
#################################
#HC Settings
OWGUI.comboBox(self.controlArea,
self,
"Linkage",
box="Linkage",
items=self.linkageMethods,
tooltip="Choose linkage method",
callback=self.run_clustering,
addSpace=True)
#Label
box = OWGUI.widgetBox(self.controlArea, "Annotation", addSpace=True)
self.labelCombo = OWGUI.comboBox(box,
self,
"Annotation",
items=["None"],
tooltip="Choose label attribute",
callback=self.update_labels)
OWGUI.spin(box,
self,
"TextSize",
label="Text size",
min=5,
max=15,
step=1,
callback=self.update_font,
controlWidth=40,
keyboardTracking=False)
# Dendrogram graphics settings
dendrogramBox = OWGUI.widgetBox(self.controlArea,
"Limits",
addSpace=True)
form = QFormLayout()
form.setLabelAlignment(Qt.AlignLeft)
# Depth settings
sw = OWGUI.widgetBox(dendrogramBox,
orientation="horizontal",
addToLayout=False)
cw = OWGUI.widgetBox(dendrogramBox,
orientation="horizontal",
addToLayout=False)
OWGUI.hSlider(sw,
self,
"PrintDepth",
minValue=1,
maxValue=50,
callback=self.on_depth_change)
cblp = OWGUI.checkBox(cw,
self,
"PrintDepthCheck",
"Show to depth",
callback=self.on_depth_change,
disables=[sw])
form.addRow(cw, sw)
checkWidth = OWGUI.checkButtonOffsetHint(cblp)
# Width settings
sw = OWGUI.widgetBox(dendrogramBox,
orientation="horizontal",
addToLayout=False)
cw = OWGUI.widgetBox(dendrogramBox,
orientation="horizontal",
addToLayout=False)
hsb = OWGUI.spin(sw,
self,
"HDSize",
min=200,
max=10000,
step=10,
callback=self.on_width_changed,
callbackOnReturn=False,
keyboardTracking=False)
OWGUI.checkBox(cw,
self,
"ManualHorSize",
"Horizontal size",
callback=self.on_width_changed,
disables=[sw])
sw.setEnabled(self.ManualHorSize)
self.hSizeBox = hsb
form.addRow(cw, sw)
dendrogramBox.layout().addLayout(form)
# Selection settings
box = OWGUI.widgetBox(self.controlArea, "Selection")
OWGUI.checkBox(box,
self,
"SelectionMode",
"Show cutoff line",
callback=self.update_cutoff_line)
cb = OWGUI.checkBox(box,
self,
"AppendClusters",
"Append cluster IDs",
callback=self.commit_data_if)
self.classificationBox = ib = OWGUI.widgetBox(box, margin=0)
form = QWidget()
le = OWGUI.lineEdit(form,
self,
"ClassifyName",
None,
callback=None,
orientation="horizontal")
self.connect(le, SIGNAL("editingFinished()"), self.commit_data_if)
aa = OWGUI.comboBox(
form,
self,
"addIdAs",
label=None,
orientation="horizontal",
items=["Class attribute", "Attribute", "Meta attribute"],
callback=self.commit_data_if)
layout = QFormLayout()
layout.setSpacing(8)
layout.setContentsMargins(0, 5, 0, 5)
layout.setFieldGrowthPolicy(QFormLayout.AllNonFixedFieldsGrow)
layout.setLabelAlignment(Qt.AlignLeft)
layout.addRow("Name ", le)
layout.addRow("Place ", aa)
form.setLayout(layout)
ib.layout().addWidget(form)
ib.layout().setContentsMargins(checkWidth, 5, 5, 5)
cb.disables.append(ib)
cb.makeConsistent()
OWGUI.separator(box)
cbAuto = OWGUI.checkBox(box, self, "CommitOnChange",
"Commit on change")
btCommit = OWGUI.button(box,
self,
"&Commit",
self.commit_data,
default=True)
OWGUI.setStopper(self, btCommit, cbAuto, "selectionChanged",
self.commit_data)
OWGUI.rubber(self.controlArea)
self.connect(self.graphButton, SIGNAL("clicked()"), self.saveGraph)
self.scale_scene = scale = ScaleScene(self, self)
self.headerView = ScaleView(scale, self)
self.footerView = ScaleView(scale, self)
self.dendrogram = DendrogramScene(self)
self.dendrogramView = DendrogramView(self.dendrogram, self.mainArea)
self.connect(self.dendrogram, SIGNAL("clusterSelectionChanged()"),
self.on_selection_change)
self.connect(self.dendrogram, SIGNAL("sceneRectChanged(QRectF)"),
scale.scene_rect_update)
self.connect(self.dendrogram,
SIGNAL("dendrogramGeometryChanged(QRectF)"),
self.on_dendrogram_geometry_change)
self.connect(self.dendrogram, SIGNAL("cutoffValueChanged(float)"),
self.on_cuttof_value_changed)
self.connect(self.dendrogramView, SIGNAL("viewportResized(QSize)"),
self.on_width_changed)
self.connect(self.dendrogramView,
SIGNAL("transformChanged(QTransform)"),
self.headerView.setTransform)
self.connect(self.dendrogramView,
SIGNAL("transformChanged(QTransform)"),
self.footerView.setTransform)
self.mainArea.layout().addWidget(self.headerView)
self.mainArea.layout().addWidget(self.dendrogramView)
self.mainArea.layout().addWidget(self.footerView)
self.dendrogram.header = self.headerView
self.dendrogram.footer = self.footerView
self.connect(self.dendrogramView.horizontalScrollBar(),
SIGNAL("valueChanged(int)"),
self.footerView.horizontalScrollBar().setValue)
self.connect(self.dendrogramView.horizontalScrollBar(),
SIGNAL("valueChanged(int)"),
self.headerView.horizontalScrollBar().setValue)
self.dendrogram.setSceneRect(0, 0, self.HDSize, self.VDSize)
self.dendrogram.update()
self.resize(800, 500)
self.natural_dendrogram_width = 800
self.dendrogramView.set_fit_to_width(not self.ManualHorSize)
self.matrix = None
self.selectionList = []
self.selected_clusters = []
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager,
'Hierarchical Clustering', wantGraph=True)
self.inputs = [("Distances", Orange.misc.SymMatrix, self.set_matrix)]
self.outputs = [("Selected Data", Orange.data.Table),
("Other Data", Orange.data.Table),
("Centroids", Orange.data.Table)]
self.linkage = [
("Single linkage", hierarchical.HierarchicalClustering.Single),
("Average linkage", hierarchical.HierarchicalClustering.Average),
("Ward's linkage", hierarchical.HierarchicalClustering.Ward),
("Complete linkage", hierarchical.HierarchicalClustering.Complete),
]
self.Linkage = 3
self.Annotation = 0
self.PrintDepthCheck = 0
self.PrintDepth = 10
# initial horizontal and vertical dendrogram size
self.HDSize = 500
self.VDSize = 800
self.ManualHorSize = 0
self.AutoResize = 0
self.TextSize = 8
self.LineSpacing = 4
self.SelectionMode = 0
self.AppendClusters = 0
self.CommitOnChange = 0
self.ClassifyName = "HC_class"
self.addIdAs = 0
self.loadSettings()
self.inputMatrix = None
self.root_cluster = None
self.selectedExamples = None
self.selectionChanged = False
self.linkageMethods = [a[0] for a in self.linkage]
#################################
##GUI
#################################
#HC Settings
OWGUI.comboBox(self.controlArea, self, "Linkage", box="Linkage",
items=self.linkageMethods,
tooltip="Choose linkage method",
callback=self.run_clustering,
addSpace=True)
#Label
box = OWGUI.widgetBox(self.controlArea, "Annotation", addSpace=True)
self.labelCombo = OWGUI.comboBox(
box, self, "Annotation",
items=["None"],
tooltip="Choose label attribute",
callback=self.update_labels
)
OWGUI.spin(box, self, "TextSize", label="Text size",
min=5, max=15, step=1,
callback=self.update_font,
controlWidth=40,
keyboardTracking=False)
# Dendrogram graphics settings
dendrogramBox = OWGUI.widgetBox(self.controlArea, "Limits",
addSpace=True)
form = QFormLayout()
form.setLabelAlignment(Qt.AlignLeft)
# Depth settings
sw = OWGUI.widgetBox(dendrogramBox, orientation="horizontal",
addToLayout=False)
cw = OWGUI.widgetBox(dendrogramBox, orientation="horizontal",
addToLayout=False)
OWGUI.hSlider(sw, self, "PrintDepth", minValue=1, maxValue=50,
callback=self.on_depth_change)
cblp = OWGUI.checkBox(cw, self, "PrintDepthCheck", "Show to depth",
callback=self.on_depth_change,
disables=[sw])
form.addRow(cw, sw)
checkWidth = OWGUI.checkButtonOffsetHint(cblp)
# Width settings
sw = OWGUI.widgetBox(dendrogramBox, orientation="horizontal",
addToLayout=False)
cw = OWGUI.widgetBox(dendrogramBox, orientation="horizontal",
addToLayout=False)
hsb = OWGUI.spin(sw, self, "HDSize", min=200, max=10000, step=10,
callback=self.on_width_changed,
callbackOnReturn=False,
keyboardTracking=False)
OWGUI.checkBox(cw, self, "ManualHorSize", "Horizontal size",
callback=self.on_width_changed,
disables=[sw])
sw.setEnabled(self.ManualHorSize)
self.hSizeBox = hsb
form.addRow(cw, sw)
dendrogramBox.layout().addLayout(form)
# Selection settings
box = OWGUI.widgetBox(self.controlArea, "Selection")
OWGUI.checkBox(box, self, "SelectionMode", "Show cutoff line",
callback=self.update_cutoff_line)
cb = OWGUI.checkBox(box, self, "AppendClusters", "Append cluster IDs",
callback=self.commit_data_if)
self.classificationBox = ib = OWGUI.widgetBox(box, margin=0)
form = QWidget()
le = OWGUI.lineEdit(form, self, "ClassifyName", None, callback=None,
orientation="horizontal")
self.connect(le, SIGNAL("editingFinished()"), self.commit_data_if)
aa = OWGUI.comboBox(form, self, "addIdAs", label=None,
orientation="horizontal",
items=["Class attribute",
"Attribute",
"Meta attribute"],
callback=self.commit_data_if)
layout = QFormLayout()
layout.setSpacing(8)
layout.setContentsMargins(0, 5, 0, 5)
layout.setFieldGrowthPolicy(QFormLayout.AllNonFixedFieldsGrow)
layout.setLabelAlignment(Qt.AlignLeft)
layout.addRow("Name ", le)
layout.addRow("Place ", aa)
form.setLayout(layout)
ib.layout().addWidget(form)
ib.layout().setContentsMargins(checkWidth, 5, 5, 5)
cb.disables.append(ib)
cb.makeConsistent()
OWGUI.separator(box)
cbAuto = OWGUI.checkBox(box, self, "CommitOnChange",
"Commit on change")
btCommit = OWGUI.button(box, self, "&Commit", self.commit_data,
default=True)
OWGUI.setStopper(self, btCommit, cbAuto, "selectionChanged",
self.commit_data)
OWGUI.rubber(self.controlArea)
self.connect(self.graphButton, SIGNAL("clicked()"), self.saveGraph)
self.scale_scene = scale = ScaleScene(self, self)
self.headerView = ScaleView(scale, self)
self.footerView = ScaleView(scale, self)
self.dendrogram = DendrogramScene(self)
self.dendrogramView = DendrogramView(self.dendrogram, self.mainArea)
self.connect(self.dendrogram,
SIGNAL("clusterSelectionChanged()"),
self.on_selection_change)
self.connect(self.dendrogram,
SIGNAL("sceneRectChanged(QRectF)"),
scale.scene_rect_update)
self.connect(self.dendrogram,
SIGNAL("dendrogramGeometryChanged(QRectF)"),
self.on_dendrogram_geometry_change)
self.connect(self.dendrogram,
SIGNAL("cutoffValueChanged(float)"),
self.on_cuttof_value_changed)
self.connect(self.dendrogramView,
SIGNAL("viewportResized(QSize)"),
self.on_width_changed)
self.connect(self.dendrogramView,
SIGNAL("transformChanged(QTransform)"),
self.headerView.setTransform)
self.connect(self.dendrogramView,
SIGNAL("transformChanged(QTransform)"),
self.footerView.setTransform)
self.mainArea.layout().addWidget(self.headerView)
self.mainArea.layout().addWidget(self.dendrogramView)
self.mainArea.layout().addWidget(self.footerView)
self.dendrogram.header = self.headerView
self.dendrogram.footer = self.footerView
self.connect(self.dendrogramView.horizontalScrollBar(),
SIGNAL("valueChanged(int)"),
self.footerView.horizontalScrollBar().setValue)
self.connect(self.dendrogramView.horizontalScrollBar(),
SIGNAL("valueChanged(int)"),
self.headerView.horizontalScrollBar().setValue)
self.dendrogram.setSceneRect(0, 0, self.HDSize, self.VDSize)
self.dendrogram.update()
self.resize(800, 500)
self.natural_dendrogram_width = 800
self.dendrogramView.set_fit_to_width(not self.ManualHorSize)
self.matrix = None
self.selectionList = []
self.selected_clusters = []
def getSettings(self, *args, **kwargs):
self._storeRoles()
return OWWidget.getSettings(self, *args, **kwargs)
def hideEvent(self, ev):
self.stopRandomTouring() # if we were touring then stop
self.saveSettings()
OWWidget.hideEvent(self, ev)
def __init__(self, parentWidget = None, signalManager = None, graph = None, parentName = "Visualization widget"):
OWWidget.__init__(self, None, signalManager, "FreeViz Dialog", savePosition = True, wantMainArea = 0, wantStatusBar = 1)
FreeViz.__init__(self, graph)
self.parentWidget = parentWidget
self.parentName = parentName
self.setCaption("FreeViz Optimization Dialog")
self.cancelOptimization = 0
self.forceRelation = 5
self.disableAttractive = 0
self.disableRepulsive = 0
self.touringSpeed = 4
self.graph = graph
if self.graph:
self.graph.hideRadius = 0
self.graph.showAnchors = 1
# differential evolution
self.differentialEvolutionPopSize = 100
self.DERadvizSolver = None
self.loadSettings()
self.layout().setMargin(0)
self.tabs = OWGUI.tabWidget(self.controlArea)
self.MainTab = OWGUI.createTabPage(self.tabs, "Main")
self.ProjectionsTab = OWGUI.createTabPage(self.tabs, "Projections")
# ###########################
# MAIN TAB
OWGUI.comboBox(self.MainTab, self, "implementation", box = "FreeViz implementation", items = ["Fast (C) implementation", "Slow (Python) implementation", "LDA"])
box = OWGUI.widgetBox(self.MainTab, "Optimization")
self.optimizeButton = OWGUI.button(box, self, "Optimize Separation", callback = self.optimizeSeparation)
self.stopButton = OWGUI.button(box, self, "Stop Optimization", callback = self.stopOptimization)
self.singleStepButton = OWGUI.button(box, self, "Single Step", callback = self.singleStepOptimization)
f = self.optimizeButton.font(); f.setBold(1)
self.optimizeButton.setFont(f)
self.stopButton.setFont(f); self.stopButton.hide()
self.attrKNeighboursCombo = OWGUI.comboBoxWithCaption(box, self, "stepsBeforeUpdate", "Number of steps before updating graph: ", tooltip = "Set the number of optimization steps that will be executed before the updated anchor positions will be visualized", items = [1, 3, 5, 10, 15, 20, 30, 50, 75, 100, 150, 200, 300], sendSelectedValue = 1, valueType = int)
OWGUI.checkBox(box, self, "mirrorSymmetry", "Keep mirror symmetry", tooltip = "'Rotational' keeps the second anchor upside")
vbox = OWGUI.widgetBox(self.MainTab, "Set anchor positions")
hbox1 = OWGUI.widgetBox(vbox, orientation = "horizontal")
OWGUI.button(hbox1, self, "Sphere" if "3d" in self.parentName.lower() else "Circle", callback = self.radialAnchors)
OWGUI.button(hbox1, self, "Random", callback = self.randomAnchors)
self.manualPositioningButton = OWGUI.button(hbox1, self, "Manual", callback = self.setManualPosition)
self.manualPositioningButton.setCheckable(1)
OWGUI.comboBox(vbox, self, "restrain", label="Restrain anchors:", orientation = "horizontal", items = ["Unrestrained", "Fixed Length", "Fixed Angle"], callback = self.setRestraints)
box2 = OWGUI.widgetBox(self.MainTab, "Forces", orientation = "vertical")
self.cbLaw = OWGUI.comboBox(box2, self, "law", label="Law", labelWidth = 40, orientation="horizontal", items=["Linear", "Square", "Gaussian", "KNN", "Variance"], callback = self.forceLawChanged)
hbox2 = OWGUI.widgetBox(box2, orientation = "horizontal")
hbox2.layout().addSpacing(10)
validSigma = QDoubleValidator(self); validSigma.setBottom(0.01)
self.spinSigma = OWGUI.lineEdit(hbox2, self, "forceSigma", label = "Kernel width (sigma) ", labelWidth = 110, orientation = "horizontal", valueType = float)
self.spinSigma.setFixedSize(60, self.spinSigma.sizeHint().height())
self.spinSigma.setSizePolicy(QSizePolicy(QSizePolicy.Maximum, QSizePolicy.Fixed))
box2.layout().addSpacing(20)
self.cbforcerel = OWGUI.comboBox(box2, self, "forceRelation", label= "Attractive : Repulsive ",orientation = "horizontal", items=self.forceRelValues, callback = self.updateForces)
self.cbforcebal = OWGUI.checkBox(box2, self, "forceBalancing", "Dynamic force balancing", tooltip="Normalize the forces so that the total sums of the\nrepulsive and attractive are in the above proportion.")
box2.layout().addSpacing(20)
self.cbDisableAttractive = OWGUI.checkBox(box2, self, "disableAttractive", "Disable attractive forces", callback = self.setDisableAttractive)
self.cbDisableRepulsive = OWGUI.checkBox(box2, self, "disableRepulsive", "Disable repulsive forces", callback = self.setDisableRepulsive)
box = OWGUI.widgetBox(self.MainTab, "Show anchors")
OWGUI.checkBox(box, self, 'graph.showAnchors', 'Show attribute anchors', callback = self.parentWidget.updateGraph)
OWGUI.qwtHSlider(box, self, "graph.hideRadius", label="Hide radius", minValue=0, maxValue=9, step=1, ticks=0, callback = self.parentWidget.updateGraph)
self.freeAttributesButton = OWGUI.button(box, self, "Remove hidden attributes", callback = self.removeHidden)
if parentName.lower() != "radviz" and parentName.lower() != "sphereviz":
pcaBox = OWGUI.widgetBox(self.ProjectionsTab, "Principal Component Analysis")
OWGUI.button(pcaBox, self, "Principal component analysis", callback = self.findPCAProjection)
OWGUI.button(pcaBox, self, "Supervised principal component analysis", callback = self.findSPCAProjection)
OWGUI.checkBox(pcaBox, self, "useGeneralizedEigenvectors", "Merge examples with same class value")
plsBox = OWGUI.widgetBox(self.ProjectionsTab, "Partial Least Squares")
OWGUI.button(plsBox, self, "Partial least squares", callback = self.findPLSProjection)
box = OWGUI.widgetBox(self.ProjectionsTab, "Projection Tours")
self.startTourButton = OWGUI.button(box, self, "Start Random Touring", callback = self.startRandomTouring)
self.stopTourButton = OWGUI.button(box, self, "Stop Touring", callback = self.stopRandomTouring)
self.stopTourButton.hide()
OWGUI.hSlider(box, self, 'touringSpeed', label = "Speed: ", minValue=1, maxValue=10, step=1)
OWGUI.rubber(self.ProjectionsTab)
box = OWGUI.widgetBox(self.ProjectionsTab, "Signal to Noise Heuristic")
#OWGUI.comboBoxWithCaption(box, self, "s2nSpread", "Anchor spread: ", tooltip = "Are the anchors for each class value placed together or are they distributed along the circle", items = range(11), callback = self.s2nMixAnchors)
box2 = OWGUI.widgetBox(box, 0, orientation = "horizontal")
OWGUI.widgetLabel(box2, "Anchor spread: ")
OWGUI.hSlider(box2, self, 's2nSpread', minValue=0, maxValue=10, step=1, callback = self.s2nMixAnchors, labelFormat=" %d", ticks=0)
OWGUI.comboBoxWithCaption(box, self, "s2nPlaceAttributes", "Attributes to place: ", tooltip = "Set the number of top ranked attributes to place. You can select a higher value than the actual number of attributes", items = self.attrsNum, callback = self.s2nMixAnchors, sendSelectedValue = 1, valueType = int)
OWGUI.checkBox(box, self, 'autoSetParameters', 'Automatically find optimal parameters')
self.s2nMixButton = OWGUI.button(box, self, "Place anchors", callback = self.s2nMixAnchorsAutoSet)
self.forceLawChanged()
self.updateForces()
self.cbforcebal.setDisabled(self.cbDisableAttractive.isChecked() or self.cbDisableRepulsive.isChecked())
self.resize(320,650)