4fbb95bb429324b398da41061d24c46834719c24,Orange/widgets/classify/owsvmclassification.py,OWSVMClassification,__init__,#OWSVMClassification#,45

Before Change

        gui.spin(box, self, "max_iter", 0, 1e6, 100,
        label="Iteration Limit", checked="limit_iter")

        gui.button(self.controlArea, self, "&Apply",
                   callback=self.apply, default=True)

        self._on_kernel_changed()

        self.apply()

After Change

    max_iter = settings.Setting(100)
    limit_iter = settings.Setting(True)

    def __init__(self):
        super().__init__()

        self.data = None
        self.preprocessors = None

        box = gui.widgetBox(self.controlArea, self.tr("Name"))
        gui.lineEdit(box, self, "learner_name")

        form = QtGui.QGridLayout()
        typebox = gui.radioButtonsInBox(
            self.controlArea, self, "svmtype", [],
            box=self.tr("SVM Type"),
            orientation=form,
        )

        c_svm = gui.appendRadioButton(typebox, "C-SVM", addToLayout=False)
        form.addWidget(c_svm, 0, 0, Qt.AlignLeft)
        form.addWidget(QtGui.QLabel(self.tr("Cost (C)")), 0, 1, Qt.AlignRight)
        c_spin = gui.doubleSpin(
            typebox, self, "C", 1e-3, 1000.0, 0.1,
            decimals=3, addToLayout=False
        )

        form.addWidget(c_spin, 0, 2)

        nu_svm = gui.appendRadioButton(typebox, "ν-SVM", addToLayout=False)
        form.addWidget(nu_svm, 1, 0, Qt.AlignLeft)

        form.addWidget(
            QtGui.QLabel(self.trUtf8("Complexity bound (\u03bd)")),
            1, 1, Qt.AlignRight
        )

        nu_spin = gui.doubleSpin(
            typebox, self, "nu", 0.05, 1.0, 0.05,
            decimals=2, addToLayout=False
        )
        form.addWidget(nu_spin, 1, 2)

        box = gui.widgetBox(self.controlArea, self.tr("Kernel"))
        buttonbox = gui.radioButtonsInBox(
            box, self, "kernel_type",
            btnLabels=["Linear,   x∙y",
                       "Polynomial,   (g x∙y + c)^d",
                       "RBF,   exp(-g|x-y|²)",
                       "Sigmoid,   tanh(g x∙y + c)"],
            callback=self._on_kernel_changed
        )
        parambox = gui.widgetBox(box, orientation="horizontal")
        gamma = gui.doubleSpin(
            parambox, self, "gamma", 0.0, 10.0, 0.0001,
            label=" g: ", orientation="horizontal",
            alignment=Qt.AlignRight
        )
        coef0 = gui.doubleSpin(
            parambox, self, "coef0", 0.0, 10.0, 0.0001,
            label=" c: ", orientation="horizontal",
            alignment=Qt.AlignRight
        )
        degree = gui.doubleSpin(
            parambox, self, "degree", 0.0, 10.0, 0.5,
            label=" d: ", orientation="horizontal",
            alignment=Qt.AlignRight
        )
        self._kernel_params = [gamma, coef0, degree]
        box = gui.widgetBox(self.controlArea, "Optimization parameters")
        gui.doubleSpin(box, self, "tol", 1e-7, 1.0, 5e-7,
        label="Numerical Tolerance")
        gui.spin(box, self, "max_iter", 0, 1e6, 100,
        label="Iteration Limit", checked="limit_iter")

        box = gui.widgetBox(self.controlArea, True, orientation="horizontal")
        box.layout().addWidget(self.report_button)
        gui.separator(box, 20)
        gui.button(box, self, "&Apply", callback=self.apply, default=True)

        self._on_kernel_changed()

        self.apply()

Instances