Example usage for org.opencv.ml SVM setGamma

Introduction

In this page you can find the example usage for org.opencv.ml SVM setGamma.

Prototype

public void setGamma(double val) 

Source Link

Usage

From source file:qupath.opencv.classify.SVMClassifier.java

License:Open Source License

@Override
protected SVM createClassifier() {
    SVM svm = SVM.create();
    ParameterList params = getParameterList();
    //      System.out.println("Default C: " + svm.getC());

    if (params != null) {
        String kernel = (String) params.getChoiceParameterValue("kernel");
        kernel = kernel.toLowerCase();/*from   w  w w .  j  ava2 s.c om*/
        if (kernel.equals("linear"))
            svm.setKernel(SVM.LINEAR);
        else if (kernel.equals("polynomial"))
            svm.setKernel(SVM.POLY);
        else if (kernel.equals("rbf"))
            svm.setKernel(SVM.RBF);
        else if (kernel.equals("sigmoid"))
            svm.setKernel(SVM.SIGMOID);
        else if (kernel.equals("chi2"))
            svm.setKernel(SVM.CHI2);
        else if (kernel.equals("histogram intersection"))
            svm.setKernel(SVM.INTER);

        double c = params.getDoubleParameterValue("c");
        if (c > 0)
            svm.setC(c);
        svm.setGamma(params.getDoubleParameterValue("gamma"));
        svm.setDegree(params.getIntParameterValue("degree"));
    }
    return svm;
}

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