Example usage for weka.classifiers.rules Prism Prism

Introduction

In this page you can find the example usage for weka.classifiers.rules Prism Prism.

Prototype

Prism

Source Link

Usage

From source file:prismcrossvalidation.Classifier.java

static public String crossValidationPRISM_DISCRET() throws FileNotFoundException, IOException, Exception {
    String prismResult = "";
    String source = MainWindow.pathChooseField.getText();
    Instances data = DataLoad.loadData(source.replace("\\", "/"));

    data.setClassIndex(data.numAttributes() - 1);

    Discretize filter = new Discretize();
    Prism rules = new Prism();

    FilteredClassifier fClassifier = new FilteredClassifier();
    fClassifier.setFilter(filter); //Ustawienie aktualnego filtra
    fClassifier.setClassifier(rules); //Ustawienie aktualnego klasyfikatora

    Evaluation eval = new MyEvaluation(data);
    eval.crossValidateModel(fClassifier, data, fold, new Random(1)); //CV dla 10 foldow

    System.out.println("amount of folds: " + fold);
    MainWindow.logArea.append("Amount of folds: " + fold);

    System.out.println(eval.toSummaryString("Wyniki:", false));
    MainWindow.logArea.append(eval.toSummaryString("Wyniki:", false));

    return prismResult = eval.toSummaryString("Wyniki:", false);
}

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