Example usage for weka.gui.experiment ExperimenterDefaults getComparisonField

Introduction

In this page you can find the example usage for weka.gui.experiment ExperimenterDefaults getComparisonField.

Prototype

public final static String getComparisonField() 

Source Link

Document

returns the name of the field used for comparison.

Usage

From source file:adams.flow.transformer.WekaExperimentEvaluation.java

License:Open Source License

/**
 * Sets up the testing algorithm and returns it.
 *
 * @param data   the experimental data//from ww w  .java 2 s  . c  o  m
 * @return      the configured testing algorithm
 * @throws Exception    If something goes wrong, like testing algorithm of
 *          result matrix cannot be instantiated
 */
protected Tester getTester(Instances data) throws Exception {
    Tester ttester;
    ResultMatrix matrix;
    String tmpStr;
    weka.core.Attribute att;
    List<String> rows;
    List<String> cols;
    String selectedList;
    String selectedListDataset;
    boolean comparisonFieldSet;
    int i;
    String name;
    Range generatorRange;

    ttester = (Tester) Utils.deepCopy(m_Tester);
    matrix = (ResultMatrix) Utils.deepCopy(m_OutputFormat);
    ttester.setInstances(data);
    ttester.setSignificanceLevel(m_Significance);
    ttester.setShowStdDevs(matrix.getShowStdDev());
    ttester.setSortColumn(-1);

    if (!m_SwapRowsAndColumns) {
        rows = determineColumnNames(m_Row, ExperimenterDefaults.getRow());
        cols = determineColumnNames(m_Column, ExperimenterDefaults.getColumn());
    } else {
        cols = determineColumnNames(m_Row, ExperimenterDefaults.getRow());
        rows = determineColumnNames(m_Column, ExperimenterDefaults.getColumn());
    }
    selectedList = "";
    selectedListDataset = "";
    comparisonFieldSet = false;
    for (i = 0; i < data.numAttributes(); i++) {
        name = data.attribute(i).name();

        if (rows.contains(name.toLowerCase())) {
            selectedListDataset += "," + (i + 1);
        } else if (name.toLowerCase().equals("key_run")) {
            ttester.setRunColumn(i);
        } else if (name.toLowerCase().equals("key_fold")) {
            ttester.setFoldColumn(i);
        } else if (cols.contains(name.toLowerCase())) {
            selectedList += "," + (i + 1);
        } else if (name.toLowerCase().contains(ExperimenterDefaults.getComparisonField())) {
            comparisonFieldSet = true;
        } else if ((name.toLowerCase().contains("root_relative_squared_error")) && (!comparisonFieldSet)) {
            comparisonFieldSet = true;
        }
    }
    generatorRange = new Range();
    if (selectedList.length() != 0) {
        try {
            generatorRange.setRanges(selectedList);
        } catch (Exception ex) {
            handleException("Failed to set ranges: " + selectedList, ex);
        }
    }
    ttester.setResultsetKeyColumns(generatorRange);

    generatorRange = new Range();
    if (selectedListDataset.length() != 0) {
        try {
            generatorRange.setRanges(selectedListDataset);
        } catch (Exception ex) {
            handleException("Failed to set dataset ranges: " + selectedListDataset, ex);
        }
    }
    ttester.setDatasetKeyColumns(generatorRange);

    tmpStr = m_ComparisonField.getField();
    att = data.attribute(tmpStr);
    if (att == null)
        throw new Exception("Cannot find comparison field '" + tmpStr + "' in data!");
    ttester.setDisplayedResultsets(null); // all
    ttester.setResultMatrix(matrix);

    return ttester;
}

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