/** performs initialization of members */
  protected void initializeMembers() {
    super.initializeMembers();

    m_KNNdetermined = -1;
    m_NeighborsTestset = null;
    m_TrainsetNew = null;
    m_TestsetNew = null;
    m_UseNaiveSearch = false;
    m_LabeledTestset = null;
    m_Missing = new ReplaceMissingValues();

    m_Classifier = new IBk();
    m_Classifier.setKNN(10);
    m_Classifier.setCrossValidate(true);
    m_Classifier.setWindowSize(0);
    m_Classifier.setMeanSquared(false);

    m_KNN = m_Classifier.getKNN();

    m_AdditionalMeasures.add("measureDeterminedKNN");
  }