Instances[] filtered = computeSimpleStats(i, data, stats);
double[] classCounts = new double[m_Data.classAttribute().numValues()]; Instances[] filtered = computeSimpleStats(i, data, stats, classCounts);
  public void countData(){    if((m_Filtered != null) ||       (m_Ruleset == null)  ||       (m_Data == null))      return;	    int size = m_Ruleset.size();    m_Filtered = new FastVector(size);    m_SimpleStats = new FastVector(size);    Instances data = new Instances(m_Data);	    for(int i=0; i < size; i++){      double[] stats = new double[6];  // 6 statistics parameters      Instances[] filtered = computeSimpleStats(i, data, stats);      m_Filtered.addElement(filtered);      m_SimpleStats.addElement(stats);      data = filtered[1];  // Data not covered      /* for(int p=0; p<6; p++)	 System.err.print(" !!! countData: "+ stats[p]);	 System.err.println();*/    }	  }