catch (Exception e) { e.printStackTrace(); System.out.println(e.getMessage()); } }
    public static void main(String [] argv)    {      Classifier scheme;      try {	scheme = new DecisionTable();	System.out.println(Evaluation.evaluateModel(scheme,argv));      }      catch (Exception e) {	e.printStackTrace();	System.out.println(e.getMessage());      }    }