UserDataset ds = UserLoader.loadTrainingDataset();

BoostingCreditClassifier arcx4 = new BoostingCreditClassifier(ds);

arcx4.setClassifierType("decision tree");

arcx4.setClassifierPopulation(1);
        
arcx4.setVerbose(false);
  
arcx4.train();

UserDataset testDS = UserLoader.loadTestDataset();

CreditErrorEstimator arcx4ee  = new CreditErrorEstimator(testDS, arcx4);

arcx4ee.run();                                                                          

arcx4.setClassifierPopulation(3);

arcx4.train();

arcx4ee  = new CreditErrorEstimator(testDS, arcx4);

arcx4ee.run();
