Exemplo n.º 1
0
  @Test
  public void testAggregator() {
    CreateFrame cf = new CreateFrame();
    cf.rows = 100000;
    cf.cols = 2;
    cf.categorical_fraction = 0.1;
    cf.integer_fraction = 0.3;
    cf.real_range = 100;
    cf.integer_range = 100;
    cf.seed = 1234;
    Frame frame = cf.execImpl().get();

    AggregatorModel.AggregatorParameters parms = new AggregatorModel.AggregatorParameters();
    parms._train = frame._key;
    parms._radius_scale = 1.0;
    long start = System.currentTimeMillis();
    AggregatorModel agg = new Aggregator(parms).trainModel().get(); // 0.905
    System.out.println(
        "AggregatorModel finished in: "
            + (System.currentTimeMillis() - start) / 1000.
            + " seconds");
    agg.checkConsistency();
    Frame output = agg._output._output_frame.get();
    System.out.println(output.toTwoDimTable(0, 10));
    frame.delete();
    Log.info("Number of exemplars: " + agg._exemplars.length);
    //    Assert.assertTrue(agg._exemplars.length==649);
    output.remove();
    agg.remove();
  }
Exemplo n.º 2
0
  @Test
  public void testAggregatorOneHot() {
    Scope.enter();
    CreateFrame cf = new CreateFrame();
    cf.rows = 1000;
    cf.cols = 10;
    cf.categorical_fraction = 0.6;
    cf.integer_fraction = 0.0;
    cf.binary_fraction = 0.0;
    cf.real_range = 100;
    cf.integer_range = 100;
    cf.missing_fraction = 0.1;
    cf.factors = 5;
    cf.seed = 1234;
    Frame frame = cf.execImpl().get();

    AggregatorModel.AggregatorParameters parms = new AggregatorModel.AggregatorParameters();
    parms._train = frame._key;
    parms._radius_scale = 1.0;
    parms._transform = DataInfo.TransformType.NORMALIZE;
    parms._categorical_encoding = Model.Parameters.CategoricalEncodingScheme.OneHotExplicit;
    long start = System.currentTimeMillis();
    AggregatorModel agg = new Aggregator(parms).trainModel().get(); // 0.905
    System.out.println(
        "AggregatorModel finished in: "
            + (System.currentTimeMillis() - start) / 1000.
            + " seconds");
    agg.checkConsistency();
    Frame output = agg._output._output_frame.get();
    System.out.println(output.toTwoDimTable(0, 10));
    Log.info("Number of exemplars: " + agg._exemplars.length);
    //    Assert.assertTrue(agg._exemplars.length==649);
    output.remove();
    frame.remove();
    agg.remove();
    Scope.exit();
  }