Package opennlp.tools.ml.model

Examples of opennlp.tools.ml.model.RealValueFileEventStream

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  public final double TOLERANCE02 = 1.0E-10;

  @Test
  public void testDomainDimensionSanity() throws IOException {
    // given
    RealValueFileEventStream rvfes1 = new RealValueFileEventStream(
        "src/test/resources/data/opennlp/maxent/real-valued-weights-training-data.txt", "UTF-8"); 
    DataIndexer testDataIndexer = new OnePassRealValueDataIndexer(rvfes1,1);
    NegLogLikelihood objectFunction = new NegLogLikelihood(testDataIndexer);
    // when
    int correctDomainDimension = testDataIndexer.getPredLabels().length
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  }

  @Test
  public void testInitialSanity() throws IOException {
    // given
    RealValueFileEventStream rvfes1 = new RealValueFileEventStream(
        "src/test/resources/data/opennlp/maxent/real-valued-weights-training-data.txt", "UTF-8"); 
    DataIndexer testDataIndexer = new OnePassRealValueDataIndexer(rvfes1,1);
    NegLogLikelihood objectFunction = new NegLogLikelihood(testDataIndexer);
    // when
    double[] initial = objectFunction.getInitialPoint();
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  }

  @Test
  public void testGradientSanity() throws IOException {
    // given
    RealValueFileEventStream rvfes1 = new RealValueFileEventStream(
        "src/test/resources/data/opennlp/maxent/real-valued-weights-training-data.txt", "UTF-8"); 
    DataIndexer testDataIndexer = new OnePassRealValueDataIndexer(rvfes1,1);
    NegLogLikelihood objectFunction = new NegLogLikelihood(testDataIndexer);
    // when
    double[] initial = objectFunction.getInitialPoint();
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  }

  @Test
  public void testValueAtInitialPoint() throws IOException {
    // given
    RealValueFileEventStream rvfes1 = new RealValueFileEventStream(
        "src/test/resources/data/opennlp/maxent/real-valued-weights-training-data.txt", "UTF-8");
    DataIndexer testDataIndexer = new OnePassRealValueDataIndexer(rvfes1,1);
    NegLogLikelihood objectFunction = new NegLogLikelihood(testDataIndexer);
    // when
    double value = objectFunction.valueAt(objectFunction.getInitialPoint());
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Related Classes of opennlp.tools.ml.model.RealValueFileEventStream

  • opennlp.tools.ml.maxent.io.RealValueFileEventStreamTest
  • opennlp.tools.ml.maxent.io.SuffixSensitiveGISModelWriter
  • opennlp.tools.ml.maxent.quasinewton.NegLogLikelihoodTest
  • opennlp.tools.ml.maxent.quasinewton.QNTrainerTest
  • opennlp.tools.ml.maxent.RealValueModelTest
  • java.io.File
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