Examples of singleIndex()

Examples of cc.mallet.types.Matrixn.singleIndex()

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    double m1[] = new double[]{1.0, 2.0, 3.0, 4.0};
    int idx1[] = new int[1];
    Matrixn a = new Matrixn (m1);
    a.singleToIndices (3, idx1);
    assertEquals (3, idx1[0]);
    assertEquals (3, a.singleIndex (idx1));
  }

  public void testIndexing2d ()
  {
    int[] sizes = new int[]{2, 3};
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Examples of cc.mallet.types.Matrixn.singleIndex()

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    a.singleToIndices (5, idx1);
    System.out.println (idx1[0]+" , "+idx1[1]);

    int[] trueIdx = new int[] {1, 2};
    assertTrue (Arrays.equals (trueIdx, idx1));
    assertEquals (5, a.singleIndex (idx1));
    assertEquals (10.0, a.value (idx1), 1e-12);
  }

  public void testIndexing3d ()
  {
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Examples of cc.mallet.types.Matrixn.singleIndex()

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    int[] idx1 = new int[3];
    a.singleToIndices (21, idx1);

    int[] trueIdx = new int[]{1, 2, 1};
    assertTrue (Arrays.equals (trueIdx, idx1));
    assertEquals (21, a.singleIndex (idx1));
    assertEquals (42.0, a.value (idx1), 1e-12);
  }

  private Matrixn make3dMatrix ()
  {
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Examples of cc.mallet.types.SparseMatrixn.singleIndex()

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    double m1[] = new double[]{1.0, 2.0, 3.0, 4.0};
    int idx1[] = new int[1];
    SparseMatrixn a = new SparseMatrixn (m1);
    a.singleToIndices (3, idx1);
    assertEquals (3, idx1[0]);
    assertEquals (3, a.singleIndex (idx1));
  }

  public void testIndexing2d ()
  {
    int[] sizes = new int[]{2, 3};
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Examples of cc.mallet.types.SparseMatrixn.singleIndex()

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    a.singleToIndices (5, idx1);
    System.out.println (idx1[0]+" , "+idx1[1]);

    int[] trueIdx = new int[] {1, 2};
    assertTrue (Arrays.equals (trueIdx, idx1));
    assertEquals (5, a.singleIndex (idx1));
    assertEquals (10.0, a.value (idx1), 1e-12);
  }

  public void testIndexing3d ()
  {
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Examples of cc.mallet.types.SparseMatrixn.singleIndex()

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    int[] idx1 = new int[3];
    a.singleToIndices (21, idx1);

    int[] trueIdx = new int[]{1, 2, 1};
    assertTrue (Arrays.equals (trueIdx, idx1));
    assertEquals (21, a.singleIndex (idx1));
    assertEquals (0, a.value (idx1), 1e-12);

    int[] idx2 = new int[]{1, 2, 2};
    assertEquals (22, a.singleIndex (idx2));
    assertEquals (44.0, a.value (idx2), 1e-12);
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Examples of cc.mallet.types.SparseMatrixn.singleIndex()

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    assertTrue (Arrays.equals (trueIdx, idx1));
    assertEquals (21, a.singleIndex (idx1));
    assertEquals (0, a.value (idx1), 1e-12);

    int[] idx2 = new int[]{1, 2, 2};
    assertEquals (22, a.singleIndex (idx2));
    assertEquals (44.0, a.value (idx2), 1e-12);
  }

  private SparseMatrixn make3dMatrix ()
  {
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