Package cc.mallet.types

Examples of cc.mallet.types.IndexedSparseVector.numLocations()

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    s.plusEqualsSparse (s4, 1.0);
    checkAnswer (s, new double[] { 3, 5, 7.2, 6.8, 8.2 });

    IndexedSparseVector s5 = new IndexedSparseVector (new int[] { 7 }, new double[] { 0.2 });
    s5.plusEqualsSparse (s1);
    for (int i = 0; i < s5.numLocations(); i++) {
      assertEquals (7, s5.indexAtLocation (i));
      assertEquals (3.2, s5.valueAtLocation (i), 0.0);
    }

    IndexedSparseVector s6 = new IndexedSparseVector (new int[] { 7 }, new double[] { 0.2 });
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      assertEquals (3.2, s5.valueAtLocation (i), 0.0);
    }

    IndexedSparseVector s6 = new IndexedSparseVector (new int[] { 7 }, new double[] { 0.2 });
    s6.plusEqualsSparse (s1, 3.5);
    for (int i = 0; i < s6.numLocations(); i++) {
      assertEquals (7, s6.indexAtLocation (i));
      assertEquals (10.7, s6.valueAtLocation (i), 0.0);
    }
  }
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  {
    IndexedSparseVector s = (IndexedSparseVector) s1.cloneMatrix ();
    s.incrementValue (5, 0.75);

    double[] ans = new double[] {1, 2.75, 3, 4, 5};
    for (int i = 0; i < s.numLocations(); i++) {
      assertTrue (s.valueAtLocation (i) == ans[i]);
    }
  }

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  {
    IndexedSparseVector s = (IndexedSparseVector) s1.cloneMatrix ();
    s.setValue (5, 0.3);

    double[] ans = new double[] {1, 0.3, 3, 4, 5};
    for (int i = 0; i < s.numLocations(); i++) {
      assertTrue (s.valueAtLocation (i) == ans[i]);
    }
  }

  private static int[] idx2 = { 3, 7, 12, 15, 18 };
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  }

  public void testCloneMatrixZeroed ()
  {
    IndexedSparseVector s = (IndexedSparseVector) s1.cloneMatrixZeroed ();
    for (int i = 0; i < s.numLocations(); i++) {
      assertTrue (s.valueAtLocation (i) == 0.0);
      assertTrue (s.indexAtLocation (i) == idxs [i]);
    }
  }
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  public void testSerializable () throws IOException, ClassNotFoundException
  {
    IndexedSparseVector s = (IndexedSparseVector) s1.cloneMatrix ();
    IndexedSparseVector sPrime = (IndexedSparseVector) TestSerializable.cloneViaSerialization (s);
    assertEquals (s.numLocations (), sPrime.numLocations ());
    assertTrue (Arrays.equals (s.getIndices (), sPrime.getIndices ()));
    assertTrue (Arrays.equals (s.getValues (), sPrime.getValues ()));
  }

  public void testSerializable2 () throws IOException, ClassNotFoundException
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