Examples of GenericPreference

Examples of org.apache.mahout.cf.taste.impl.model.GenericPreference

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    DataModel dataModel = EasyMock.createMock(DataModel.class);
    EasyMock.expect(dataModel.getNumItems()).andReturn(3);
    EasyMock.expect(dataModel.getItemIDs()).andReturn(allItemIDs.iterator());

    PreferenceArray prefArrayOfUser123 = new GenericUserPreferenceArray(Collections.singletonList(
        new GenericPreference(123L, 2L, 1.0f)));

    CandidateItemsStrategy strategy = new AllUnknownItemsCandidateItemsStrategy();

    EasyMock.replay(dataModel);
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Examples of org.apache.mahout.cf.taste.impl.model.GenericPreference

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  @Test
  public void testOnePref() throws Exception {
    DataModel dataModel = getDataModel(new long[] {1}, new Double[][] {{1.0}});
    PreferenceTransform zScore = new ZScore(dataModel);
    assertEquals(0.0, zScore.getTransformedValue(new GenericPreference(1, 0, 1.0f)), EPSILON);
  }
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