@Test
public void euclideanNoCompression() {

    double[] weights1 = new double[]{1, 2, 3, 4, 4, 4, 4, 5, 6};
    double[] weights2 = new double[]{1, 2, 3, 4, 4, 4, 4, 5, 6};
    WeightedInput input1 = new WeightedInput(1, weights1);
    WeightedInput input2 = new WeightedInput(2, weights2);
    SimilarityResult similarityResult = input1.sumSquareDelta(null, -1.0, input2, true);
    assertEquals(0.0, similarityResult.similarity, 0.01);
}