ClassificationCounter a = new ClassificationCounter();
a.addClassification("a", 4);
a.addClassification("b", 9);
a.addClassification("c", 1);
ClassificationCounter b = new ClassificationCounter();
b.addClassification("a", 5);
b.addClassification("b", 9);
b.addClassification("c", 6);
MSEScorer mseScorer = new MSEScorer(MSEScorer.CrossValidationCorrection.FALSE);
Assert.assertTrue(Math.abs(mseScorer.scoreSplit(a, b)- 0.021776929) < 0.000000001);
}