Accord.Tests.Statistics.MultinomialLogisticRegressionTest.ComputeTest2 C# (CSharp) Method

        public void ComputeTest2()
        {
            MultinomialLogisticRegression mlr = createExample1();

            double[][] inputs = example1.Submatrix(null, 1, 2).ToJagged();
            double[] outputs = example1.Submatrix(null, 0, 0).Reshape(0);
            double[] responses;

            // Tested against values extracted from predicted probabilities
            // table from: http://www.ats.ucla.edu/stat/r/dae/mlogit.htm

            responses = mlr.Compute(inputs[0]);
            Assert.AreEqual(0.9479577862063925, responses[0], 1e-5);
            Assert.AreEqual(0.0502297144022469, responses[1], 1e-5);
            Assert.AreEqual(0.0018124993913602, responses[2], 1e-5);

            responses = mlr.Compute(inputs[5]);
            Assert.AreEqual(0.772875639435192, responses[0], 1e-5);
            Assert.AreEqual(0.208690558456066, responses[1], 1e-5);
            Assert.AreEqual(0.018433802108742, responses[2], 1e-5);

            responses = mlr.Compute(inputs[11]);
            Assert.AreEqual(0.772875639435192, responses[0], 1e-5);
            Assert.AreEqual(0.208690558456066, responses[1], 1e-5);
            Assert.AreEqual(0.018433802108742, responses[2], 1e-5);

            responses = mlr.Compute(inputs[12]);
            Assert.AreEqual(0.695617266629850, responses[0], 1e-5);
            Assert.AreEqual(0.271439833912059, responses[1], 1e-5);
            Assert.AreEqual(0.032942899458091, responses[2], 1e-5);
        }