Accord.Tests.Statistics.KernelDiscriminantAnalysisTest.ClassifyTest1 C# (CSharp) Method

ClassifyTest1() private method

private ClassifyTest1 ( ) : void
return void
        public void ClassifyTest1()
        {
            // Create some sample input data

            // This is the same data used in the example by Gutierrez-Osuna
            // http://research.cs.tamu.edu/prism/lectures/pr/pr_l10.pdf

            double[,] inputs = 
            {
                {  4,  1 }, // Class 1
                {  2,  4 },
                {  2,  3 },
                {  3,  6 },
                {  4,  4 },

                {  9, 10 }, // Class 2
                {  6,  8 },
                {  9,  5 },
                {  8,  7 },
                { 10,  8 }
            };

            int[] output = 
            {
                1, 1, 1, 1, 1, // Class labels for the input vectors
                2, 2, 2, 2, 2
            };

            // Create a new Linear Discriminant Analysis object
            var lda = new KernelDiscriminantAnalysis(inputs, output, new Linear());

            // Compute the analysis
            lda.Compute();

            // Test the classify method
            for (int i = 0; i < 5; i++)
            {
                int expected = 1;
                int actual = lda.Classify(inputs.GetRow(i));
                Assert.AreEqual(expected, actual);
            }

            for (int i = 5; i < 10; i++)
            {
                int expected = 2;
                int actual = lda.Classify(inputs.GetRow(i)); 
                Assert.AreEqual(expected, actual);
            }
        }