Accord.Tests.Statistics.LinearTest.ExpandReverseDistanceTest C# (CSharp) Method

        public void ExpandReverseDistanceTest()
        {
            Linear kernel = new Linear(42);

            var x = new double[] { 0.5, 2.0 };
            var y = new double[] { 1.3, -0.2 };

            var phi_x = kernel.Transform(x);
            var phi_y = kernel.Transform(y);

            double d = Distance.SquareEuclidean(x, y);
            double phi_d = kernel.ReverseDistance(phi_x, phi_y);

            Assert.AreEqual(phi_d, d, 1e-10);
            Assert.IsFalse(double.IsNaN(phi_d));
            Assert.IsFalse(double.IsNaN(d));
        }
    }