Accord.Tests.Neuro.LevenbergMarquardtLearningTest.RunEpochTest2 C# (CSharp) Method

        public void RunEpochTest2()
        {
            Accord.Math.Tools.SetupGenerator(0);

            double[][] input = 
            {
                new double[] { -1, -1 },
                new double[] { -1,  1 },
                new double[] {  1, -1 },
                new double[] {  1,  1 }
            };

            double[][] output =
            {
                new double[] { -1 },
                new double[] {  1 },
                new double[] {  1 },
                new double[] { -1 }
            };

            // Neuron.RandGenerator = new ThreadSafeRandom(0);
            ActivationNetwork network = new ActivationNetwork(
                   new BipolarSigmoidFunction(2), 2, 2, 1);

            var teacher = new LevenbergMarquardtLearning(network,
                false, JacobianMethod.ByBackpropagation);

            double error = 1.0;
            while (error > 1e-5)
                error = teacher.RunEpoch(input, output);

            for (int i = 0; i < input.Length; i++)
                Assert.AreEqual(network.Compute(input[i])[0], output[i][0], 0.1);
        }