Accord.Tests.Imaging.DifferenceOfGaussiansTest.ProcessImageTest C# (CSharp) Method

        public void ProcessImageTest()
        {
            double[,] diag = Matrix.Magic(5);

            Bitmap input;
            new MatrixToImage().Convert(diag, out input);

            DifferenceOfGaussians gabor = new DifferenceOfGaussians();

            // Apply the filter
            Bitmap output = gabor.Apply(input);

            double[,] actual; 
            
            new ImageToMatrix().Convert(output, out actual);

            string str = actual.ToString(CSharpMatrixFormatProvider.InvariantCulture);

            double[,] expected = 
            {
                { 0.00784313725490196, 0.0274509803921569, 0, 0, 0.00392156862745098 },
                { 0.0196078431372549, 0, 0, 0.00392156862745098, 0.00392156862745098 },
                { 0, 0, 0, 0.0156862745098039, 0.0156862745098039 },
                { 0, 0, 0.0156862745098039, 0.0117647058823529, 0 },
                { 0, 0.00784313725490196, 0.0196078431372549, 0, 0 } 
            };

            Assert.IsTrue(expected.IsEqual(actual, 1e-6));
        }