public void getGradientInput()
{
var inData = new MultiMatrix(new int[] { 3, 3 }, new double[] {
1, 2, 3,
4, 5, 6,
7, 8, 9,
});
var weights = new double[] {
1, 2,
3, 4,
};
var gradientNext = new MultiMatrix(new int[] { 2, 2 }, new double[] {
1, -1,
2, 3,
});
var kernel = new Kernel(new int[] { 2, 2 }, weights);
var expectedGradient = new MultiMatrix(new int[] { 3, 3 }, new double[] {
1, 1, -2,
5, 8, 2,
6, 17, 12,
});
var gradient = kernel.getGradientInput(inData, gradientNext);
Assert.IsTrue(expectedGradient.EEquals(gradient));
}
public void getGradientInput()
{
var inData = new MultiMatrix(new int[] { 5, 5 }, new double[] {
0, 1, 2, 3, 4,
10, 11, 9, 14, 13,
20, 24, 25, 26, 20,
32, 27, 28, 29, 21,
31, 33, 34, 35, -1,
});
var gradientNext = new MultiMatrix(new int[] { 3, 3 }, new double[] {
1, 1, 1,
1, 1, 1,
1, 1, 1,
});
var expectedGradient = new MultiMatrix(new int[] { 5, 5 }, new double[] {
0, 0, 0, 0, 0,
0, 1, 0, 1, 1,
0, 0, 0, 0, 0,
1, 0, 0, 1, 1,
0, 1, 0, 1, 1,
});
var pooler = new Pooler(new int[] { 2, 2 });
var gradient = pooler.getGradientInput(inData, gradientNext);
Assert.IsTrue(expectedGradient.EEquals(gradient));
}
