public void BipolarSigmoidPrimeTest()
{
var a = new Matrix(2, 2);
a.InRandomize();
var b = a.Duplicate();
a = new BipolarSigmoidKernel().Backward(a);
b.InMap((x) => 0.5 * (1 + (-1 + 2 / (1 + Math.Exp(-x)))) * (1 - (-1 + 2 / (1 + Math.Exp(-x)))));
Assert.IsTrue(a == b, "Bipolar Sigmoid Derivative successful");
}
public void BipolarSigmoidTest()
{
var a = new Matrix(2, 2);
a.InRandomize();
var b = a.Duplicate();
a = new BipolarSigmoidKernel().Forward(a);
b.InMap((x) => - 1 + 2 / (1 + Math.Exp(-x)));
Assert.IsTrue(a == b, "Bipolar Sigmoid Activation successful");
}
