public void DerivativeTest()
 {
     SigmoidActivationFunction saf = new SigmoidActivationFunction();
     Assert.AreEqual(0.25, saf.Derivative(0.0), 0.00001);
 }
 public void ActivationTest()
 {
     SigmoidActivationFunction saf = new SigmoidActivationFunction();
     Assert.AreEqual(0.5, saf.Activation(0.0), 0.00001);
 }