Catalano.Neuro.ActivationFunction

Interface IActivationFunction

All Known Implementing Classes:

BentIdentityFunction, BipolarSigmoidFunction, ExponentialLinearFunction, HyperbolicTangentFunction, IdentityFunction, InverseTriangularBasisFunction, LeakyReluFunction, LinearFunction, ParametricReluFunction, RadialBasisFunction, ReluFunction, SigmoidFunction, SincFunction, SineFunction, SoftExponentialFunction, SoftPlusFunction, SoftSignFunction, ThresholdFunction, TriangularBasisFunction

public interface IActivationFunction

Activation function interface.

Method Summary

Modifier and Type	Method and Description
double	Derivative(double x) Calculates function derivative.
double	Derivative2(double x) Calculates function derivative.
double	Function(double x) Calculates function value.

Method Detail

Function

double Function(double x)

Calculates function value.

Parameters:

x - Function input value.

Returns:

Function output value, f(x).

Derivative

double Derivative(double x)

Calculates function derivative.

Parameters:

x - Function input value.

Returns:

Function derivative, f'(x).

Derivative2

double Derivative2(double x)

Calculates function derivative.

Parameters:

x - Function output value - the value, which was obtained with the help of Function method.

Returns:

Function derivative, f'(x).