smile.projection.ica

Class Exp

java.lang.Object

smile.projection.ica.Exp

All Implemented Interfaces:

java.io.Serializable, smile.math.DifferentiableFunction, smile.math.Function

public class Exp
extends java.lang.Object
implements smile.math.DifferentiableFunction

The contrast function when the independent components are highly super-Gaussian, or when robustness is very important.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
Exp()

Method Summary

Modifier and Type	Method and Description
double	f(double x)
double	g(double x)
double	g2(double x)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface smile.math.Function

apply

Constructor Detail

Exp

public Exp()

Method Detail

f

public double f(double x)

Specified by:

f in interface smile.math.Function

g

public double g(double x)

Specified by:

g in interface smile.math.DifferentiableFunction

g2

public double g2(double x)

Specified by:

g2 in interface smile.math.DifferentiableFunction