dev.nm.stat.regression.linear.glm.distribution.link

Class LinkInverse

java.lang.Object

dev.nm.stat.regression.linear.glm.distribution.link.LinkInverse

All Implemented Interfaces:

LinkFunction

public class LinkInverse
extends Object
implements LinkFunction

This class represents the inverse link function: \[ g(x) = 1/x \]

See Also:

GeneralizedLinearModel

Constructor Summary

Constructors

Constructor and Description
LinkInverse()

Method Summary

Modifier and Type	Method and Description
double	derivative(double x) Derivative of the link function, i.e., g'(x).
double	inverse(double x) Inverse of the link function, i.e., \(g^{-1}(x)\).

Methods inherited from class java.lang.Object

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

Constructor Detail

LinkInverse

public LinkInverse()

Method Detail

inverse

public double inverse(double x)

Description copied from interface: LinkFunction

Inverse of the link function, i.e., \(g^{-1}(x)\).

Specified by:

inverse in interface LinkFunction

Parameters:

x - x

Returns:

\(g^{-1}(x)\)

derivative

public double derivative(double x)

Derivative of the link function, i.e., g'(x). \[ g'(x) = -\frac{1}{x^2} \]

Specified by:

derivative in interface LinkFunction

Parameters:

x - x

Returns:

g'(x)