com.numericalmethod.suanshu.stats.regression.linear.glm.distribution.link
Interface LinkFunction

All Known Implementing Classes:

Cloglog, Identity, Inverse, InverseSquared, Log, Logit, Probit, Sqrt

public interface LinkFunction

This interface represents a link function g(x) in the Generalized Linear Model (GLM).

The R equivalent function is make.link.

See Also:

GeneralizedLinearModel

Method Summary

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).

Method Detail

inverse

double inverse(double x)

Inverse of the link function, i.e., g-1(x).

Parameters:

x - x

Returns:

g-1(x)

derivative

double derivative(double x)

Derivative of the link function, i.e., g'(x).

Parameters:

x - x

Returns:

g'(x)