smile.math.kernel

Class PearsonKernel

java.lang.Object

smile.math.kernel.PearsonKernel

All Implemented Interfaces:

MercerKernel<double[]>

public class PearsonKernel
extends Object
implements MercerKernel<double[]>

The Pearson Mercer Kernel.

Author:

Diego Catalano

Constructor Summary

Constructors

Constructor and Description
PearsonKernel() Constructor.
PearsonKernel(double omega, double sigma) Constructor.

Method Summary

Modifier and Type	Method and Description
double	getOmega() Get the omega parameter.
double	getSigma() Get the sigma parameter.
double	k(double[] x, double[] y) Kernel function.
void	setOmega(double omega) Set the omega parameter.
void	setSigma(double sigma) Set the sigma parameter.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

PearsonKernel

public PearsonKernel()

Constructor.

PearsonKernel

public PearsonKernel(double omega,
                     double sigma)

Constructor.

Parameters:

omega - Omega value.

sigma - Sigma value.

Method Detail

getOmega

public double getOmega()

Get the omega parameter.

Returns:

Omega parameter.

setOmega

public void setOmega(double omega)

Set the omega parameter.

Parameters:

omega - Omega parameter.

getSigma

public double getSigma()

Get the sigma parameter.

Returns:

Sigma parameter.

setSigma

public void setSigma(double sigma)

Set the sigma parameter.

Parameters:

sigma - Sigma parameter.

toString

public String toString()

Overrides:

toString in class Object

k

public double k(double[] x,
                double[] y)

Description copied from interface: MercerKernel

Kernel function.

Specified by:

k in interface MercerKernel<double[]>