edu.udo.cs.myRVM.Kernel
Class KernelPoly

java.lang.Object
  edu.udo.cs.myRVM.Kernel.Kernel
      edu.udo.cs.myRVM.Kernel.KernelRadial
          edu.udo.cs.myRVM.Kernel.KernelPoly

public class KernelPoly
extends KernelRadial

Laplace kernel: K(x, y) = (lengthScale^{-2} * (x * y) + bias)^order

Version:

$Id: KernelPoly.java,v 1.6 2006/09/30 00:05:31 ingomierswa Exp $

Author:

Piotr Kasprzak

Field Summary

protected double	bias Bias
protected double	degree Polynomial order

Fields inherited from class edu.udo.cs.myRVM.Kernel.KernelRadial

lengthScale

Constructor Summary

KernelPoly()
Constructor(s)

KernelPoly(double lengthScale, double bias, double degree)

Method Summary

double	eval(double[] x, double[] y) evaluate kernel
void	readKernelData(java.io.ObjectInputStream in) Read kernel from stream
java.lang.String	toString()
void	writeKernelData(java.io.ObjectOutputStream out) Write kernel to stream

Methods inherited from class edu.udo.cs.myRVM.Kernel.Kernel

norm2, readKernel, writeKernel

Methods inherited from class java.lang.Object

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

Field Detail

degree

protected double degree

Polynomial order

bias

protected double bias

Bias

Constructor Detail

KernelPoly

public KernelPoly()

Constructor(s)

KernelPoly

public KernelPoly(double lengthScale,
                  double bias,
                  double degree)

Method Detail

eval

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

evaluate kernel

Overrides:

eval in class KernelRadial

toString

public java.lang.String toString()

Overrides:

toString in class KernelRadial

writeKernelData

public void writeKernelData(java.io.ObjectOutputStream out)
                     throws java.io.IOException

Write kernel to stream

Overrides:

writeKernelData in class KernelRadial

Throws:

java.io.IOException

readKernelData

public void readKernelData(java.io.ObjectInputStream in)
                    throws java.io.IOException

Read kernel from stream

Overrides:

readKernelData in class KernelRadial

Throws:

java.io.IOException