com.rapidminer.operator.learner.functions.kernel.rvm.kernel
Class KernelPoly

java.lang.Object
  com.rapidminer.operator.learner.functions.kernel.rvm.kernel.Kernel
      com.rapidminer.operator.learner.functions.kernel.rvm.kernel.KernelRadial
          com.rapidminer.operator.learner.functions.kernel.rvm.kernel.KernelPoly

All Implemented Interfaces:

java.io.Serializable

public class KernelPoly
extends KernelRadial

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

Author:

Piotr Kasprzak

See Also:

Serialized Form

Field Summary

protected double	bias Bias
protected double	degree Polynomial order

Fields inherited from class com.rapidminer.operator.learner.functions.kernel.rvm.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
java.lang.String	toString()

Methods inherited from class com.rapidminer.operator.learner.functions.kernel.rvm.kernel.Kernel

norm2

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