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

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.KernelCauchy

All Implemented Interfaces:

java.io.Serializable

public class KernelCauchy
extends KernelRadial

Cauchy kernel: K(x, y) = 1 / (1 + lengthScale^{-2} * ||x - y||^2)

Author:

Piotr Kasprzak, Ingo Mierswa

See Also:

Serialized Form

Field Summary

Fields inherited from class com.rapidminer.operator.learner.functions.kernel.rvm.kernel.KernelRadial

lengthScale

Constructor Summary

KernelCauchy()
Constructor(s)

KernelCauchy(double lengthScale)

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

Constructor Detail

KernelCauchy

public KernelCauchy()

Constructor(s)

KernelCauchy

public KernelCauchy(double lengthScale)

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