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

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.KernelLaplace

All Implemented Interfaces:

java.io.Serializable

public class KernelLaplace
extends KernelRadial

Laplace kernel: K(x, y) = exp(-sqrt(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

KernelLaplace()
Constructor(s)

KernelLaplace(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

KernelLaplace

public KernelLaplace()

Constructor(s)

KernelLaplace

public KernelLaplace(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