edu.udo.cs.mySVM.Kernel
Class KernelEpanechnikov

java.lang.Object
  edu.udo.cs.mySVM.Kernel.Kernel
      edu.udo.cs.mySVM.Kernel.KernelEpanechnikov

public class KernelEpanechnikov
extends Kernel

Epanechnikov Kernel

Version:

$Id: KernelEpanechnikov.java,v 1.3 2006/08/28 12:32:58 ingomierswa Exp $

Author:

Ingo Mierswa

Field Summary

private double	degree
private double	sigma

Fields inherited from class edu.udo.cs.mySVM.Kernel.Kernel

cache_MB, dim, examples_total, kernel_cache, kernel_cache_size, the_examples

Constructor Summary

KernelEpanechnikov()
Class constructor.

Method Summary

double	calculate_K(int[] x_index, double[] x_att, int[] y_index, double[] y_att) Calculates kernel value of vectors x and y.
void	readKernelParameters(java.io.ObjectInputStream in)
void	setParameters(double sigma, double degree)
java.lang.String	toString() Output as String
void	writeKernelParameters(java.io.ObjectOutputStream out)

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

calculate_K_row, calculate_K, calculate_K, get_row, getCacheSize, init_kernel_cache, init, innerproduct, norm2, set_examples_size, swap

Methods inherited from class java.lang.Object

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

Field Detail

sigma

private double sigma

degree

private double degree

Constructor Detail

KernelEpanechnikov

public KernelEpanechnikov()

Class constructor.

Method Detail

toString

public java.lang.String toString()

Output as String

Overrides:

toString in class Kernel

setParameters

public void setParameters(double sigma,
                          double degree)

calculate_K

public double calculate_K(int[] x_index,
                          double[] x_att,
                          int[] y_index,
                          double[] y_att)

Calculates kernel value of vectors x and y.

Specified by:

calculate_K in class Kernel

readKernelParameters

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

Specified by:

readKernelParameters in class Kernel

Throws:

java.io.IOException

writeKernelParameters

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

Specified by:

writeKernelParameters in class Kernel

Throws:

java.io.IOException