it.uniroma2.sag.kelp.learningalgorithm.classification.liblinear.solver

Class L2R_L2_SvcFunction

java.lang.Object

it.uniroma2.sag.kelp.learningalgorithm.classification.liblinear.solver.L2R_L2_SvcFunction

Direct Known Subclasses:

L2R_L2_SvrFunction

public class L2R_L2_SvcFunction
extends Object

NOTE: This code has been adapted from the Java port of the original LIBLINEAR C++ sources. Original Java sources (v 1.94) are available at http://liblinear.bwaldvogel.de

Author:

Danilo Croce

Field Summary

Fields

Modifier and Type	Field and Description
protected double[]	C
protected int[]	I
protected Problem	prob
protected int	sizeI
protected double[]	z

Constructor Summary

Constructors

Constructor and Description
L2R_L2_SvcFunction(Problem prob, double[] C)

Method Summary

Methods

Modifier and Type	Method and Description
double	fun(double[] w)
int	get_nr_variable()
void	grad(double[] w, double[] g)
void	Hv(double[] s, double[] Hs)
protected void	subXTv(double[] v, double[] XTv)
protected void	Xv(double[] v, double[] Xv)

Methods inherited from class java.lang.Object

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

Field Detail

prob

protected final Problem prob

C

protected final double[] C

I

protected final int[] I

z

protected final double[] z

sizeI

protected int sizeI

Constructor Detail

L2R_L2_SvcFunction

public L2R_L2_SvcFunction(Problem prob,
                  double[] C)

Method Detail

fun

public double fun(double[] w)

get_nr_variable

public int get_nr_variable()

grad

public void grad(double[] w,
        double[] g)

Hv

public void Hv(double[] s,
      double[] Hs)

subXTv

protected void subXTv(double[] v,
          double[] XTv)

Xv

protected void Xv(double[] v,
      double[] Xv)