org.openimaj.workinprogress.sgdsvm

Class SvmSgd

java.lang.Object

org.openimaj.workinprogress.sgdsvm.SvmSgd

All Implemented Interfaces:

Cloneable

public class SvmSgd
extends Object
implements Cloneable

Field Summary

Fields

Modifier and Type	Field and Description
double	eta0
double	lambda

Constructor Summary

Constructors

Constructor and Description
SvmSgd(int dim, double lambda)
SvmSgd(int dim, double lambda, double eta0)

Method Summary

Modifier and Type	Method and Description
protected SvmSgd	clone()
void	determineEta0(int imin, int imax, List<SparseFloatArray> xp, gnu.trove.list.array.TDoubleArrayList yp)
void	determineEta0(int imin, int imax, SparseFloatArray[] xp, double[] yp)
double	evaluateEta(int imin, int imax, List<SparseFloatArray> xp, gnu.trove.list.array.TDoubleArrayList yp, double eta)
double	evaluateEta(int imin, int imax, SparseFloatArray[] xp, double[] yp, double eta)
static void	main(String[] args)
void	renorm()
void	test(int imin, int imax, List<SparseFloatArray> xp, gnu.trove.list.array.TDoubleArrayList yp, String prefix)
void	test(int imin, int imax, SparseFloatArray[] xp, double[] yp, String prefix)
double	testOne(SparseFloatArray x, double y, double[] ploss, double[] pnerr)
void	train(int imin, int imax, List<SparseFloatArray> xp, gnu.trove.list.array.TDoubleArrayList yp)
void	train(int imin, int imax, SparseFloatArray[] xp, double[] yp)
void	trainOne(SparseFloatArray x, double y, double eta)
double	wnorm()

Methods inherited from class java.lang.Object

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

Field Detail

lambda

public double lambda

eta0

public double eta0

Constructor Detail

SvmSgd

public SvmSgd(int dim,
              double lambda)

SvmSgd

public SvmSgd(int dim,
              double lambda,
              double eta0)

Method Detail

renorm

public void renorm()

wnorm

public double wnorm()

testOne

public double testOne(SparseFloatArray x,
                      double y,
                      double[] ploss,
                      double[] pnerr)

trainOne

public void trainOne(SparseFloatArray x,
                     double y,
                     double eta)

clone

protected SvmSgd clone()

Overrides:

clone in class Object

train

public void train(int imin,
                  int imax,
                  SparseFloatArray[] xp,
                  double[] yp)

train

public void train(int imin,
                  int imax,
                  List<SparseFloatArray> xp,
                  gnu.trove.list.array.TDoubleArrayList yp)

test

public void test(int imin,
                 int imax,
                 SparseFloatArray[] xp,
                 double[] yp,
                 String prefix)

test

public void test(int imin,
                 int imax,
                 List<SparseFloatArray> xp,
                 gnu.trove.list.array.TDoubleArrayList yp,
                 String prefix)

evaluateEta

public double evaluateEta(int imin,
                          int imax,
                          SparseFloatArray[] xp,
                          double[] yp,
                          double eta)

evaluateEta

public double evaluateEta(int imin,
                          int imax,
                          List<SparseFloatArray> xp,
                          gnu.trove.list.array.TDoubleArrayList yp,
                          double eta)

determineEta0

public void determineEta0(int imin,
                          int imax,
                          SparseFloatArray[] xp,
                          double[] yp)

determineEta0

public void determineEta0(int imin,
                          int imax,
                          List<SparseFloatArray> xp,
                          gnu.trove.list.array.TDoubleArrayList yp)

main

public static void main(String[] args)