chipmunk.segmenter

Class SemiCrfObjective

java.lang.Object

chipmunk.segmenter.SemiCrfObjective

All Implemented Interfaces:

cc.mallet.optimize.Optimizable, cc.mallet.optimize.Optimizable.ByGradientValue

public class SemiCrfObjective
extends java.lang.Object
implements cc.mallet.optimize.Optimizable.ByGradientValue

Nested Class Summary

Nested classes/interfaces inherited from interface cc.mallet.optimize.Optimizable

cc.mallet.optimize.Optimizable.ByBatchGradient, cc.mallet.optimize.Optimizable.ByCombiningBatchGradient, cc.mallet.optimize.Optimizable.ByGISUpdate, cc.mallet.optimize.Optimizable.ByGradient, cc.mallet.optimize.Optimizable.ByGradientValue, cc.mallet.optimize.Optimizable.ByHessian, cc.mallet.optimize.Optimizable.ByValue, cc.mallet.optimize.Optimizable.ByVotedPerceptron

Constructor Summary

Constructors

Constructor and Description
SemiCrfObjective(SegmenterModel model, java.util.Collection<Word> words, double penalty)

Method Summary

Modifier and Type	Method and Description
int	getNumParameters()
double	getParameter(int arg0)
void	getParameters(double[] params)
double	getValue()
void	getValueGradient(double[] gradient)
void	init()
void	setParameter(int arg0, double arg1)
void	setParameters(double[] params)
void	update()

Methods inherited from class java.lang.Object

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

Constructor Detail

SemiCrfObjective

public SemiCrfObjective(SegmenterModel model,
                        java.util.Collection<Word> words,
                        double penalty)

Method Detail

init

public void init()

update

public void update()

getNumParameters

public int getNumParameters()

Specified by:

getNumParameters in interface cc.mallet.optimize.Optimizable

getParameter

public double getParameter(int arg0)

Specified by:

getParameter in interface cc.mallet.optimize.Optimizable

getParameters

public void getParameters(double[] params)

Specified by:

getParameters in interface cc.mallet.optimize.Optimizable

setParameter

public void setParameter(int arg0,
                         double arg1)

Specified by:

setParameter in interface cc.mallet.optimize.Optimizable

setParameters

public void setParameters(double[] params)

Specified by:

setParameters in interface cc.mallet.optimize.Optimizable

getValue

public double getValue()

Specified by:

getValue in interface cc.mallet.optimize.Optimizable.ByGradientValue

getValueGradient

public void getValueGradient(double[] gradient)

Specified by:

getValueGradient in interface cc.mallet.optimize.Optimizable.ByGradientValue