edu.umass.cs.mallet.base.fst

Class CRF4.MaximizableCRF

java.lang.Object

edu.umass.cs.mallet.base.fst.CRF4.MaximizableCRF

All Implemented Interfaces:

Maximizable, Maximizable.ByGradient, Serializable

Direct Known Subclasses:

CRF_PL.MaximizableCRF_PL, MEMM.MaximizableMEMM

Enclosing class:

CRF4

public class CRF4.MaximizableCRF
extends Object
implements Maximizable.ByGradient, Serializable

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface edu.umass.cs.mallet.base.maximize.Maximizable

Maximizable.ByGISUpdate, Maximizable.ByGradient, Maximizable.ByHessian, Maximizable.ByValue, Maximizable.ByVotedPerceptron

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	MaximizableCRF(InstanceList ilist, CRF4 crf)

Method Summary

Modifier and Type	Method and Description
protected void	gatherConstraints(InstanceList ilist)
protected double	getExpectationValue()
Matrix	getNewMatrix()
int	getNumParameters()
double	getParameter(int index)
void	getParameters(double[] buffer)
double	getValue()
void	getValueGradient(double[] buffer)
void	setCurIter(int curIter)
void	setParameter(int index, double value)
void	setParameters(double[] buff)

Methods inherited from class java.lang.Object

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

Constructor Detail

MaximizableCRF

protected MaximizableCRF(InstanceList ilist,
                         CRF4 crf)

Method Detail

gatherConstraints

protected void gatherConstraints(InstanceList ilist)

setCurIter

public void setCurIter(int curIter)

getNewMatrix

public Matrix getNewMatrix()

getNumParameters

public int getNumParameters()

Specified by:

getNumParameters in interface Maximizable

getParameters

public void getParameters(double[] buffer)

Specified by:

getParameters in interface Maximizable

getParameter

public double getParameter(int index)

Specified by:

getParameter in interface Maximizable

setParameters

public void setParameters(double[] buff)

Specified by:

setParameters in interface Maximizable

setParameter

public void setParameter(int index,
                         double value)

Specified by:

setParameter in interface Maximizable

getExpectationValue

protected double getExpectationValue()

getValue

public double getValue()

Specified by:

getValue in interface Maximizable.ByGradient

getValueGradient

public void getValueGradient(double[] buffer)

Specified by:

getValueGradient in interface Maximizable.ByGradient