jsvmstruct
Class LearningProblem<PatternType,LabelType>

java.lang.Object
  jsvmstruct.LearningProblem<PatternType,LabelType>

public abstract class LearningProblem<PatternType,LabelType>
extends Object

Field Summary

protected StructModel	structModel
protected StructLearnParam	structParams

Constructor Summary

LearningProblem()

Method Summary

abstract LabelType	classifyStructExample(PatternType x)
abstract LabelType	findMostViolatedConstraint(PatternType x, LabelType y)
Constraint[]	initStructConstraints()
abstract void	initStructModel(Example<PatternType,LabelType>[] sample)
double	loss(LabelType y, LabelType ybar)
void	parseStructParameters()
void	printStructHelp()
void	printStructLearningStats(Example<PatternType,LabelType>[] sample, Constraint[] cset, double[] alpha)
abstract FeatureVector	psi(PatternType x, LabelType y)
abstract Example<PatternType,LabelType>[]	readStructExamples(String filename)
StructModel	readStructModel(String file)
void	test(String[] argv)
void	writeStructModel(String file)

Methods inherited from class java.lang.Object

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

Field Detail

structParams

protected StructLearnParam structParams

structModel

protected StructModel structModel

Constructor Detail

LearningProblem

public LearningProblem()

Method Detail

readStructExamples

public abstract Example<PatternType,LabelType>[] readStructExamples(String filename)
                                                             throws Throwable

Throws:

Throwable

initStructModel

public abstract void initStructModel(Example<PatternType,LabelType>[] sample)
                              throws Throwable

Throws:

Throwable

initStructConstraints

public Constraint[] initStructConstraints()
                                   throws Throwable

Throws:

Throwable

classifyStructExample

public abstract LabelType classifyStructExample(PatternType x)
                                         throws Throwable

Throws:

Throwable

findMostViolatedConstraint

public abstract LabelType findMostViolatedConstraint(PatternType x,
                                                     LabelType y)
                                              throws Throwable

Throws:

Throwable

psi

public abstract FeatureVector psi(PatternType x,
                                  LabelType y)
                           throws Throwable

Throws:

Throwable

loss

public double loss(LabelType y,
                   LabelType ybar)
            throws Throwable

Throws:

Throwable

printStructLearningStats

public void printStructLearningStats(Example<PatternType,LabelType>[] sample,
                                     Constraint[] cset,
                                     double[] alpha)
                              throws Throwable

Throws:

Throwable

writeStructModel

public void writeStructModel(String file)
                      throws Throwable

Throws:

Throwable

readStructModel

public StructModel readStructModel(String file)
                            throws Throwable

Throws:

Throwable

printStructHelp

public void printStructHelp()

parseStructParameters

public void parseStructParameters()
                           throws Throwable

Throws:

Throwable

test

public void test(String[] argv)
          throws Throwable

Throws:

Throwable