edu.cmu.minorthird.classify.sequential
Class GenericCollinsLearnerV1

java.lang.Object
  edu.cmu.minorthird.classify.sequential.GenericCollinsLearnerV1

All Implemented Interfaces:

BatchSequenceClassifierLearner, SequenceClassifierLearner, SequenceConstants

public class GenericCollinsLearnerV1
extends java.lang.Object
implements BatchSequenceClassifierLearner, SequenceConstants

Generic version of Collin's voted perceptron learner.

Author:

William Cohen

Nested Class Summary

static class

GenericCollinsLearnerV1.MultiClassClassifier

Field Summary

Fields inherited from interface edu.cmu.minorthird.classify.sequential.SequenceConstants

HISTORY_FEATURE, NULL_CLASS_NAME

Constructor Summary

GenericCollinsLearnerV1()

GenericCollinsLearnerV1(int historySize, int epochs)

GenericCollinsLearnerV1(OnlineBinaryClassifierLearner innerLearner, int historySize)

GenericCollinsLearnerV1(OnlineBinaryClassifierLearner innerLearner, int historySize, int epochs)

Method Summary

SequenceClassifier	batchTrain(SequenceDataset dataset)
int	getHistorySize() Return the number of previous predictions used as features in learning.
OnlineBinaryClassifierLearner	getInnerLearner()
int	getNumberOfEpochs()
void	setHistorySize(int newHistorySize)
void	setInnerLearner(OnlineBinaryClassifierLearner newInnerLearner)
void	setNumberOfEpochs(int newNumberOfEpochs)
void	setSchema(ExampleSchema schema)

Methods inherited from class java.lang.Object

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

Constructor Detail

GenericCollinsLearnerV1

public GenericCollinsLearnerV1()

GenericCollinsLearnerV1

public GenericCollinsLearnerV1(OnlineBinaryClassifierLearner innerLearner,
                               int historySize)

GenericCollinsLearnerV1

public GenericCollinsLearnerV1(int historySize,
                               int epochs)

GenericCollinsLearnerV1

public GenericCollinsLearnerV1(OnlineBinaryClassifierLearner innerLearner,
                               int historySize,
                               int epochs)

Method Detail

setSchema

public void setSchema(ExampleSchema schema)

Specified by:

setSchema in interface SequenceClassifierLearner

getInnerLearner

public OnlineBinaryClassifierLearner getInnerLearner()

setInnerLearner

public void setInnerLearner(OnlineBinaryClassifierLearner newInnerLearner)

getHistorySize

public int getHistorySize()

Description copied from interface: SequenceClassifierLearner

Return the number of previous predictions used as features in learning.

Specified by:

getHistorySize in interface SequenceClassifierLearner

setHistorySize

public void setHistorySize(int newHistorySize)

getNumberOfEpochs

public int getNumberOfEpochs()

setNumberOfEpochs

public void setNumberOfEpochs(int newNumberOfEpochs)

batchTrain

public SequenceClassifier batchTrain(SequenceDataset dataset)

Specified by:

batchTrain in interface BatchSequenceClassifierLearner