org.maochen.nlp.ml.classifier.crfsuite

Class CRFClassifier

java.lang.Object

org.maochen.nlp.ml.classifier.crfsuite.CRFClassifier

All Implemented Interfaces:

ISeqClassifier

Direct Known Subclasses:

CRFChunker, CRFNER

public class CRFClassifier
extends Object
implements ISeqClassifier

Created by Maochen on 1/11/16.

Constructor Summary

Constructors

Constructor and Description
CRFClassifier()
CRFClassifier(Properties props)

Method Summary

Modifier and Type	Method and Description
void	loadModel(InputStream modelFile)
void	persistModel(String modelFile)
List<org.apache.commons.lang3.tuple.Pair<String,Double>>	predict(SequenceTuple sequenceTuple)
void	setParameter(Properties props)
ISeqClassifier	train(List<SequenceTuple> trainingData) Train CRF Suite with annotated item sequences.
org.apache.commons.lang3.tuple.Pair<Integer,Integer>	validate(List<SequenceTuple> testingData)

Methods inherited from class java.lang.Object

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

Constructor Detail

CRFClassifier

public CRFClassifier()

CRFClassifier

public CRFClassifier(Properties props)

Method Detail

train

public ISeqClassifier train(List<SequenceTuple> trainingData)

Train CRF Suite with annotated item sequences.

Specified by:

train in interface ISeqClassifier

predict

public List<org.apache.commons.lang3.tuple.Pair<String,Double>> predict(SequenceTuple sequenceTuple)

Specified by:

predict in interface ISeqClassifier

setParameter

public void setParameter(Properties props)

Specified by:

setParameter in interface ISeqClassifier

persistModel

public void persistModel(String modelFile)
                  throws IOException

Specified by:

persistModel in interface ISeqClassifier

Throws:

IOException

validate

public org.apache.commons.lang3.tuple.Pair<Integer,Integer> validate(List<SequenceTuple> testingData)

loadModel

public void loadModel(InputStream modelFile)

Specified by:

loadModel in interface ISeqClassifier