org.maochen.nlp.ml.classifier.hmm

Class HMM

java.lang.Object

org.maochen.nlp.ml.classifier.hmm.HMM

public class HMM
extends Object

Created by Maochen on 8/5/15.

Field Summary

Fields

Modifier and Type	Field and Description
protected static String	END
protected static String	START
static int	WORD_INDEX

Constructor Summary

Constructors

Constructor and Description
HMM()

Method Summary

Modifier and Type	Method and Description
static void	eval(HMMModel model, String testFile, String delimiter, int wordColIndex, int tagColIndex)
static HMMModel	loadModel(String modelPath)
static void	main(String[] args)
static void	normalizeEmission(HMMModel model)
static void	normalizeTrans(HMMModel model)
static List<org.maochen.nlp.ml.SequenceTuple>	readTrainFile(String filename, String delimiter, int wordColIndex, int tagColIndex)
static void	saveModel(String modelPath, HMMModel model)
static HMMModel	train(List<org.maochen.nlp.ml.SequenceTuple> data)
static List<String>	viterbi(HMMModel model, String[] words)

Methods inherited from class java.lang.Object

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

Field Detail

WORD_INDEX

public static final int WORD_INDEX

See Also:

Constant Field Values

START

protected static final String START

See Also:

Constant Field Values

END

protected static final String END

See Also:

Constant Field Values

Constructor Detail

HMM

public HMM()

Method Detail

readTrainFile

public static List<org.maochen.nlp.ml.SequenceTuple> readTrainFile(String filename,
                                                                   String delimiter,
                                                                   int wordColIndex,
                                                                   int tagColIndex)

normalizeEmission

public static void normalizeEmission(HMMModel model)

normalizeTrans

public static void normalizeTrans(HMMModel model)

train

public static HMMModel train(List<org.maochen.nlp.ml.SequenceTuple> data)

viterbi

public static List<String> viterbi(HMMModel model,
                                   String[] words)

eval

public static void eval(HMMModel model,
                        String testFile,
                        String delimiter,
                        int wordColIndex,
                        int tagColIndex)

loadModel

public static HMMModel loadModel(String modelPath)

saveModel

public static void saveModel(String modelPath,
                             HMMModel model)

main

public static void main(String[] args)
                 throws InterruptedException

Throws:

InterruptedException