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 Map<String,Double>	eval(HMMModel model, String testFile, String delimiter, int wordColIndex, int tagColIndex, boolean print)
static HMMModel	loadModel(String modelPath)
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)

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 Map<String,Double> eval(HMMModel model,
                                      String testFile,
                                      String delimiter,
                                      int wordColIndex,
                                      int tagColIndex,
                                      boolean print)

loadModel

public static HMMModel loadModel(String modelPath)

saveModel

public static void saveModel(String modelPath,
                             HMMModel model)