org.maochen.nlp.app.chunker

Class ChunkerFeatureExtractor

java.lang.Object

org.maochen.nlp.app.chunker.ChunkerFeatureExtractor

public class ChunkerFeatureExtractor
extends Object

Chunking with Maximum Entropy Models. http://www.cnts.ua.ac.be/conll2000/pdf/13941koe.pdf

Created by Maochen on 11/10/15.

Field Summary

Fields

Modifier and Type	Field and Description
static int	POS_INDEX
static int	WORD_INDEX

Constructor Summary

Constructors

Constructor and Description
ChunkerFeatureExtractor()

Method Summary

Modifier and Type	Method and Description
static List<Tuple>	extractFeat(SequenceTuple entry) Single SequenceTuple featExtractor
static List<String>	extractFeatSingle(int i, String[] tokens, String[] pos)

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

POS_INDEX

public static final int POS_INDEX

See Also:

Constant Field Values

Constructor Detail

ChunkerFeatureExtractor

public ChunkerFeatureExtractor()

Method Detail

extractFeatSingle

public static List<String> extractFeatSingle(int i,
                                             String[] tokens,
                                             String[] pos)

extractFeat

public static List<Tuple> extractFeat(SequenceTuple entry)

Single SequenceTuple featExtractor