cc.mallet.types
Class FeatureSequenceWithBigrams

java.lang.Object
  cc.mallet.types.FeatureSequence
      cc.mallet.types.FeatureSequenceWithBigrams

All Implemented Interfaces:

AlphabetCarrying, Sequence, java.io.Serializable

public class FeatureSequenceWithBigrams
extends FeatureSequence

A FeatureSequence with a parallel record of bigrams, kept in a separate dictionary

Author:

Andrew McCallum

See Also:

Serialized Form

Field Summary

static java.lang.String

deletionMark

Constructor Summary

FeatureSequenceWithBigrams(Alphabet dict, Alphabet bigramDictionary, TokenSequence ts)

Method Summary

Alphabet	getBiAlphabet()
int	getBiIndexAtPosition(int pos)
java.lang.Object	getObjectAtPosition(int pos)

Methods inherited from class cc.mallet.types.FeatureSequence

add, add, addFeatureWeightsTo, addFeatureWeightsTo, alphabetsMatch, get, getAlphabet, getAlphabets, getFeatures, getIndexAtPosition, getLength, growIfNecessary, prune, size, toFeatureIndexSequence, toSortedFeatureIndexSequence, toString

Methods inherited from class java.lang.Object

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

Field Detail

deletionMark

public static final java.lang.String deletionMark

See Also:

Constant Field Values

Constructor Detail

FeatureSequenceWithBigrams

public FeatureSequenceWithBigrams(Alphabet dict,
                                  Alphabet bigramDictionary,
                                  TokenSequence ts)

Method Detail

getBiAlphabet

public Alphabet getBiAlphabet()

getBiIndexAtPosition

public final int getBiIndexAtPosition(int pos)

getObjectAtPosition

public java.lang.Object getObjectAtPosition(int pos)

Overrides:

getObjectAtPosition in class FeatureSequence