edu.umass.cs.mallet.base.types

Class FeatureSequenceWithBigrams

java.lang.Object

edu.umass.cs.mallet.base.types.FeatureSequence

edu.umass.cs.mallet.base.types.FeatureSequenceWithBigrams

All Implemented Interfaces:

Sequence, 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

Fields

Modifier and Type	Field and Description
static String	deletionMark

Constructor Summary

Constructors

Constructor and Description
FeatureSequenceWithBigrams(Alphabet dict, Alphabet bigramDictionary, TokenSequence ts)

Method Summary

Modifier and Type	Method and Description
Alphabet	getBiAlphabet()
int	getBiIndexAtPosition(int pos)
Object	getObjectAtPosition(int pos)

Methods inherited from class edu.umass.cs.mallet.base.types.FeatureSequence

add, add, addFeatureWeightsTo, addFeatureWeightsTo, get, getAlphabet, getIndexAtPosition, getLength, growIfNecessary, 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 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 Object getObjectAtPosition(int pos)

Overrides:

getObjectAtPosition in class FeatureSequence