se.lth.cs.srl.features

Class Feature

java.lang.Object

se.lth.cs.srl.features.Feature

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

SetFeature, SingleFeature

public abstract class Feature
extends Object
implements Serializable

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	includeArgs
protected int	indexcounter
protected Map<String,Integer>	indices
protected FeatureName	name
protected String	POSPrefix
protected int	predMaxIndex

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	Feature(FeatureName name, boolean includeArgs, boolean usedForPredicateIdentification, String POSPrefix)

Method Summary

Modifier and Type	Method and Description
abstract void	addFeatures(Collection<Integer> indices, Predicate pred, Word arg, Integer offset, boolean allWords)
abstract void	addFeatures(Sentence s, Collection<Integer> indices, int predIndex, int argIndex, Integer offset, boolean allWords)
protected void	addMap(String val)
void	addPOSPrefix(String prefix)
protected boolean	doExtractFeatures(Word pred)
void	extractFeatures(Sentence s, boolean allWords)
Map<String,Integer>	getMap()
String	getName()
Integer	indexOf(String s)
protected abstract void	performFeatureExtraction(Sentence s, boolean allWords)
void	setDoneWithPredFeatureExtraction()
int	size(boolean includeAllWords)
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

indices

protected Map<String,Integer> indices

indexcounter

protected int indexcounter

predMaxIndex

protected int predMaxIndex

name

protected FeatureName name

includeArgs

protected final boolean includeArgs

POSPrefix

protected String POSPrefix

Constructor Detail

Feature

protected Feature(FeatureName name,
                  boolean includeArgs,
                  boolean usedForPredicateIdentification,
                  String POSPrefix)

Method Detail

performFeatureExtraction

protected abstract void performFeatureExtraction(Sentence s,
                                                 boolean allWords)

addFeatures

public abstract void addFeatures(Sentence s,
                                 Collection<Integer> indices,
                                 int predIndex,
                                 int argIndex,
                                 Integer offset,
                                 boolean allWords)

addFeatures

public abstract void addFeatures(Collection<Integer> indices,
                                 Predicate pred,
                                 Word arg,
                                 Integer offset,
                                 boolean allWords)

addMap

protected void addMap(String val)

size

public int size(boolean includeAllWords)

indexOf

public Integer indexOf(String s)

toString

public String toString()

Overrides:

toString in class Object

getName

public String getName()

addPOSPrefix

public void addPOSPrefix(String prefix)

doExtractFeatures

protected boolean doExtractFeatures(Word pred)

extractFeatures

public void extractFeatures(Sentence s,
                            boolean allWords)

setDoneWithPredFeatureExtraction

public void setDoneWithPredFeatureExtraction()

getMap

public Map<String,Integer> getMap()