edu.washington.cs.knowitall.extractor.conf.featureset
Class ChunkFeature

java.lang.Object
  edu.washington.cs.knowitall.extractor.conf.featureset.ExtractionFeature
      edu.washington.cs.knowitall.extractor.conf.featureset.ChunkFeature

All Implemented Interfaces:

com.google.common.base.Predicate<ChunkedBinaryExtraction>

public abstract class ChunkFeature
extends ExtractionFeature

Parent class for any feature specific to the chunk layer.

Author:

Rob

Field Summary

Fields inherited from class edu.washington.cs.knowitall.extractor.conf.featureset.ExtractionFeature

stemmer

Constructor Summary

ChunkFeature(Collection<String> givenChunkTags)

ChunkFeature(String... givenTokens)

Method Summary

protected abstract edu.washington.cs.knowitall.commonlib.Range	rangeToExamine(ChunkedBinaryExtraction cbe)
static ChunkFeature	rightAfterArg2(String... chunkTags) Get an expandablePosFeature for tokens right before arg1.
static ChunkFeature	rightBeforeArg1(String... chunkTags) Get an expandablePosFeature for tokens right before arg1.
protected boolean	testAtIndex(Integer index, ChunkedSentence sentence)
static ChunkFeature	withinArg2(String... chunkTags) Get an expandablePosFeature for tokens right before arg1.
static ChunkFeature	withinRel(String... chunkTags) Get an expandablePosFeature for tokens right before arg1.

Methods inherited from class edu.washington.cs.knowitall.extractor.conf.featureset.ExtractionFeature

apply, indexOfHeadVerb

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.google.common.base.Predicate

equals

Constructor Detail

ChunkFeature

public ChunkFeature(String... givenTokens)

ChunkFeature

public ChunkFeature(Collection<String> givenChunkTags)

Method Detail

rangeToExamine

protected abstract edu.washington.cs.knowitall.commonlib.Range rangeToExamine(ChunkedBinaryExtraction cbe)

Specified by:

rangeToExamine in class ExtractionFeature

testAtIndex

protected boolean testAtIndex(Integer index,
                              ChunkedSentence sentence)

Specified by:

testAtIndex in class ExtractionFeature

withinArg2

public static ChunkFeature withinArg2(String... chunkTags)

Get an expandablePosFeature for tokens right before arg1.

Parameters:

posTags -

Returns:

withinRel

public static ChunkFeature withinRel(String... chunkTags)

Get an expandablePosFeature for tokens right before arg1.

Parameters:

chunkTags -

Returns:

rightBeforeArg1

public static ChunkFeature rightBeforeArg1(String... chunkTags)

Get an expandablePosFeature for tokens right before arg1.

Parameters:

chunkTags -

Returns:

rightAfterArg2

public static ChunkFeature rightAfterArg2(String... chunkTags)

Get an expandablePosFeature for tokens right before arg1.

Parameters:

chunkTags -

Returns: