edu.washington.cs.knowitall.argumentidentifier
Class ArgLearner

java.lang.Object
  edu.washington.cs.knowitall.extractor.Extractor<ChunkedExtraction,ChunkedArgumentExtraction>
      edu.washington.cs.knowitall.argumentidentifier.ArgLearner

public class ArgLearner
extends Extractor<ChunkedExtraction,ChunkedArgumentExtraction>

ArgLearner main class. Extracts either left or right argument.

Author:

janara

Nested Class Summary

static class

ArgLearner.Mode

Field Summary

ArgSubstructureClassifier	arg1leftboundclassifier
ArgLocationClassifier	arg1rightboundclassifier
ArgLocationClassifier	arg2leftboundclassifier
ArgSubstructureClassifier	arg2rightboundclassifier

Constructor Summary

ArgLearner(ArgLearner.Mode mode)

Method Summary

protected Iterable<ChunkedArgumentExtraction>

extractCandidates(ChunkedExtraction predicate) Extracts candidate extractions from the given source object.

Methods inherited from class edu.washington.cs.knowitall.extractor.Extractor

addMapper, compose, extract, getMappers

Methods inherited from class java.lang.Object

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

Field Detail

arg1rightboundclassifier

public ArgLocationClassifier arg1rightboundclassifier

arg2leftboundclassifier

public ArgLocationClassifier arg2leftboundclassifier

arg1leftboundclassifier

public ArgSubstructureClassifier arg1leftboundclassifier

arg2rightboundclassifier

public ArgSubstructureClassifier arg2rightboundclassifier

Constructor Detail

ArgLearner

public ArgLearner(ArgLearner.Mode mode)

Method Detail

extractCandidates

protected Iterable<ChunkedArgumentExtraction> extractCandidates(ChunkedExtraction predicate)
                                                         throws ExtractorException

Description copied from class: Extractor

Extracts candidate extractions from the given source object. When the user calls Extractor.extract(Object), the this method is used to generate a set of candidate extractions, which are then passed through each mapper object attached to the extractor.

Specified by:

extractCandidates in class Extractor<ChunkedExtraction,ChunkedArgumentExtraction>

Parameters:

predicate - the source to extract from.

Returns:

an iterable object over the candidate extractions.

Throws:

ExtractorException - if unable to extract