edu.washington.cs.knowitall.extractor.mapper
Class NormalizedRelationDictionaryFilter

java.lang.Object
  edu.washington.cs.knowitall.extractor.mapper.Mapper<T>
      edu.washington.cs.knowitall.extractor.mapper.FilterMapper<ChunkedExtraction>
          edu.washington.cs.knowitall.extractor.mapper.NormalizedRelationDictionaryFilter

public class NormalizedRelationDictionaryFilter
extends FilterMapper<ChunkedExtraction>

A class used to filter out any relations whose normalized form does not appear in the given dictionary. Relation strings are normalized using the VerbalRelationNormalizer class.

Author:

afader

Constructor Summary

NormalizedRelationDictionaryFilter(HashSet<String> relations)
Constructs a new filter using the String relations in the given set.

Method Summary

boolean

doFilter(ChunkedExtraction extr) Returns true if the tokens in the given extraction appear in the set of relations passed to the constructor.

Methods inherited from class edu.washington.cs.knowitall.extractor.mapper.FilterMapper

doMap

Methods inherited from class edu.washington.cs.knowitall.extractor.mapper.Mapper

disable, enable, isEnabled, map

Methods inherited from class java.lang.Object

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

Constructor Detail

NormalizedRelationDictionaryFilter

public NormalizedRelationDictionaryFilter(HashSet<String> relations)

Constructs a new filter using the String relations in the given set. These relations should be normalized using the VerbalRelationNormalizer class, with a space between each token in the string.

Parameters:

relations -

Method Detail

doFilter

public boolean doFilter(ChunkedExtraction extr)

Returns true if the tokens in the given extraction appear in the set of relations passed to the constructor.

Specified by:

doFilter in class FilterMapper<ChunkedExtraction>