Package edu.washington.cs.knowitall.extractor

Class Summary

ChunkedArgumentExtractor	An Extractor class for extracting noun phrase arguments, given a relation extraction.
Extractor<S,T>	An abstract class that defines the basic behavior of an extractor.
ExtractorComposition<R,S,T>	A class used to represent the composition of two Extractor objects.
ExtractorUnion<S,T>	Takes the union of the output of multiple extractors.
HtmlSentenceExtractor	An Extractor class for extracting NpChunkedSentence objects from a String containing HTML.
R2A2
RegexExtractor	An extractor that uses a regular expression pattern relations from NP-chunked sentences.
RegexGroupExtractor
RelationFirstNpChunkExtractor	Extracts ChunkedBinaryExtraction objects by first extracting relations, and then for each relation, extracting a pair of arguments.
ReVerbExtractor
ReVerbRelationExtractor
SentenceExtractor	An Extractor object that extracts String sentences from a String.

Enum Summary

ChunkedArgumentExtractor.Mode

Controls the mode of an NpChunkArgumentExtractor: the LEFT mode makes the extractor return noun phrase arguments to the left of the relation in the sentence, and the RIGHT mode makes the extractor return noun phrase arguments to the right of the relation in the sentence.

Exception Summary

ExtractorException

An exception class for errors related to Extractor.