dragon.nlp.ontology.umls

Class UmlsFileBackedOntology

java.lang.Object

dragon.nlp.ontology.AbstractOntology

dragon.nlp.ontology.umls.UmlsOntology

dragon.nlp.ontology.umls.UmlsExactOntology

dragon.nlp.ontology.umls.UmlsFileBackedOntology

All Implemented Interfaces:

Ontology

public class UmlsFileBackedOntology
extends UmlsExactOntology
implements Ontology

The class has functions of readingUMLS ontology from file

Copyright: Copyright (c) 2005

Company: IST, Drexel University

Version:

1.0

Author:

Davis Zhou

Constructor Summary

Constructors

Constructor and Description
UmlsFileBackedOntology(Lemmatiser lemmatiser)
UmlsFileBackedOntology(String workDir, Lemmatiser lemmatiser)

Method Summary

Modifier and Type	Method and Description
String[]	getCUI(String term) Gets all possible concept ids the specified term has
SemanticNet	getSemanticNet() Gets the semantic network of the ontology
String[]	getSemanticType(String cui) Gets all possible semantic types of the given concept
boolean	isTerm(String term) Tests if the given term is defined in the ontology.

Methods inherited from class dragon.nlp.ontology.umls.UmlsExactOntology

buildNormalizedTerm, findAllTerms, findAllTerms, findTerm, findTerm, getCUI, getSemanticType, isTerm

Methods inherited from class dragon.nlp.ontology.AbstractOntology

buildString, getAdjectiveTermOption, getCoordinateOption, getLemma, getLemmaOption, getNonBoundaryPunctuation, getNPPOption, getSenseDisambiguationOption, getSimilarityMetric, isBoundaryWord, isStartingWord, isUsefulForTerm, setAdjectiveTermOption, setCoordinateOption, setLemmaOption, setNonBoundaryPunctuation, setNPPOption, setSenseDisambiguationOption

Methods inherited from class java.lang.Object

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

Methods inherited from interface dragon.nlp.ontology.Ontology

findAllTerms, findAllTerms, findTerm, findTerm, getAdjectiveTermOption, getCoordinateOption, getCUI, getLemmaOption, getNPPOption, getSemanticType, getSenseDisambiguationOption, getSimilarityMetric, isStartingWord, isTerm, setAdjectiveTermOption, setCoordinateOption, setLemmaOption, setNPPOption, setSenseDisambiguationOption

Constructor Detail

UmlsFileBackedOntology

public UmlsFileBackedOntology(Lemmatiser lemmatiser)

UmlsFileBackedOntology

public UmlsFileBackedOntology(String workDir,
                              Lemmatiser lemmatiser)

Method Detail

getSemanticNet

public SemanticNet getSemanticNet()

Description copied from interface: Ontology

Gets the semantic network of the ontology

Specified by:

getSemanticNet in interface Ontology

Overrides:

getSemanticNet in class AbstractOntology

Returns:

the semantic network

getSemanticType

public String[] getSemanticType(String cui)

Description copied from interface: Ontology

Gets all possible semantic types of the given concept

Specified by:

getSemanticType in interface Ontology

Specified by:

getSemanticType in class UmlsExactOntology

Parameters:

cui - the concept id

Returns:

all possible semantic types of the given concept.

getCUI

public String[] getCUI(String term)

Description copied from interface: Ontology

Gets all possible concept ids the specified term has

Specified by:

getCUI in interface Ontology

Specified by:

getCUI in class UmlsExactOntology

Parameters:

term - the term for testing

Returns:

all possible concept ids if the specified term exists in the ontology, otherwise null

isTerm

public boolean isTerm(String term)

Description copied from interface: Ontology

Tests if the given term is defined in the ontology.

Specified by:

isTerm in interface Ontology

Specified by:

isTerm in class UmlsExactOntology

Parameters:

term - the term for testing

Returns:

true if the given term is defined in the ontology.