dragon.nlp.ontology.umls

Class UmlsSemanticNet

java.lang.Object

dragon.nlp.ontology.umls.UmlsSemanticNet

All Implemented Interfaces:

SemanticNet

public class UmlsSemanticNet
extends Object
implements SemanticNet

UMLS semantic net for semantic relation operations

Copyright: Copyright (c) 2005

Company: IST, Drexel University

Version:

1.0

Author:

Davis Zhou

Constructor Summary

Constructors

Constructor and Description
UmlsSemanticNet(Ontology ontology, UmlsSTYList styList, UmlsRelationNet relationNet)

Method Summary

Modifier and Type	Method and Description
String	getHierarchy(String id) Gete the hierarchy description fo the given semantic type or relation
Ontology	getOntology() Gets the ontology the current semantic network belongs to
String	getRelationDesc(String id) Gets the description of the given relation
String[]	getRelations(String[] arrFirstST, String[] arrSecondST) Gets all possible relations between two sets of semantic types.
String[]	getRelations(String firstST, String secondST) Gets all possible relations between two semantic types.
String	getSemanticTypeDesc(String id) Gets the description of the given semantic type
boolean	isSemanticRelated(String[] arrFirstST, String[] arrSecondST) Tests if any one semantic type in the first set is related to any one semantic type in the second set.
boolean	isSemanticRelated(String firstST, String secondST) Tests if there exists a relationship between the two given semantic types

Methods inherited from class java.lang.Object

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

Constructor Detail

UmlsSemanticNet

public UmlsSemanticNet(Ontology ontology,
                       UmlsSTYList styList,
                       UmlsRelationNet relationNet)

Method Detail

getRelations

public String[] getRelations(String[] arrFirstST,
                             String[] arrSecondST)

Description copied from interface: SemanticNet

Gets all possible relations between two sets of semantic types.

Specified by:

getRelations in interface SemanticNet

Parameters:

arrFirstST - the first set of semantic types

arrSecondST - the second set of semantic types

Returns:

all possible relations between two sets of semantic types.

getRelations

public String[] getRelations(String firstST,
                             String secondST)

Description copied from interface: SemanticNet

Gets all possible relations between two semantic types.

Specified by:

getRelations in interface SemanticNet

Parameters:

firstST - the first semantic type

secondST - the second semantic type

Returns:

all possible relations between two semantic types.

isSemanticRelated

public boolean isSemanticRelated(String[] arrFirstST,
                                 String[] arrSecondST)

Description copied from interface: SemanticNet

Tests if any one semantic type in the first set is related to any one semantic type in the second set.

Specified by:

isSemanticRelated in interface SemanticNet

Parameters:

arrFirstST - the first set of semantic types

arrSecondST - the second set of semantic types

Returns:

true if at least one semantic type in the first set is related to one semantic type in the second set.

isSemanticRelated

public boolean isSemanticRelated(String firstST,
                                 String secondST)

Description copied from interface: SemanticNet

Tests if there exists a relationship between the two given semantic types

Specified by:

isSemanticRelated in interface SemanticNet

Parameters:

firstST - the first semantic type

secondST - the second semantic type

Returns:

true if there exists at least one relationship between the two given semantic types

getSemanticTypeDesc

public String getSemanticTypeDesc(String id)

Description copied from interface: SemanticNet

Gets the description of the given semantic type

Specified by:

getSemanticTypeDesc in interface SemanticNet

Parameters:

id - the entry id of the semantic type

Returns:

the description of the semantic type

getRelationDesc

public String getRelationDesc(String id)

Description copied from interface: SemanticNet

Gets the description of the given relation

Specified by:

getRelationDesc in interface SemanticNet

Parameters:

id - the entry id of the relation

Returns:

the description of the relation

getHierarchy

public String getHierarchy(String id)

Description copied from interface: SemanticNet

Gete the hierarchy description fo the given semantic type or relation

Specified by:

getHierarchy in interface SemanticNet

Parameters:

id - the entry if of the semantic type or the relation

Returns:

the hierarchy description

getOntology

public Ontology getOntology()

Description copied from interface: SemanticNet

Gets the ontology the current semantic network belongs to

Specified by:

getOntology in interface SemanticNet

Returns:

the ontology the current semantic network belongs to