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Knowledge-Based NLP and the Semantic Web
Sergei NirenburgInstitute for Language and Information
TechnologiesUniversity of Maryland Baltimore County
Workshop on the Semantic Web,Newark, NJ
October 24, 2002
Ontological-Semantic Analysis
Fact DB
Processors
Knowledge
Text MeaningRepresentation(TMR)
Ontology
LexiconsGrammars
Sources
Text Traffic
Query
Ontological-Semantic Generation
Response
Depth of Coverage
Breadth of Coverage
Language Dependent?
Application- Oriented?
Sensus Shallow Broad Yes/No Yes Wordnet Shallow Broad Yes No EuroWN Shallow Broad Yes/No No CYC Deep Medium/
Broad? No No
Ontosem Deep Medium No Yes
Shallow Comparison of Some Knowledge Bases in NLPThat Are Often Called Ontologies
Knowledge-Based NLP and the Semantic Web
or:Are You Being Served?
Sergei NirenburgInstitute for Language and Information Technologies
University of Maryland Baltimore County
Workshop on the Semantic Web,Newark, NJ
October 24, 2002