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Computational Linguistics2
Full Text Databases2
Information Retrieval2
Evaluation Methods1
Expert Systems1
Hypermedia1
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Information Processing and…2
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Debili, Fathi1
Ruge, Gerda1
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About Reformulation in Full-Text IRS.
Peer reviewed Peer reviewed
Debili, Fathi; And Others – Information Processing and Management, 1989
Analyzes different kinds of reformulations used in information retrieval systems where full text databases are accessed through natural language queries. Tests of these reformulations on large full text databases managed by the Syntactic and Probabilistic Indexing and Retrieval of Information in Texts (SPIRIT) system are described, and an expert…
Descriptors: Computational Linguistics, Expert Systems, Full Text Databases, Information Retrieval
Experiments on Linguistically-Based Term Associations.
Peer reviewed Peer reviewed
Ruge, Gerda – Information Processing and Management, 1992
Describes the hyperterm system REALIST (Retrieval Aids by Linguistics and Statistics) with emphasis on its semantic component, which generates term relations from free-text input. Experiments with various similarity measures are discussed, and the quality of the associated terms is evaluated using term recall and term precision measures. (22…
Descriptors: Computational Linguistics, Evaluation Methods, Full Text Databases, Hypermedia