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ERIC Number: EJ465723
Record Type: Journal
Publication Date: 1993
Pages: N/A
Abstractor: N/A
Reference Count: N/A
ISSN: ISSN-0022-0418
Information Retrieval Based on Conceptual Distance in Is-A Hierarchies.
Lee, Joon Ho; And Others
Journal of Documentation, v49 n2 p188-207 Jun 1993
Discussion of document ranking methods to calculate the conceptual distance between a Boolean query and a document focuses on the Knowledge-Based Extension Boolean Model which evaluates weighted queries and documents effectively and avoids problems of previous methods. Semantic networks are discussed, and is-a hierarchies are explained. (21 references) (LRW)
Publication Type: Opinion Papers; Reports - Descriptive; Journal Articles
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A