ERIC Number: EJ450387
Record Type: Journal
Publication Date: 1991
Reference Count: N/A
A Comparative Analysis of Retrieval Effectiveness for Three Methods of Indexing AIDS-Related Abstracts.
Hersh, William R.; Hickam, David H.
Proceedings of the ASIS Annual Meeting, v28 p211-25 1991
Describes SAPHIRE, an experimental information retrieval system featuring concept-based automated indexing, natural language input, and relevance-based retrieval; and compares its retrieval effectiveness with other indexing approaches in a Boolean-based searching environment. Indexing in MEDLINE is described, and a test collection of AIDS (Acquired Immune Deficiency Syndrome) material is described. (21 references) (LRW)
Publication Type: Journal Articles; Reports - Descriptive; Reports - Research; Speeches/Meeting Papers
Education Level: N/A
Authoring Institution: N/A