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Walker, Stephen1
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An Evaluation of Automatic Query Expansion in an Online Library Catalogue.
Peer reviewed Peer reviewed
Hancock-Beaulieu, Micheline; Walker, Stephen – Journal of Documentation, 1992
Describes evaluation of an automatic query expansion (AQE) facility in the Okapi System, an online library catalog at City University in London (England). Results of transaction log analysis, search replays, questionnaires, and interviews are presented; and findings are discussed which indicate that AQE was beneficial in many searches. (12…
Descriptors: College Libraries, Evaluation Methods, Foreign Countries, Higher Education