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The Yield of Bibliographic Databases.
Peer reviewed Peer reviewed
Kowalski, Kazimierz; Hackett, Timothy P. – Library and Information Science Research, 1992
Demonstrates a means for estimating the number of retrieved items using well-established selective dissemination of information (SDI) profiles in the SCI, INSPEC, ISMEC, CAS, and PASCAL databases. A correlation between individual database size and number of retrieved documents in technical fields is also examined. (17 references) (LAE)
Descriptors: Bibliographic Databases, Comparative Analysis, Correlation, Information Retrieval
Information Seeking in Full-Text End-User-Oriented Search Systems: The Roles of Domain and Search Expertise.
Peer reviewed Peer reviewed
Marchionini, Gary; And Others – Library and Information Science Research, 1993
Describes four studies that explored how search experts and domain experts conducted searches in full-text, end-user search systems. Problem definition/expectation; query formulation; examination and extraction; reflection, stopping, and search monitoring; and system effects are examined for each study. (26 references) (EA)
Descriptors: Cognitive Processes, Comparative Analysis, Computer Software, Costs