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Vleduts-Stokolov, N. – Information Processing and Management, 1982
Describes technique developed as automatic support to subject heading indexing at BIOSIS based on use of formalized language for semantic representation of biological texts and subject headings. Language structures, experimental results, and analysis of journal/subject heading and author/subject heading correlation data are discussed. References…
Descriptors: Automatic Indexing, Biological Sciences, Correlation, Databases
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Huffman, G. David – Information Processing and Management, 1990
Discussion of online bibliographic database searches focuses on a software system, SORT-AID/SABRE, that ranks retrieved citations in terms of relevance. Results of a comprehensive user evaluation of the relevance ranking procedure to determine its effectiveness are presented, and implications for future work are suggested. (10 references) (LRW)
Descriptors: Bibliographic Databases, Citations (References), Computer Software, Correlation
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Wildemuth, Barbara M.; And Others – Information Processing and Management, 1993
Describes a study of medical students that was conducted to evaluate measures of performance on factual searches of INQUIRER, a full-text database in microbiology. Measures relating to recall, precision, search term overlap, and efficiency are discussed; reliability and construct validity are considered; and implications for future research are…
Descriptors: Construct Validity, Correlation, Efficiency, Evaluation Methods