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Psychological Relevance and Information Science.
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Harter, Stephen P. – Journal of the American Society for Information Science, 1992
Explores the theory of psychological relevance and its relationship to information retrieval, and provides an extended example. Topics discussed include information need, the search process, the nature of information, topical relevance, relevance judgments and retrieval testing, information retrieval and bibliometrics, and suggestions for further…
Descriptors: Bibliometrics, Information Needs, Information Retrieval, Information Seeking
Search Term Combinations and Retrieval Overlap: A Proposed Methodology and Case Study.
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Harter, Stephen P. – Journal of the American Society for Information Science, 1990
Introduces a new methodology for studying the effects of term selection and postings overlap on retrieval, under the assumption that pooling results for several searchers or questions may obscure important relationships. Based on the findings of a case study, several tentative conclusions and hypotheses, are posited and suggestions for future…
Descriptors: Algorithms, Case Studies, Online Searching, Relevance (Information Retrieval)
Optical Disc Systems in Libraries: Problems and Issues.
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Harter, Stephen P.; Jackson, Susan M. – RQ, 1988
Discusses optical disc (CD-ROM and videodisc) reference sources in terms of: (1) databases; (2) system characteristics; (3) end-user searching; (4) education and training requirements; (5) staffing; (6) costs; and (7) funding. Areas for further research are identified and new roles suggested for the librarian in the electronic age. (34 references)…
Descriptors: Costs, Library Personnel, Library Role, Library Services
Information Science and Scientists: JASIS, 1972-1990.
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Harter, Stephen P.; Hooten, Patricia A. – Journal of the American Society for Information Science, 1992
Reports the results of a bibliometric study of the "Journal of the American Society for Information Science" that examined information science as a discipline through determining the institutional affiliation of authors, funding status, and citation counts. Trends over the past 20 years are discussed, and future research is suggested. (40…
Descriptors: Authors, Bibliometrics, Faculty Publishing, Financial Support
Evaluation of Information Retrieval Systems: Approaches, Issues, and Methods.
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Harter, Stephen P.; Hert, Carol A. – Annual Review of Information Science and Technology (ARIST), 1997
Discusses the traditional Cranfield model for information retrieval (IR) evaluation, problems with the model, and extensions and alternatives to Cranfield; describes emerging themes in IR evaluation, including multiple evaluation dimensions and methods, inclusion of users and other stakeholders in the evaluation process, and various approaches to…
Descriptors: Computer Oriented Programs, Electronic Libraries, Evaluation Criteria, Evaluation Methods
Semantic Relationships between Cited and Citing Articles in Library and Information Science Journals.
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Harter, Stephen P.; And Others – Journal of the American Society for Information Science, 1993
Describes a study that investigated semantic relationships between citing and cited documents for a sample of document pairs in three journals in library and information science. Highlights include comparisons of Library of Congress classification numbers and subject descriptors; implications for collection development and relevance; and…
Descriptors: Citation Analysis, Citations (References), Comparative Analysis, Information Retrieval