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Larson, Ray R. – Information Processing & Management, 2001
Describes the University of California at Berkeley's participation in the TREC (Text Retrieval Conference) interactive track experiments. Highlights include results of searches on two systems, Cheshire II and ZPRISE; system design goals and implementation; precision and recall results; search questions by topic and system; and results of…
Descriptors: Computer System Design, Databases, Higher Education, Information Retrieval

Cooper, Michael D.; Chen, Hui-Min – Journal of the American Society for Information Science and Technology, 2001
Proposes an operational definition of relevance for a Web-based library catalog. Proposes measures that characterize user behavior while searching a Web-based library catalog. Develops a methodology to predict when a user's search will be perceived to be relevant by the user. Tests the methodology with over 900,000 user search sessions with the…
Descriptors: Academic Libraries, Higher Education, Information Retrieval, Information Seeking

Micco, Mary; Popp, Rich – Library Hi Tech, 1994
Discussion of precision in information retrieval highlights a prototype online catalog, ILSA (Improving Library Subject Access), developed at Indiana University of Pennsylvania that uses subject clusters and classification. Topics addressed include problems with keyword searching, controlled vocabulary, and thesauri; natural language mapping…
Descriptors: Bibliographic Records, Classification, College Libraries, Dewey Decimal Classification

Lynch, Clifford A.; And Others – Information Technology and Libraries, 1983
Discussion of factors which led Division of Library Automation, University of California, to configure its computing resources as they are now, notes distributed processing, centralized processing, machine architecture, selection of operating system, telecommunications software, software packages for online catalogs, and problems of overhead and…
Descriptors: College Libraries, Computer Programs, Higher Education, Information Retrieval

Kilgour, Frederick G. – Journal of the American Society for Information Science and Technology, 2001
This experiment explores the effectiveness of retrieving the listing of a known-item book from the 3.6 million entry online catalog at the library of the University of Michigan using various combinations of author's name plus first and last title words. Discusses implications for the design of OPAC (online public access catalog) screens.…
Descriptors: Academic Libraries, Authors, Higher Education, Information Retrieval

Buckland, Michael K.; And Others – Information Technology and Libraries, 1993
Discusses the traditional alphabetical arrangement of library card catalogs and suggests this order should be reconsidered in online catalogs. Online searching in library catalogs is described; the ordering of records in online catalogs is examined; and filtering is considered as a method to order retrieved sets of bibliographic records. (Contains…
Descriptors: Academic Libraries, Bibliographic Records, Filing, Higher Education
Borgman, Christine L. – 1983
This report describes a computer-monitoring study of users of the Ohio State University Libraries' online catalog, an established and heavily used information retrieval system. Designed for end users, online library catalogs require little or no formal training, and often replace an existing manual system. Data were gathered unobtrusively by…
Descriptors: Academic Libraries, Higher Education, Information Retrieval, Library Catalogs
Dwyer, James R. – 1979
Microcatalog use studies at the University of Oregon have demonstrated that users encounter access difficulties when confronted with a multiple file microfiche catalog. This research verifies theories by Mooers, Zipf, and others that the public minimizes search efforts and implies that closed catalogs with supplements such as add-on catalogs will…
Descriptors: Academic Libraries, Cataloging, Costs, Higher Education

Freiburger, Gary A. – Catholic Library World, 1983
Discussion of planning, installation, and results of an online catalog at University of Maryland Health Sciences Library highlights Integrated Library System, speed and patron perceptions of online catalog, searching power, ways in which catalog can bypass physical and organizational boundaries, and effect on staff and users of the library. (EJS)
Descriptors: College Libraries, Higher Education, Information Retrieval, Library Automation

Lipow, Anne Grodzins – Library Resources and Technical Services, 1983
This overview of the current capabilities of subject access in online public catalogs discusses keyword searching versus subject cataloging, users' views of the online catalog, and user-friendly versus user-hostile systems. Existing online catalogs in public and academic libraries are cited as examples. (EJS)
Descriptors: Academic Libraries, Cataloging, Higher Education, Indexing
Klugman, Simone – Database, 1982
The current status of MELVYL, the University of California's prototype online catalog, is described in a hypothetical conversation between the catalog and several users. Examples illustrate features of the two search modes available for this patron-accessed system: COMMAND for the novice, and the more sophisticated LOOKUP. (RBF)
Descriptors: College Libraries, Higher Education, Information Retrieval, Instruction
California State Univ., Chico. – 1982
This training manual developed by the Public Access Subcommittee of the Reference Department of Meriam Library (California State University, Chico) provides instructions for using the library's online public catalog by means of a keyboard terminal. An introduction describes the Boolean searching capability of the online catalog and gives examples…
Descriptors: College Libraries, Display Systems, Higher Education, Information Retrieval
Buckland, Michael K.; And Others – Proceedings of the ASIS Mid-Year Meeting, 1992
Describes OASIS, a prototype adaptive online catalog implemented as a front end to the University of California MELVYL catalog. Topics addressed include the concept of adaptive retrieval systems, strategic search commands, feedback, prototyping using a front-end, the problem of excessive retrieval, commands to limit or increase search results, and…
Descriptors: College Libraries, Computer Software Development, Higher Education, Information Retrieval

Needleman, Mark H. – Resource Sharing and Information Networks, 1992
Provides an overview of the University of California MELVYL online catalog and database system, describes the Z39.50 information retrieval protocol, and discusses the implementation of the Z39.50 protocol into the MELVYL system. Implementor organizations are described, and future possibilities are suggested. (eight references) (LRW)
Descriptors: Academic Libraries, Databases, Futures (of Society), Higher Education

Waldhart, Thomas J.; Miller, Joseph B.; Chan, Lois Mai – Journal of Academic Librarianship, 2000
Discusses the need to provide academic library clients more efficient and effective access to Internet information resources that have value for higher education. Examines local systems that Association of Research Libraries (ARL) academic libraries have developed over the last several years in response to this need. (Contains 13 references.)…
Descriptors: Academic Libraries, Access to Information, Educational Resources, Higher Education