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Refinement of a Method for Determining the Optimal Interactive Timeout Interval for OPAC Terminals.
Peer reviewed Peer reviewed
Taylor, Christine M.; And Others – Information Technology and Libraries, 1989
Defines the interactive timeout interval (ITI) as the amount of time that is allowed to lapse between user entries before the computer assumes that the terminal is abandoned and stops polling it. A method for determining optimal ITI, thereby increasing system efficiency of online catalogs, is demonstrated. (10 references) (CLB)
Descriptors: Efficiency, Measurement Techniques, Online Catalogs, Systems Development
The UC MELVYL MEDLINE System: A Pilot Project for Access to Journal Literature through an Online Catalog.
Peer reviewed Peer reviewed
Lynch, Clifford A.; Berger, Michael G. – Information Technology and Libraries, 1989
Describes a pilot project by the University of California to provide access to biomedical and health sciences literature through the integration of the MEDLINE database into the University's MELVYL online union catalog. The discussion covers the design, implementation and evaluation of the system, current planning efforts, and key technical and…
Descriptors: Biomedicine, Databases, Evaluation Criteria, Monographs
Rethinking OPACS: The Design of Assertive Information Systems.
Peer reviewed Peer reviewed
Culkin, Patricia B. – Information Technology and Libraries, 1989
Discusses the need to reassess the objectives of online public access catalogs and how those objectives might be met before costly investments are made in electronic versions of "other data" for online catalogs. Several objectives are outlined and their feasibility in the modern telecommunications environment is examined. (two references) (CLB)
Descriptors: Bibliographic Databases, Educational Objectives, Higher Education, Information Systems
The Online Information System at Georgia Institute of Technology [and] Development of the Carnegie Mellon Library Information System [and] Article-Level Access in the Online Catalog at Vanderbilt University.
Peer reviewed Peer reviewed
Drake, Miriam A.; And Others – Information Technology and Libraries, 1989
Describes the planning, development, implementation and impact of online information systems at three academic libraries. Some of the issues discussed include the campus computing environments, factors affecting the selection of databases and search systems, the impact of the system on library staff and users, and future considerations. (CLB)
Descriptors: Academic Libraries, Bibliographic Databases, Computer System Design, Database Design
Web-based OPACs: Between Tradition and Innovation.
Peer reviewed Peer reviewed
Moscoso, Purificacion; Ortiz-Repiso, Virginia – Information Technology and Libraries, 1999
Analyzes the change that Internet-based OPACs (Online Public Access Catalogs) have represented to the structure, administration, and maintenance of the catalogs, retrieval systems, and user interfaces. Examines the structure of databases and traditional principles that have governed systems development. Discusses repercussions of the application…
Descriptors: Access to Information, Change, Computer Interfaces, Computer System Design
New Dimensions for the Online Catalog: The Dartmouth College Library Experience [and] TOC/DOC at Caltech: Evolution of Citation Access Online [and] Locally Loaded Databases in Arizona State University's Online Catalog Using the CARL System.
Peer reviewed Peer reviewed
Klemperer, Katharina; And Others – Information Technology and Libraries, 1989
Each of three articles describes an academic library's online catalog that includes locally created databases. Topics covered include database and software selection; systems design and development; database producer negotiations; problems encountered during implementation; database loading; training and documentation; and future plans. (CLB)
Descriptors: Academic Libraries, Bibliographic Databases, Computer Software, Database Producers
Special Section: Happy Birthday to MELVYL (Part 1).
Peer reviewed Peer reviewed
Berger, Michael G.; And Others – Information Technology and Libraries, 1992
The six articles comprising this special section on MELVYL, the University of California automated library system, discuss plans for the future, general recommendations for online catalog design, evaluation methods, evolution of computing resources, impact on the work of librarians, and academic goals and benefits. A chronology of MELVYL…
Descriptors: College Libraries, Computer System Design, Educational Objectives, Evaluation Methods