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)

Discusses evolution of Integrated Library System (ILS) since its beginning at National Library of Medicine, highlighting events leading to ILS development; formative design stages, formation of Online Computer System; installation of ILS version 1.0 at Pentagon library; development of version 2.0, formation of Avatar Systems; OCLC's acquisition of…

This description of the use of IBM Series/1 minicomputers to implement a library automation system includes discussion of current functions of the system, the system configuration, communications capabilities, software, and cost factors. (CLB)

Discussion of the systems development life cycle (SDLC) that supports operational and managerial planning of automation projects covers challenges of library automation, evolution and scope of SDLC, lack of dissemination of SDLC literature within library and information science community, and corrective measures to meet library automation demands.…

Discusses the distinctive differences between the English and Chinese languages from the system designer's point of view and explores the potential problems for Chinese information retrieval systems, focusing on character entry and retrieval. The advantages and disadvantages of current approaches are discussed, and a regular expression search…

Details the characteristics of authority records in the machine readable Library of Congress Subject Headings. Statistics are given on occurrences of variable length fields and the length and maximum length of such fields in subject heading records. The usefulness of these statistics for system design is discussed. (five references) (CLB)

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…

Describes an automated interlibrary loan request routing and referral system made available to U.S. biomedical libraries by the National Library of Medicine. The description covers the databases used and the systems modules that support various functions. The current status of the system and possible future developments are discussed. (six…

Discusses the relative ease of obtaining library management statistics when using machine readable records and powerful software tools such as the Statistical Analysis System package. The development of such a management information system for the Cataloging in Publication division of the Library of Congress is described. (Seven notes with…

Discusses the applications of computer technology to community information and referral (I&R) services, basic planning considerations for automating an I&R service, and the development of an automated I&R system. Examples of computer supported I&R services in operation are given and the Tulsa City-County Library System's approach…

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)

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)

Discussion of knowledge-based systems focuses on expert systems used by libraries for technical services and collection management. Highlights include knowledge acquisition; system development issues, including staff time and costs; cataloging; acquisitions and serials control; material selection; preservation; and examples of existing systems.…

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…

Describes the implementation of a new set of indexes in the NOTIS/LUIS system that provide author, title, and subject access to bibliographic and authority records in the NOTIS/MARC format. The discussion covers index record structure and content, the design philosophy and process, and functions supported by the system. (Author/CLB)