For the past several years academic libraries have been adopting discovery systems to provide a search experience that reflects user expectations and improves access to electronic resources. University of Houston Libraries has kept pace with this evolving trend by pursuing various discovery options; these include an open-source tool, a federated…

This article examines how finding aids are structured and delivered, considering alternative approaches. It suggests that single-level displays, those that present a single component of a multilevel description to users at a time, have the potential to transform the delivery and display of collection information while improving the user…

The on-line serials control system in use at UCLA Biomedical Library utilizes and inverted file for its primary retrieval technique. A detailed profile of title structure and search scheme is given. The major determinants of the scheme are evaluated on a performance and cost basis. (5 references) (Author/KE)

Analyzes the search process, isolating the pertinent elements that make up a search and identifying the many decision points in the process. (Author/PF)

Describes Reflink, a system based on sophisticated information retrieval techniques which is housed in a small microcomputer, and its predecessor, Reference Librarian Enhancement System (REFLES). The systems are placed in a conceptual framework involving stable and dynamic information, and several illustrations of multiple uses are presented. Four…

This guide to information services used by the Environmental Research Center (ERC) in Cincinnati, the scientific and technical information focal point for the U.S. Environmental Protection Agency (EPA), explains the online searching services available at the Cincinnati Library, outlines the procedure for requesting a literature search, and…

Discussion of Library of Congress's efforts to meet challenge of designing and improving its online catalog system LOCIS (consists of SCORPIO and MUMS systems) includes sample searches and results of user surveys (access points in online catalog searches and response to input search statements resulting in no retrievals). (5 references) (EJS)

This report considers the effects of new technology (online search services) on user access to information; the role of libraries in providing such access; the structure of a future national information network in the United Kingdom; and general managerial considerations. Seventeen references are cited. (EJS)

As public and academic librarians rely more heavily on electronic resources to satisfy patrons' information needs, seamless searching across print and electronic holdings gets more and more essential. Enter the integrated library system (ILS)-independent electronic resource management system (ERMS), which promises to integrate, search, and expose…

Experimentation and analysis dominate the activities with the Intrex information storage and retrieval system. Detailed analysis of the retrieval effectiveness of the Intrex-System configuration have been made in an effort to establish, quantitatively, the value of free-vocabulary and deep subject indexing; the usefulness of various fields of…

Describes the components and capabilities of expert systems, discusses the use of such systems in library information applications, and outlines research being done in this area. A project aimed at the development of an expert system for referral services is described in detail, and implications for future research are discussed. (CLB)

Describes the conceptual differences between information, instruction, and learning and relates them to hypermedia-based information systems. Locus of control is discussed; information searches in libraries are considered; and issues related to learning with hypermedia-based information systems are explained, including navigational issues,…

Based on manual observation of 187 zero result online searches at a university library, this article addresses three types of problems that can produce such search results: multiple database searching, topic negotiation, and database availability. A summary of conceptual and practical recommendations for searchers are provided. (6 references) (EJS)

This article describes use of the InfoTrac system, a self-contained periodical reference system designed for in-library use that provides coverage of 900 general interest, business, management, and economic periodicals, at Indiana University (Bloomington). Discussion covers InfoTrac installation, InfoTrac and student interaction, system…

This document is a guide to the use of Quick Search, a library service that provides access to more than 100 databases which contain references to journal articles and other research materials through two commercial systems--BRS After/Dark and DIALOG's Knowledge Index. The guide is divided into five sections: (1) Using Quick Search; (2) The…