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Showing 136 to 150 of 500 results Save | Export
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Hildreth, Charles R. – Public-Access Computer Systems Review, 1995
Discusses the graphical user interface (GUI) online public access catalog (OPAC), a user interface that uses images to represent options. Topics include user interface design for information retrieval; designing effective bibliographic displays, including subject headings; two design principles; and what GUIs can bring to OPACs. (LRW)
Descriptors: Bibliographic Records, Design Requirements, Information Retrieval, Library Catalogs
Tenopir, Carol; Neufang, Ralf – Online, 1992
Discusses results of interviews with reference librarians that were conducted to investigate the effects of electronic reference options such as CD-ROM and OPACs (Online Public Access Catalogs). The work environment is described; changes in library instruction are considered; and the changing nature of reference work is discussed, including users'…
Descriptors: Attitude Change, Interviews, Librarians, Library Automation
Rupp-Serrano, Karen; Buchanan, Nancy – Online, 1992
Describes the development of a computerized library instruction program using presentation software at Texas A&M University. Application to end-user training on the OPAC (online public access catalog) is explained, software capabilities and hardware requirements are discussed, the design of an audiotape narrative is described, and student…
Descriptors: Academic Libraries, Audiotape Recordings, Computer Assisted Instruction, Computer Software
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Miller, Betty – Online & CD-ROM Review, 1995
Reports results of a comparison of the Academic Index on CD-ROM and four indexes on the OPAC (online public access catalog) at Brooklyn College (New York): General Science Index, Humanities Index, Readers' Guide to Periodical Literature, and Social Science Index. Coverage of the "New York Times" was found to be important. (LRW)
Descriptors: College Libraries, Comparative Analysis, Higher Education, Indexes
McNulty, Tom, Ed. – Library Hi Tech News, 1995
This final installment of a four-part series on the National Library Service (NLS) examines recently implemented and future projects, with a focus on alternative formats for patrons with disabilities. Discusses LOCIS, the Library of Congress online public access catalog; MARVEL, the Library of Congress gopher; the NLS Web site; and computer disk…
Descriptors: Access to Information, Disabilities, Information Sources, Library Catalogs
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Kilgour, Frederick G. – Journal of the American Society for Information Science, 1995
Describes a study that examined the effectiveness of implied boolean searches using personal author surnames plus first and/or last title words to retrieve an entry from a simulated online public access catalog (OPAC). Implications for the design of OPACs are discussed, and further research is suggested. (LRW)
Descriptors: Computer System Design, Library Catalogs, Monographs, Online Catalogs
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Jacobson, Trudi E.; Martin, Lynne M. – Research Strategies, 1993
Presents a conceptual model for an enhanced online public access catalog (OPAC) called SuperPAC, which includes features that allow users to critically evaluate the information they encounter. Two features are described: the integrated availability of electronic evaluative resources and the use of improved MARC records. (Contains 22 references.)…
Descriptors: Critical Thinking, Electronic Libraries, Evaluation Methods, Library Catalogs
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Johnson, Karl E. – Information Technology and Libraries, 1996
When the Higher Education Library Information Network of Rhode Island transferred members' bibliographic data into a shared online public access catalog (OPAC), 10% of the University of Rhode Island's monograph records were missing. This article describes the consortium's attempts to retrieve records from the database and the effectiveness of…
Descriptors: Academic Libraries, Bibliographic Records, Consortia, Information Retrieval
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Matthews, Joseph R. – Library Hi Tech, 1997
Libraries are moving into an era that incorporates improvements of a library's existing databases, embraces the research results of the information-seeking process, and makes fundamental improvements by adding new databases such as WordFocus. These new systems should convert the frustrated user of today's online public access catalog (OPAC) into…
Descriptors: Access to Information, Databases, Information Seeking, Library Automation
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Arp, Lori, Ed.; And Others – RQ, 1995
Addresses the importance of effective screen and menu design for online public access catalogs, and the responsibility of the instruction librarian to learn required technological information, such as MARC format, in order to influence design. Other concerns for those involved in screen design include screens for gateways, system modules, local…
Descriptors: Access to Information, Computer System Design, Gateway Systems, Information Retrieval
Hulser, Richard P. – Computers in Libraries, 1993
Discussion of graphical user interfaces for online public access catalogs (OPACs) covers the history of OPACs; OPAC front-end design, including examples from Indiana University and the University of Illinois; and planning and implementation of a user interface. (10 references) (EA)
Descriptors: Access to Information, College Libraries, Computer Graphics, Computer Software Development
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Tillotson, Joy – College & Research Libraries, 1995
Examines three aspects of keyword searching as a possible solution to subject search problems in online public access catalogs (OPACs). Discusses search results, user satisfaction, and how keyword searching and controlled vocabulary searching are offered in OPAC interfaces. Concludes that keyword searching and controlled vocabulary searching…
Descriptors: Access to Information, Computer Interfaces, Information Retrieval, Information Seeking
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Walster, Dian – Emergency Librarian, 1997
Discusses search engines and provides methods for determining what resources are searched, the quality of the information, and the algorithms used that will improve the use of search engines on the World Wide Web, online public access catalogs, and electronic encyclopedias. Lists strategies for conducting searches and for learning about the latest…
Descriptors: Algorithms, Encyclopedias, Evaluation Methods, Information Seeking
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Phillips, Gary Lee – Information Technology and Libraries, 1992
Examines the potential application of the American National Standards Institute (ANSI)/National Information Standards Organization (NISO) Z39.50 library networking protocol as a client/server environment for a scholar's workstation. Computer networking models are described, and linking the workstation to an online public access catalog (OPAC) is…
Descriptors: Computer Networks, Computer Software, Computer System Design, Library Catalogs
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Smith, Neil – Information Services & Use, 1996
Discusses the use of the Z39.50 standard for information retrieval in the British Library's efforts toward networked information retrieval and online public access catalogs in cooperation with the European Union and other countries. OSI (open systems interconnection) and project ONE (a collaborative project in the European Union) are explained.…
Descriptors: Computer Networks, Electronic Libraries, Foreign Countries, Information Networks
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