Discussion of database design that allows wider range of capabilities than conventional information retrieval database covers prestructuring of searches to pinpoint target items, which are selected from browseable display, and navigation capability, which allows user to move from record to record within database to facilitate extraction of…

Describes various ways in which software systems for online catalogs can be designed to enhance subject access. Highlights include what to search (subject headings, titles, notes, authority-file records, classification numbers, and associated text); truncation and stemming; spelling correction; search strategies (headings, keywords, Boolean…

The National Library of Medicine's Current Information Transfer in English public access online catalog offers unique subject search capabilities--natural-language query input, automatic medical subject headings display, closest match search strategy, ranked document output, dynamic end user feedback for search refinement. References, description…

Describes in detail features of the IBM personal computer's components--computer, keyboard, monitor, printer, modem--and outlines specific choices for one searching machine that works well (system unit, disk drives, adapter boards, monitor, printer, modem, cables, options, supplies, software). Reasons to choose IBM personal computer for online…

In this research project, subject terms from the Dewey Decimal Classification (DDC) Schedules and Relative Index were incorporated into an online catalog as searcher's tools for subject access, browsing, and display. Four features of the DDC were employed to help searchers browse for and match their own subject terms with the online catalog's…

Discusses the characteristics of information retrieval software and examines several capabilities of two systems, SIRE and ZyINDEX--creating a database, indexing the database, maintaining the database, and searching the database. Each system's strengths and weaknesses in bibliographic record and full text applications are analyzed. A glossary is…

Details distinction between digital and analog data, advantages of analog storage, and optical disc use to store analog data. Configuration and potential of three levels of laser disc systems are explained. Selection of display devices for use with laser disc systems and accessing audio data are addressed. (Continued in next issue.) (EJS)

The Faxon Company has developed a user-friendly, menu-driven database that includes all serial titles from every subject area announced within the past three years. Accessible by ASCII terminals and personal computers, INFOSERV is available through Telenet and provides a brief bibliographic description together with availability information for…

Describes the features and operations of a user-searchable online catalog called PaperChase which was developed and implemented for the retrieval of medical literature by physicians at Beth Israel Hospital in Boston. Interaction with the system and use of the catalog during its first year of operation are discussed. (JL)

InfoQUEST is a microcomputer-based online public access catalog, designed for the small library handling file sizes up to 25,000 records. Based on the IBM-PC, or compatible machines, the system will accept downloading, in batch mode, of records from the library's file on the UTLAS Catalog Support System. (Author/EJS)

Describes applications in variety of settings of videodiscs as tools of information retrieval with online databases, identifies underlying technical capabilities, and discusses five operations required to implement any application: coordinating diverse formats; indexing; physically arranging items on disc; designing input, search, and output;…

Discusses the integration of subject pathfinders into online public access catalogs (OPAC) through following features: within the OPAC, offline user guide manuals, remotely printed upon user request, or online as saved searches displayed in help screen format. Excerpts of a pathfinder display for biotechnology are presented. Four sources are…

Discusses some of the problems in creating bibliographic descriptions for materials published in languages which employ nonroman scripts, analyzes the impact of online catalog systems in overcoming some of these difficulties, and describes some of the computer hardware, particularly terminals, being developed to handle nonroman scripts. (JL)

This guide for users of the Adelphi University Libraries provides instructions for accessing the bibliographic records of the libraries' holdings, which have been stored online since 1968. The steps necessary to search the Adelphi Libraries Catalog Online (ALICAT) by author, title, subject, or call number are explained using text and…

This report presents a review and evaluation of three remote access on-line information retrieval systems and some ideas on what the capabilities of an ideal on-line information retrieval system should be. The three systems reviewed are the DDC Remote On-Line Retrieval System, the National Aeronautics and Space Administration RECON System, and the…