Defines relationship between user profile and user query in terms of relationship between clusters of documents retrieved by each, and explores the expression of cluster similarity and cluster overlap as linear functions of similarity existing between original pairs of profiles and queries, given the desired retrieval threshold. (23 references)…

Assesses the promotion and development of online information retrieval in China. Highlights include opening of the first online retrieval center at China Overseas Building Development Company Limited; establishment and activities of a cooperative network; online retrieval seminars; telecommunication lines and terminal installations; and problems…

Describes file management package offering relatively sophisticated features: conversion of previously downloaded records from commercial database into local file; keyword searching on inverted keyword file; full-text searching on author, title, bibliographic source, abstract; sorting by author, title, bibliographic source, publication year;…

This last installment in a three-part series covers several important areas in the searching of legal information: online (group) training and customer service, documentation (search manuals and other aids), account representatives, microcomputer software, and pricing. Advantages and drawbacks of both the LEXIS and WESTLAW databases are noted.…

Describes InfoTrac, a self-contained periodical reference system designed for in-library use by library patrons; the core database provides coverage of 900 general interest, business, management, and economic periodicals. Confusion in library markets resulting from introduction of new computer technology is discussed, and hardware/software…

Considers possibility of developing a computer tutor around an explicit concept-learning theory derived from machine learning techniques. Some problems with using the focusing (and similar) algorithms in this role are discussed and possible solutions are developed. Design for a guided discovery learning system for tutoring concepts is proposed.…

This article examines each of four purposes of ONTAP ERIC, designed by Dialog Information Systems to provide online training and practice for database searchers and finds only one of them to be fulfilled by the file. Problems discussed include conceptual deficiencies and design faults. Recommendations for improvement are made. (EJS)

Technical services staff at Library of Congress (LC) currently number approximately 1,500. In addition to cataloging library materials for LC collections and producing centralized cooperative cataloging, LC's Processing Services staff work to develop standards and formats for machine-readable bibliographic data that can be used in libraries and…

Proposes a coordinated scholarly information system that would comprise a variety of independent suppliers of information. Highlights include key aspects of the system (quality control, terminals, communications, user interface, long-term planning), and various information sources (libraries, shared cataloging, information retrieval services,…

Discusses advantages and pleasures of utilizing a personal computer at home to receive electronic mail; participate in online conferences, software exchanges, and game networks; do shopping and banking; and have access to databases storing volumes of information. Information sources for the services mentioned are included. (MBR)

Discusses the nature and development of computer software. Programing, programing languages, types of software (including dynamic spreadsheets), and software of the future are among the topics considered. (JN)

Current awareness services at AT&T Bell Laboratories are described: bulletins announcing over 80,000 externally published items/year; production of four commercial machine-readable databases and camera-ready bulletin copy by Bell Laboratories Publication, Alerting, and Retrieval System (BELLPAR); photocopy service. Improvements in service are…

Describes how high school students were introduced to online bibliographic searching, taught to formulate search strategies, and observed their execution. The course objectives, methods employed, the students' achievement level responses, test results on course completion, and observations of the course are also examined. (MBR)

The Department of Administrative Programming Services of Clemson University investigated products available in user-friendly retrieval systems. The test of INTELLECT, a natural language query system written by Artifical Intelligence Corporation, is described. (Author/MLW)

Key tailors, desk organizers; text-oriented database programs, outlining programs, thesauruses, spelling checkers, and punctuation and style checkers are described. The functions these programs perform will probably become more common as application programs absorb the functions into their own operation. (Author/MLW)