Describes automatic information retrieval system designed and built to handle Arabic data. Discusses cost-effectiveness of automatic indexing. Compares retrieval results using words as index terms versus stems and roots. Includes 19 tables; 60 queries using full words and relevance judgments are appended. (JAK)

The pervasive use of communication technology in schools and universities requires increased security to safeguard information confidentiality, integrity, availability, utility, and authenticity. This article, the first of two, examines procedures for implementing security policy, techniques for minimizing vulnerability, and techniques for…

Examines key management issues involved in delivering geographic information services on the World Wide Web, using the Geographic Information Center (GIC) program at the University of Virginia Library as a reference. Highlights include integrating the Web into services; building collections for Web delivery; and evaluating spatial information…

Compares humanlike versus machinelike interactional styles of computer interfaces, testing hypotheses that evaluative feedback conveyed through a humanlike interface will have greater impact on individuals' self-appraisals. Reflected appraisals were more influenced by computer feedback than were self-appraisals. Humanlike and machinelike interface…

Describes a new model for quantitatively assessing screen formats. Results of applying the model to data entry screens support the use of the model. Also described is a critiquing mechanism embedded in a user interface design environment as a demonstration of this approach. (Author/AEF)

School districts are confronted with many decisions about computerization and computer services. Reviews the current landscape of computer hardware and software technology. Presents a computer decision-making process, including a flow chart. (MLF)

Describes American Memory, a multimedia computer system that incorporates CD-ROM and videodisk to provide access in electronic format to some of the Library of Congress archival materials on American history. Highlights include participating libraries; contents of the collections; searching; evaluation; and examples of the system's use at Barnard…

Reports on an experiment in which a course in psychology was replaced by a mixed formula consisting of a CD-ROM complemented by seminars and workshops. The CD-ROM was conceived as a collection of documents linked together with Netscape facilities. Students searched through these documents for information to answer questions (challenges) on the…

Israel's Education Ministry is equipping all schools with modern computers and software over five years. As schools receive hardware and software, teachers receive training. Both sophisticated and basic hardware and software are currently available. For English-language teaching, the word processor is the most important computerized tool, along…

Examines the Museum Educational Site Licensing (MESL) Project--a cooperative project between seven cultural heritage repositories and seven universities--as well as other developments of cultural heritage image databases for academic use. Reviews recent literature on image indexing and retrieval, interface design, and tool development, urging a…

Focuses on natural language processing (NLP) in information retrieval. Defines the seven levels at which people extract meaning from text/spoken language. Discusses the stages of information processing; how an information retrieval system works; advantages to adding full NLP to information retrieval systems; and common problems with information…

Interface and instructional design guides almost completely ignore sound, and research suggests many promising instructional uses remain largely unexplored. Examines information processing and communication theoretical foundations for sound's systematic use in the instructional communication system and proposes a framework for a program of…

Describes an experimental system designed to organize and provide access to Web documents using a faceted pre-coordinate indexing system based on the Deep Structure Indexing System (DSIS) derived from POPSI (Postulate based Permuted Subject Indexing) of Bhattacharyya, and the facet analysis and chain indexing system of Ranganathan. (AEF)

In May 1994, the first website for the School of Education at Indiana University Bloomington (IUB) was launched. At that time, the home page had two links: (1) The Instructional Systems Technology Department; and (2) The IUB home page. A decade later, the site now consists of more than 6,000 web pages, and has received more than 41.5 million page…

This investigation considers the instructional effects of color as an over-arching context variable when learning from computer displays. The purpose of this investigation is to examine the posttest retrieval effects of color as a local, extra-item non-verbal lesson context variable for constructed-response versus multiple-choice posttest…