Findings from three separate studies of relevance judgments by 44 initial online search users were examined. Results show that, for users conducting their initial search on a particular information problem, the number of items judged "partially" relevant, not item judged "highly" relevant, were positively correlated with important changes in…

Provides a guide to selective Economics reference Internet sites. Included are sections on statistical resources, international data, working papers and other sites of interest to economists. (Author)

Analyzes whether push technology is a threat or opportunity for online searchers. Outlines key functions of push technology products and defines key technology terms. Illustrates how the role of the online searcher changes with push technology. (AEF)

Discusses the difficulties in knowing what Web or Internet material is worth archiving. Highlights some existing archives and preservation projects; points out the technical barriers to Internet preservation; discusses the human questions of psychological, social, and legal issues needing resolve; gives examples of standards; and presents the…

Discusses the Media Awareness Network, a Web site established by the National Film Board of Canada and designed to provide the latest media-related news; information about media education workshops and other media Web sites; subject specific teaching units; and updates on government policy related to violence, pornography, copyright, and hate…

Reports on an exploratory case study of intermediation in a hospital digital library information service. Focuses on intermediation where user-intermediary communications were conducted through an asynchronous text-based digital medium. Contributions of the study are evidenced in a descriptive framework of nine categories of factors perceived as…

To investigate student and class characteristics associated with electronic bulletin board use, this study analyzed 3,125 messages posted by students in 15 classes. Electronic postings were analyzed for intended audience, form, and content of the messages. Most messages included new information and did not specify a specific audience or recipient.…

Disconfirmation models of online service measurement seek to define service quality as the difference between user expectations of the service to be received and perceptions of the service actually received. Two such models-inferred and direct disconfirmation-for measuring quality of the online experience are compared (WebQUAL, SERVQUAL). Findings…

This report analyzes data gathered from 29 automated library system vendors who responded to a 1996 survey. The survey also requested their perceptions of Java (an object-oriented programming language) and network computers, and issues and trends to be considered by library administrators. Contact information about the vendors is provided. (Four…

Suggests that thematic roles might best be viewed as verb-specific concepts and that this conceptual/world knowledge is computed and used immediately in online language processing. Discusses results in relation to other recent treatments of thematic roles as well as constraint-based and garden path models. (68 references) (Author/CK)

Describes how reference-based instruction can be incorporated into an instructional system design. Provides specific examples of learning objectives and student exercises. Defines reference-based instruction and outlines its benefits. Lists guidelines for how to structure usability tests for Help systems. Advises how technical communicators can…

Thirty-one public library users were observed searching the Web and/or a Web-based on-line catalog. Four user categories were identified, distinguished by number of search approaches employed. Results indicate experience and motivation, elements of situational goals and mental models, work in tandem to determine search approaches, Web sites…

Discusses digital reference services, also known as virtual reference, chat reference, or online reference, based on a round table discussion at the 2002 American Library Association annual conference in Atlanta. Topics include numbers and marketing; sustainability; competition and models; evaluation methods; outsourcing; staffing and training;…

Discusses issues and procedures involved in auditing the automated acquisitions system at Ohio State University Libraries. The audit process is explained, internal controls within the system are identified, general control mechanisms such as limited electronic access are discussed, and application control mechanisms that relate to specific…

Discusses the use of microcomputer-based workstations that are provided for public access in libraries. Criteria for workstations are discussed, including standard hardware, open-design software, scalable interface, and connectivity options for networking; systems that provide full-text access are described; and the need for standards is…