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Marchionini, Gary; Brunk, Benjamin D.; Komlodi, Anita; Conrad, Fred; Bosley, John – Proceedings of the ASIS Annual Meeting, 2000
Describes a tool that allows people to browse several characteristics of federal statistical data contained in 200 Web sites before committing to any specific site. Presents the design process used and results from usability testing for the Relation Browser tool and makes recommendations for comparable applications. (Contains 11 references.)…
Descriptors: Computer Software Development, Federal Government, Search Strategies, Statistical Data
Marchionini, Gary – Educational Technology, 2003
Discusses the use of video in distance education. Topics include incorporating digital video in teaching and learning; the Open Video Project, an on-going effort to develop an open source digital video library, including search and browse capabilities, design and development directions, and the use of metadata; and capabilities that digital video…
Descriptors: Distance Education, Learning Strategies, Metadata, Search Strategies
Liebscher, Peter; Marchionini, Gary – School Library Media Quarterly, 1988
This study examined the effectiveness of a simple browse search strategy and a more complex analytical strategy with 25 high school students, using an electronic full-text encyclopedia. Captured keystrokes and student essays were analyzed for retrieval performance and information application. No significant differences between types of search…
Descriptors: Cognitive Structures, Comparative Analysis, Encyclopedias, High Schools
Marchionini, Gary; Gattone, Dean – 1985
A study of ways in which users conduct subject searches with an online public access catalog (OPAC) was performed at the College Park Campus of the University of Maryland. Both process (search patterns) and product (search results) variables were examined with respect to individual characteristics of 39 volunteers, many of whom were master's level…
Descriptors: Academic Libraries, Correlation, Graduate Students, Higher Education
Ding, Wei; Marchionini, Gary – Proceedings of the ASIS Annual Meeting, 1996
Compares features and search performances of three popular Web-based search services: InfoSeek, Lycos, and OpenText. Five queries were used to conduct searches with these services. There was a low level of result overlap among the services; none of the services provide good output control for users. Includes recommendations for improvements in…
Descriptors: Comparative Analysis, Information Retrieval, Information Seeking, Information Services
Hert, Carol A.; Marchionini, Gary – Proceedings of the ASIS Annual Meeting, 1998
Presents results from a study of three federal government statistical Web sites. Objectives were to determine who uses these services, types of tasks brought to the sites, strategies used for finding statistical information, and to make recommendations for design improvements. (Author/AEF)
Descriptors: Behavior Patterns, Computer System Design, Government Publications, Information Seeking
Peer reviewed Peer reviewed
Marchionini, Gary – Journal of the American Society for Information Science, 1989
Describes a study that used a mental models perspective to examine the search behaviors of gifted elementary school children searching a full text electronic encyclopedia. The discussion covers analyses of search patterns used, differences between younger and older searchers, suggestions for systems design, and needed further research. (39…
Descriptors: Cognitive Style, Elementary Education, Elementary School Students, Encyclopedias
Peer reviewed Peer reviewed
Marchionini, Gary; And Others – Library and Information Science Research, 1993
Describes four studies that explored how search experts and domain experts conducted searches in full-text, end-user search systems. Problem definition/expectation; query formulation; examination and extraction; reflection, stopping, and search monitoring; and system effects are examined for each study. (26 references) (EA)
Descriptors: Cognitive Processes, Comparative Analysis, Computer Software, Costs
Peer reviewed Peer reviewed
Marchionini, Gary; Nitecki, Danuta A. – College and Research Libraries, 1987
Discusses changes in academic libraries resulting from evolving technologies, and the need to train library patrons and staff in the use of electronic information systems. A review of the training literature and the results of three projects for supporting patron use of online systems are reported. (CLB)
Descriptors: Academic Libraries, Comparative Analysis, Information Systems, Instructional Effectiveness
Peer reviewed Peer reviewed
Marchionini, Gary; Teague, Jerry – Journal of Research on Computing in Education, 1987
Describes study that was designed to explore whether elementary students of different ages could effectively use selected electronic information services. The performances of students in grades two-three and grades four-six in using an online encyclopedia are compared, examples of searches are presented, and suggestions for further research are…
Descriptors: Academically Gifted, Age Differences, Comparative Analysis, Computer Assisted Instruction