Describes a study that explored differences in users' and nonusers' perceptions of the advantages and disadvantages of online bibliographic searching. The discussion covers the relationship between perceptions about online systems and decisions to use such systems, and the implications of user perceptions of benefits of online searching for user…

Describes a study that examined the appropriateness of database selection by patrons using CD-ROM. The findings discussed include the effect of search experience on appropriate database selection, whether the database used affected search strategies, and patrons' opinions about the need for training and the success of the searches. (three…

Describes a project that examined user selection of databases by monitoring the EasyNet Scan feature (a multifile search option) during 1989. The discussion covers the observed influence of price, database name, recommended database indicator, and record format on database selection. The category menus displayed by EasyNet are provided. (six…

Describes a study that analyzed search results in the medical behavioral sciences to compare the overall performance of descriptor and citation search strategies in identifying relevant and novel documents. The findings are presented in terms of retrieval overlap and novelty percentages, and factors affecting retrieval performance are discussed.…

Describes a study that examined patron response to and success in using bibliographic databases on CD-ROM. Perceived needs for training and satisfaction with the system were measured by asking patrons about ease of use, search success, their need for assistance, and preferences for CD-ROM or print research tools. The questionnaire used is…

Describes the creation and evolution of ERIC during its initial two decades of existence; discusses a recently concluded redesign study and provides some details about changes being implemented in the ERIC system; and considers the future of ERIC in terms of expansion, new technologies, and diversification of funds. (five references) (CLB)

Describes 3.5 years' experience using BRS/After Dark and Dialog's Knowledge Index as the main systems of choice in the mediated search service of a department library on a large academic campus. Factors discussed include average use, costs, databases offered, system capabilities, comparisons of the two systems, and limitations of the systems. (13…

Describes current features of the Research Libraries Information Network and ongoing research to enhance the system. Features discussed include access to the central bibliographic database, authority control, nonroman character set support, special databases for search only use, thesauri, videodisk interfaces, and file clustering. (CLB)

Discusses use of the MARC format for cataloging Internet resources. The benefits of MARC, importance of integrated information resources, and the guarantee of public access are cited as major reasons for using traditional cataloging and library OPACs. Suggests Internet resource collection criteria and the roles of various groups of people needed…

Examines current activities in subject analysis of large bibliographic databases to assist database managers in making cost-effective decisions. Issues addressed include manual indexing aids, automatic indexing, and connecting indexing terms. Several software packages are described, and future research directions are suggested. (58 references)…

Describes the development of an in-house bibliographic database by the U.S. Army Corp of Engineers Cold Regions Research and Engineering Laboratory on arctic wetlands research. Topics discussed include planning; identifying relevant search terms and commercial online databases; downloading citations; criteria for software selection; management…

Describes a project that was designed to study the effectiveness and efficiency of editing procedures within an online bibliographic system at a large research university library. A comprehensive statistical overview of editing commands available is presented, frequency of their use is studied, and questions for further research are suggested.…

Reports on a study that analyzed 3,746 papers obtained from retrospective searches of the Medline database according to language, length of abstract, depth of indexing, and inclusion of author's address. The focus is on scientific production in Slavonic countries and the information value of Slavonic papers in Medline. (10 references) (MES)

Addresses foundations of designing a bibliographic database for casual end-users, including the representation of knowledge, hierarchical schemata, cognitive processing of search problems, basic level categories of knowledge, and Boolean strategy in online searching. A hierarchical-based query model, data-item model, and idealized data model for…

University Microfilms International (UMI) collects, creates, and preserves information from the fields of business, education, engineering, social science, and the popular media and makes it available in print and microform, as well as online, on CD-ROM, and on magnetic tape. The company also develops integrated information delivery systems. (KRN)