Search (566 results, page 29 of 29)

  • × theme_ss:"Informationsdienstleistungen"
  • × type_ss:"a"
  • × year_i:[1990 TO 2000}
  1. He, P.W.; Jacobson, T.E.: What are they doing with the Internet? : A study of user information seeking behaviors (1996) 0.00
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  2. Davenport, E.; Procter, R.; Goldenberg, A.: Distributed expertise : remote reference service on a metropolitan area network (1997) 0.00
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    Abstract
    Discusses the nature of reference work and the role of reference librarians in digital libraries where many users serve themselves by means of the Bath ISI Data Service (BIDS) and other free-at-point-of-use information services which emulate the Bath service (MIDAS, EDINA). Considers how the concept of the 'reference desk' can be defined where points of presence for both users and librarians are distributed. Reports results of research, undertaken in Edinburgh, Scotland, to explore these issues in the context of the enhanced regional communications available through EaStMAN (Edinburgh and Stirling Metropolitan Area Network). The project involved the BIOSIS Abstracts service hosted by the EDINA consortium and linked 3 university libraries (Edinburgh University, Heriot-Watt University and Napier University). Investigated the experiences of users and the work patterns of librarians and related these to the design rationale of a prototype WWW based network reference consultation support system. Focused on types of user problems end expert responses across various media and genres of interaction. The pilot service is schedules to start in Autumn 1997 and a future report of its use is planned
  3. Dilevko, J.; Grewal, K.: Neutrality and media literacy at the reference desk : a case study (1998) 0.00
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    Abstract
    As the nature of information becomes increasingly complex, academic librarians might wish to use critical thinking and media literacy approaches in bibliographic instruction. However, librarians have at the same time to guard against influencing a patron's choice of reference tools because such influence may reflect a bias on the part of the librarian. Presents a case study which compares reprint articles in the Canadian newspaper The Globe and Mail with their originals taken from the New York Times. Findings show that these reprints all undergo reduction and that those dealing with controversial issues experience significantly greater cuts than articles dealing with subjects such as lifestyle and business, thus affecting readers' perception of the presented issues. This case study indicates the responsibility of the academic librarian to warn patrons about the limitations of what may appear to be unimpaechable reference tools and to integrate news media literacy and critical thinking skills into active reference work
  4. Still, J.: ¬The role and image of the library and librarians in discipline-specific pedagogical journals (1998) 0.00
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    Abstract
    In order to assess the extent of the integration of library instruction into the higher education curriculum in the USA, a search was made of 29 discipline-specific pedagogical journals in the ERIC database for descriptions or mentions of library resources and personnel. Of the 13,016 articles in the 29 journals, only 53 citations included some form of the word library in the ERIC record. A more in-depth study of 13 selected titles from the list was undertaken to identify articles discussing or relating to library instruction, research skills, or assignments. Results show that few articles discuss the importance of reviewing the literature, teaching the major information tools of their field, critically evaluating the published literature, or of building upon skills learned in core courses. References to bibliograhic instruction and the impact librarians can have on student research are scattered and sketchy. The study provides little evidence of the integration of the library and library instruction into the curriculum
  5. Nahl, D.: Creating user-centered instructions for novice end-users (1999) 0.00
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    Abstract
    In response to the proliferation of information retrieval systems in academic libraries since the early 1980s, librarians have created many written search aids designed to help users learn how to search database systems. Written instructional material continues to increase in quantity and in importance with the rise of remote users and the advent of asynchronous distance learning. Since many users will have only written instructions to consult, it is crucial to determine the effectiveness of these materials. How useful are these instructions? Do people consult them? Do they help users make progress in their searches? There is a small but useful body of research on the effectiveness of both print and online search aids. This research points to the need to test materials on user groups. The findings from studies of novices using written instructions identify specific guidelines for creating effective materials.
  6. Su, S.-F.; Lancaster, F.W.: Evaluation of expert systems in reference service applications (1995) 0.00
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    Abstract
    Reports results of an evaluation of 2 expert systems designed for use in library reference services: ReferenceExpert (RE), developed by Houston University; and SourceFinder (SF), developed by Illinois University at Urbana-Champaign. The test group consisted of 60 graduate students at the initial stage of an intermediate level reference course. The evaluation involved test questions already used in an earlier study (College and research libraries 52(1991) no.5, S.454-465). Results indicated that: there was no significant difference between RE and SF students in the confidence they expressed regarding understanding of their test questions; no significant correlation was found between confidence in understanding the question and success in selecting appropriate sources; only 1/5 of the students agreed that the system they used could be considered 'intelligent'; the majority did not consider the system they used to be 'competent'; almost half agreed that the subject categories provided by the menus were too broad; a little more than half wer not satisfied with the information sources selected by their system; significantly more RE users than SF users agreed that they found the menu interface useful; and a keyword search capability was the feature most often mentioned as a needed system enhancement. Overall results indicated that current expert systems for the selection of reference sources cannot perform as well as experienced subject oriented reference librarians

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