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  • × theme_ss:"Benutzerstudien"
  • × year_i:[1990 TO 2000}
  1. Drabenstott, K.M.; Simcox, S.; Fenton, E.G.: End-user understanding of subject headings in library catalogs (1999) 0.12
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    Abstract
    n this article, we report on the first large-scale study of end-user understanding of subject headings. Our objectives were to determine the extent to which children and adults understood subdivided subject headings and to suggest improvements for improving understanding of subject headings. The 1991 Library of Congress Subject Subdivisions Conference suggested standardizing the order of subject subdivisions for the purpose of simplifying subject cataloging, which served as the impetus for the study. We demonstrated that adults understood subject headings better than children; however, both adults and children assigned correct meanings to less than half of the subject headings they examined. Neither subject heading context nor subdivision order had an effect on understanding. Based on our findings, we challenge the library community to make major changes to the Library of Congress Subject Headings system that have the potential to increase end-user understanding of subject headings.
    Date
    10. 9.2000 17:38:22
    Source
    Library resources and technical services. 43(1999) no.3, S.140-160
  2. Drabenstott, K.M.; Simcox, S.; Fenton, E.G.: Do patrons understand Library of Congress Subject Headings? (1999) 0.09
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  3. Franz, L.; Powell, J.; Jude, S.; Drabenstott, K.M.: End user understanding of subdivided headings (1994) 0.07
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    Abstract
    Describes a study to investigate end user understanding of subdivided subject headings in their current form and in the form proposed by the first recommendation of the Library of Congress Subject Subdivisions Conference. The impetus for this study was a charge by the Subject Analysis Committee of the ALA to respond to the first recommendation of the LC Subject Subdivisions Conference that proposed standardizing the order of subject subdivisions. Questionnaires bearing subdivided subject headings in the 'current' form and in the form proposed were distributed to users and professional cataloguers who were asked for the meaning of individual headings. The end users' responses to cataloguers' responses were compared to determine end users' level of understanding of subdivided subject headings. An analysis of end user interpretations demonstrated that they interpreted the meaning of subject headings in the same manner as cataloguers about 40% of the time for 'current' forms of subject headings and about 32% of the time for 'proposed' forms of subject headings. Concludes with specific recommendations about the first recommendation of the LC Subject Subdivisions Conference and general recommendations about increasing end user understanding of subdivided subject headinbgs
    Source
    Library resources and technical services. 38(1994) no.3, S.213-226
  4. Crawford, J.C.; Thorn, L.C.; Powles, J.A.: ¬A survey of subject access to academic library catalogues in Great Britain : a report to the British Library Research and Development Department (1992) 0.06
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    Abstract
    The study of subject access to UK academic library catalogues was based on a questionnaires end out during Summer 1991. 86 out of a possible 110 questionnaires were returned. All universities and polytechniques now have OPACs which are progressing well towards comprehensive bibliographical coverage of their libraries' stocks. The MARC format is now widely used. Subject access strategies are usually based on either Library of Congress Subject Headings or inhouse indexing systems but almost half the OPACs studies have no separate subject searching option based on subject indexing is expensive and future subject indexing strategies are best based on pre-existing controlled vocabularies. Strategies authority control is essential. A limited range of software strategies is recommended including the need to limit search results
    Imprint
    London : British Library
  5. Collantes, L.Y.: Degree of agreement in naming objects and concepts for information retrieval (1995) 0.05
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    Abstract
    The research described in this article extends work done on human behavior in naming concepts and objects by adapting a methodology developed at Bell Labs and applying it to a library indexing language, the Library of Congress Subject Headings. The study investigated the representation of users' knowledge (names of objects and concepts), database representation for similar objects and concepts, and degree of agreement among users and between users and information systems. Three user groups give names to 40 stumuli. Names generated were compared with each other and with LCSH. Degree of agreement was calculated using similarity measures. The analyses identified patterns of agreement and variability in naming. There was little agreement in the names people use and the names recommended for use by LC, implying that retrieval systems should do more to accomodate common naming behavior
    Source
    Journal of the American Society for Information Science. 46(1995) no.2, S.116-132
  6. Pienaar, R.E.: Subject access in OPACs : results of a user survey in a university library (1994) 0.05
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    Source
    Finding new values and uses of information: 47th FID Conference and Congress, Sosnic City Omiya, Saitama, Japan, Oct. 5-8 1994. Hrsg.: IFLA
  7. Pasanen-Tuomainen, I.: Evaluating the user education (1994) 0.04
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    Abstract
    Desicusses the user training programme of the Helsinki University of Technology Library in the light of an internordic monitoring project. In the project, the use of OPACs was evaluated by analyzing the transaction logs and it was concluded that end users do not exploit the various possibilities of OPACs. A large part of the material found in the collections in the library is not retrieved: misspellings, lack of truncation, inequate use of Boolean operators and wrong database choices lead to ineffective retrieval. Emphasis in the online catalogue training has been on the 'hands on' exercises and it appears that the training programme is not very effective in the area of subject searching. Presents reasons for this and discusses plans for the future development of the library user training programme
  8. Akeroyd, J.: Information seeking in online catalogues (1990) 0.04
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    Abstract
    Three different interfaces for online public access catalogues were evaluated using transaction logging as a methodology. In two cases exercises were set and run against each interface so that results could be critically evaluated to indicate areas of weakness. In all cases a random transaction log was derived and this was used to diagnose system problems and identify patterns of behaviour. Results showed that searches were often difficult to categorise, users employing different approaches to the same end. Users also were prepared to undertake sustained searching until something was retrieved; however they then frequently stopped. Search input problems are also identified and possible areas for further research suggested
    Source
    Journal of documentation. 46(1990) no.1, S.33-52
  9. Drabenstott, K.M.: Interpreting the findings of "A study of library users and their understanding of subject headings" (1999) 0.03
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  10. Warner, A.J.: ¬A reaction to the findings of "A study of library users and their understanding of subject headings" (1999) 0.03
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  11. Witt, M.: Survey on the use of the catalogue at the Mediatheque of the Cité des Sciences et de l'Industrie (CSI) (1993) 0.03
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    Abstract
    The library of the Cité des Sciences et de l'industrie attracts 4.000 visitors daily of whom 25% consult the GEAC system OPAC. Describes a 1992 survey consisting of online questions followed by an interview. The questionnaires were adapted from ones used in the UK and utilised OLIVE (Online Interactive Validation and Evaluation). While difficulties arose from users' inconsistency in their replies and failures to answer questions, it has become clear that subject access is unsatisfactory, sometimes because of mistyping by the searcher but also because of the vocabulary problems and lack of guidance in search strategies
    Source
    International cataloguing and bibliographic control. 22(1993) no.4, S.68-71
  12. Bergen, C. van; Mastenbroek, O.: Wat wil de gebruiker? : onderwerpsontsluiting bij de Universiteitsbibliotheek Utrecht (1995) 0.03
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    Abstract
    A survey of catalogue use in 1993 at Utrecht University in the Netherlands showed considerable dissatisfaction with the online catalogue's subject search facilities. Of those who used subject searching 64% preferred subject headings against only 2% who chose classification schedules. Library users make little use of the existing facilities for assistance and leaflets which are available in the library. It has, therefore, been decided to provide a programme of instruction in library use and to move towards a unified system of subject access to the library's catalogue
    Footnote
    "What do users want? Subject access to collections at Utrecht University Library"
  13. Coles, C.: Information seeking behaviour of public library users : use and non-use of electronic media (1999) 0.03
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    Abstract
    This paper highlights some of the significant findings from author's PhD: "Factors affecting the end-use of electronic databases in public libraries." Public libraries have a wide range of different types of users who, unlike academic or special library users, are not necessarily information-trained (see Coles, 1998). Whereas the academic, special library user may have specific information needs that can be met by electronic sources, public library users do not necessarily have such specific information needs that can easily be identified and met. Most user surveys have tended to concentrate on the searching and retrieval aspect of information seeking behaviour, whereas this study's user survey focused more on how people perceived and related to Information and Communication Technologies (ICTs). It was not how people searched a particular electronic source, in this case CD-ROM, that was of prime interest but rather whether or not people actually used them at all and the reasons why people did or did not use electronic media. There were several reasons the study looked at CD-ROM specifically. Firstly, CD-ROM is a well established technology, most people should be familiar with CD-ROM/multimedia. Secondly, CD-ROM was, at the start of the study, the only open access electronic media widely available in public libraries. As well as examining why public library users chose to use electronic sources, the paper looks at the types of CD-ROM databases used both in the library and in general Also examined are what sort of searches users carried out. Where appropriate some of the problems inherent in studying end-users in public libraries and the difficulty in getting reliable data, are discussed. Several methods were used to collect the data. I wished to avoid limiting research to a small sample of library sites, the aim was to be as broad in scope as possible. There were two main groups of people 1 wished to look at: non-users as well as CD-ROM users
    Date
    22. 3.2002 8:51:28
    Source
    Exploring the contexts of information behaviour: Proceedings of the 2nd International Conference on Research in Information Needs, Seeking and Use in Different Contexts, 13-15 August 1998, Sheffield, UK. Ed. by D.K. Wilson u. D.K. Allen
  14. Dalrymple, P.W.; Zweizig, D.L.: Users' experience of information retrieval systems : an exploration of the relationship between search experience and affective measures (1992) 0.02
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    Abstract
    Reports on the factor analysis of affective data gathered from a study of searching behaviour in 2 library catalogues. 20 subjects were assigned information problems to solve through searching a university card catalogue and 20 were assigned the same problems to solve in a comparable online catalogue. After searches were completed, subjects were asked to evaluate their search results and to respond to attitude measures about the search experience. The 11 attitude itmes were constructed to tap a variety of affective responses to the attitude measures. Factor patterns in the data can serve to identify the dimensions on which search experiences are evaluated by users, to direct further investigation into user evaluations, and to suggest features for inclusion in information retrieval systems accessed directly by users
    Source
    Library and information science research. 14(1992) no.2, S.167-181
  15. Cooper, L.: ¬The retreival of information in an elementary school library media center : an alternative method of classification in the Common School Library, Amherst, Massachusetts (1997) 0.02
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    Abstract
    Discusses the problems encountered by elementary school children in retrieving information from catalogues, either traditional card catalogues or OPACs. Describes an alternative system of classification using colours and symbols that was developed in The Common School of Amherst, Mass. The case study found that children do have the ability to use a classification scheme that is keyed to their developmental level and that employs both colours and symbols to facilitate their search efforts
  16. Micco, M.: ¬The next generation of online public access catalogs : a new look at subject access using hypermedia (1991) 0.02
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    Abstract
    Current online catalogs have problems providing reasonable subject access, often resulting in searches with too few or too many hits. These problems can be improved by enhancing MARC records, building semantic networks through cross-references, and linking subject headings to classification numbers. This paper describes a pilot project to design a hypertext search engine using these principles
  17. Hancock-Beaulieu, M.: ¬A comparative transaction log analysis of browsing and search formulation in online catalogues (1993) 0.02
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    Abstract
    OLIVE, a transaction logging facility enhanced with online questionnaires, was used to collect data from users of public and academic library catalogues. The comparative analysis of subject searching behaviour focused on the role of browsing subject headings and brief references in search formulation. Opportunities for browsing are greatly constrained by indexing practices. It is suggested that a more integrated approach to pre-coordinate and post-coordinate searching would be more effective. The logging software has been developed for a number of commercial online catalogues including Geac, CLSI and LIBERTAS. The use of a diagnostic and monitoring tool in the evaluation of OPACs is advocated
  18. Hunter, R.N.: Successes and failures of patrons searching the online catalog at a large academic library : a transaction log analysis (1991) 0.02
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    Abstract
    This article reports on a transaction log study of the BIS online catalog at North Caroline State University. Transaction logs were used to gather data on failure rates, usage patterns, and causes of problems. The result show that 54 percent of the searches analyzed failed. Subject searching was the most often used but least successful search. Problems experienced by patrons searching BIS were often due to a misunderstanding of how to operate the system, typographical errors, and the use of uncontrolled vocabulary. As in earlier studies, transaction logs analysis proved to be a fruitful and practical methodology for studying users' searching behaviour in an online catalog.
  19. Byström, K.: Information seekers in context : an analysis of the 'doer' in INSU studies (1999) 0.02
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    Abstract
    In information needs, seeking and use (INSU) research, individuals have most commonly been perceived as users (e.g., Kuhlthau, 1991; Dervin & Nilan, 1986; Dervin, 1989; Belkin, 1980). The concept user originates from the user of libraries and other information services and information systems. Over the years the scope of the concept has become wider and it is nowadays often understood in the sense of seekers of information (e.g., Wilson, 1981; Marchionini, 1995) and users of information (e.g., Streatfield, 1983). Nevertheless, the concept has remained ambiguous by being on the one hand universal and on the other hand extremely specific. The purpose of this paper is to map and evaluate views on people whose information behaviour has been in one way or another the core of our research area. The goal is to shed some light on various relationships between the different aspects of doers in INSU studies. The paper is inspired by Dervin's (1997) analysis of context where she identified among other themes the nature of subject by contrasting a `transcendental individual' with a `decentered subject', and Talja's (1997) presentation about constituting `information' and `user' from the discourse analytic viewpoint as opposed to the cognitive viewpoint. Instead of the metatheoretical approach applied by Dervin and Talja, a more concrete approach is valid in the present analysis where no direct arguments for or against the underlying metatheories are itemised. The focus is on doers in INSU studies leaving other, even closely-related concepts (i.e., information, information seeking, knowledge etc.), outside the scope of the paper.
    Date
    22. 3.2002 9:55:52
    Source
    Exploring the contexts of information behaviour: Proceedings of the 2nd International Conference on Research in Information Needs, Seeking and Use in Different Contexts, Sheffield, UK, 1998. Ed. by D.K. Wilson u. D.K. Allen
  20. Zeitlyn, D.; Bex, J.; David, M.: Making sense of online information (1997) 0.02
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    Abstract
    Presents some results from research into the uses and usefulness of electronic bibliographic databases in academic contexts, carried out as part of a British Library funded research project. Ethnographic and focus group data was gathered initially in 3 departments (natural science, social science and humanities) at the University of Kent at Canterbury covering all academic staff, researchers and postgraduates. This was then expanded to postgraduates and staff in the same 3 disciplines at other universities. 5 themes from this research are outlined: who uses the system, who does not, and where are these activities and inactivities happening; where does formal training occur; and where does learning occur. The problems of interface between computer systems and users often mirrored that between library enquiry staff and users where users did not know to frame questions and the advice given was not in a form understood by the users
    Source
    Electronic library and visual information research: Proceedings of the 4th ELVIRA Conference (ELVIRA 4), Electronic Library and Visual Information Research, De Montfort University, Milton Keynes, May 1997. Ed. by C. Davies u. A. Ramsden

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