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  • × theme_ss:"OPAC"
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  1. Wimmer, W.: Mit dem 'Surfbrett' in die Bibliothek : der World-Wide-Web-Katalog der Bibliothek der Friedrich-Ebert-Stiftung (1996) 0.05
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    Imprint
    Bonn : Bibliothek der Friedrich-Ebert-Stiftung
    Series
    Veröffentlichungen der Bibliothek der Friedrich-Eebert-Stiftung; Bd.1
    Source
    Internet und Bibliothek: Drittes Bibliotheksforum der Bibliothek der Friedrich-Ebert-Stiftung am 17. Juni 1996 in Bonn
  2. Wätjen, H.-J.: Hypertextbasierte OPACs im World-wide Web (1996) 0.04
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    Source
    Weiter auf dem Weg zur virtuellen Bibliothek! Bibliotheken nutzen das Internet. Erste INETBIB-Tagung in der Universitätsbibliothek Dortmund vom 11.-13. März 1996. 2., erw. Aufl
  3. Hildreth, C.R.: Are Web-based OPACs more effective retrieval systems than their conventional predecessors? : an experimental study (2000) 0.03
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    Abstract
    The World Wide Web (simplified here to "Web") is well-known for its "point and click" graphical user interface (GUI) and hyperlink search and navigate capabilities. When OPACs are placed in this operational context, users can easily hyperlink from a bibliographic display to related search terms, class marks, or bibliographic records. This hyperlinking capability is not available in most conventional text-based OPACs. As more and more users undertake their searches on Web-based information retrieval systems such as OPACs, it is natural to ask, "Are Web-based OPACs more effective retrieval systems than their conventional predecessors?" This paper presents the findings of an experimental study which compared users' search performance, assessments of ease of use, and satisfaction with search results after use of a Web OPAC or its conventional counterpart. The primary questions addressed by this research center on the influence of two experimental factors, OPAC search interface style and search task level of difficulty, on the dependent variables: actual search performance, perceptions of ease of use, and user assessments of satisfaction with search results. It was hypothesized that Web OPACs would be assessed as easier to use and that they would outperform conventional OPACs when measured by actual search results and users' levels of satisfaction with search results. Web OPAC searchers outperformed Text OPAC searchers, but search task level of difficulty is a major determinant of search success. The study also found little association between searchers' level of satisfaction with results and actual search performance
  4. Janka, D.: Online-Bibliothekskataloge in Gopher und World Wide Web (1995) 0.03
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    Source
    Wissen in elektronischen Netzwerken: Strukturierung, Erschließung und Retrieval von Informationsressourcen im Internet. Eine Auswahl von Vorträgen der 19. Jahrestagung der Gesellschaft für Klassifikation, Basel 1995. Hrsg.: H.-C. Hobohm u. H.-J. Wätjen
  5. Green, E.; Head, A.J.: Web-based catalogs : is their design language anything to talk about? (1998) 0.02
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    Abstract
    Stanford University's Socrates II and University of California at Berkeley's Pathfinder are 2 USA World Wide Web based online publication access catalogues under development. They differ in their design language (how an interface functionally and visually communicates to the users). Evaluates each system's interface design and their ability to communicate functionality to users: analyzes design in terms of: colour, buttons, metaphors, layout, and basic and advanced search modes. Concludes that the design languages of both systems have the right directive and have the potential to evolve
    Source
    Online. 22(1998) no.4, S.98-105
  6. Kliemt, A.: Vom VÖBB zum WorldCat : DER WWW-OPAC des VÖBB im funktionalen Vergleich mit anderen Web-OPACs (2002) 0.02
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    Abstract
    Recherche in Bibliothekskatalogen war, zumindest in deutschen Bibliotheken, bis zur Mitte des 20. Jahrhunderts in der Regel Sache des Personals, eine wirklich erfolgreiche Recherche meist Spezialisten vorbehalten. Nur diese waren in der Lage, häufig unter Einbeziehung diverser Hilfsmittel, Titelwünsche der Leser nach den jeweiligen Katalog- und Bibliotheksregeln in entsprechende Kataloganfragen umzusetzen. Als dann den Bibliothekskunden selbst nach und nach der Zugang zu diesen Zettelkatalogen in den Bibliotheken eröffnet wurde, war für eine erfolgreiche Suche meist "guter Rat teuer". Hilfestellung und "guter Rat", oft schon bei einer simplen Titelsuche wie "Schuld und Sühne" nötig, konnte vom uneingeweihten Leser direkt vor Ort in der Bibliothek eingeholt werden. Elektronische Formen der Kataloge in Bibliotheken, kurz "OPACs" genannt, eröffneten neue, den alten Zettel- und Mikrofichekatalogen völlig unbekannte Suchmöglichkeiten. Sie zogen aber auch neue Fragestellungen nach sich, besonders zum Handling und zur Suchstrategie. Zumindest dem "fragemutigen" Nutzer konnte und kann dabei vor Ort in den Bibliotheken immer noch direkt geholfen werden. Diese Hilfestellung entfällt jedoch bei allen Bibliotheks- und Verbundkatalogen, die im Internet als so genannte "Web-OPACs" angeboten werden. Sie erreichen einen viel größeren, dafür aber anonym bleibenden Interessentenkreis, vom absoluten Bibliothekslaien bis zum kundigen Bibliotheksnutzer. Diese aktiven und potentiellen Nutzer treten mit den unterschiedlichsten Anforderungen und Fragestellungen an solche Web-OPACs heran. Ein Web-OPAC muss demnach so gestaltet sein, dass er für Laien und Profis gleichermaßen nutzbar ist und dabei möglichst wenige Fragen überhaupt erst aufkommen lässt, im Idealfall also über eine selbsterklärende Oberfläche verfügt. Hilfetexte müssen die nicht vorhandene persönliche Hilfestellung kompensieren helfen. Sie sind also übersichtlich, verständlich und zielgerichtet einsetzbar zu gestalten.
  7. Dierolf, U.; Mönnich, M.: Karlsruher Virtueller Katalog (KVK) : neue Dienstleistung im World Wide Web (1996) 0.02
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    Date
    21. 9.1996 16:03:22
  8. WLN announces World Wide Web access (1998) 0.02
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    Abstract
    WLN has announced that it will offer WebLN, a WWW interface to the WLN databases and WebLN PAC, which will provide customized Web OPACs for individual libraries and library consortia bibliographic databases. It will also offer Blackwell's Table of Contents records through its MARC Records Service
  9. Lahary, D.: ¬Le jeu de puzzle de l'acces aux catalogues : World Wide Web et/ou Z39.50 (1997) 0.02
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    Abstract
    To access a remote catalogue the searcher can use the Z39.50 standard as interface, which requires appropriate software; or for databases accessible on the WWW use a common gateway interface. The multibase access advantage of Z39.50 can also be obtained through a Web navigator by inserting a Web server/Z39.50 client software connector: this can be located either on the search site, in an intermediary position or on the database site, so determining the range of databases which can be searched. Z39.50 also offers interesting possibilities for joint and local cataloguing: multibase searching can equally be realised on intranets
    Footnote
    Übers. des Titels: The puzzling game of catalogue access: World Wide Web and/or Z39.50
  10. Long, C.E.: Improving subject searching in Web-based OPACs : evaluation of the problem and guidelines for design (2000) 0.01
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    Abstract
    Online catalog users search predominately by subject, yet it is the most difficult search to perform and retrieves records only about one-half of the time. A new generation of OPACs (online public access catalogs) is on the horizon, the Web-based OPAC. Web-based OPACs allow users to access online catalogs through a WWW (World Wide Web) interface and have the potential to improve patrons' ability to search by subject. But will this potential be realized? This article proposes some basic guidelines that can be incorporated into Web-based OPAC interface design to help users perform subject searches more effectively, and evaluates how well Web-based OPACs currently in operation address the subject searching problem
  11. Denning, R.; Shuttleworth, M.; Smith, P.: Interface design concepts in the development of a Web-based information retrieval system (1998) 0.01
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    Abstract
    Präsentation folgender Gestaltungsprinzipien: (1) Help the user develop an understanding of the operation of the interface and the search process; (2) Provide information to help users judge the value of continuing a search path; (3) Assist the user in refining the search query or search topic; (4) Provide verbal labels suggestive of meaning
    Source
    Bulletin of the American Society for Information Science. 24(1998), April/May, S.17-20
  12. Sharma, A.: ¬The Z39.50 information retrieval protocol (1998) 0.01
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    Abstract
    Reports results of the work of a new member of the ELINOR project team to review the development taking place in Z39.50 networked information retrieval protocol with a view to bringing the University's electronic library pilot systems, including ELINOR and the online catalogue into a single, unified system. Focuses particularly on the WWW client server environment
    Series
    British Library Research and Innovation Centre (BLRIC) report; 22
  13. Bjorvik, L.; Kogstand, O.T.: BIBLIOFIL and the World Wide Web : IT in public libraries in Norway (1995) 0.01
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  14. Rumpf, L.: Open Catalog : eine neue Präsentationsmöglichkeit von Bibliotheksdaten im Semantic Web? (2012) 0.01
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    Content
    Vgl.: http://journals.ub.uni-heidelberg.de/index.php/bibliothek/article/view/9397.
    Source
    Perspektive Bibliothek. 1(2012) H.1, S.56-80
  15. Weichert, M.: "Gibt es auch Wahnsinn" : Benutzeruntersuchungen an einem Hamburger WebOPAC (2002) 0.01
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    Abstract
    Der Beitrag fasst die Ergebnisse einer Untersuchung von über 50 000 Suchanfragen am Hamburger Campus-Katalog zusammen. Der Campus-Katalog ist ein WEB-Katalog auf der Basis des Pica-Lokalsystems LBS3, dessen Protokolldateien die Rohdaten lieferten. Über die statistische Analyse der Suchanfragen hinaus, wird ein Versuch unternommen, die einzelnen Schritte einer Katalogrecherche zusammenzufassen und die Reaktion der Benutzer auf erfolglose Suchanfragen zu untersuchen.
    Source
    Bibliothek: Forschung und Praxis. 26(2002) H.2, S.142-149
  16. Blosser, J.; Michaelson, R.; Routh. R.; Xia, P.: Defining the landscape of Web resources : Concluding Report of the BAER Web Resources Sub-Group (2000) 0.01
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    Abstract
    The BAER Web Resources Group was charged in October 1999 with defining and describing the parameters of electronic resources that do not clearly belong to the categories being defined by the BAER Digital Group or the BAER Electronic Journals Group. After some difficulty identifying precisely which resources fell under the Group's charge, we finally named the following types of resources for our consideration: web sites, electronic texts, indexes, databases and abstracts, online reference resources, and networked and non-networked CD-ROMs. Electronic resources are a vast and growing collection that touch nearly every department within the Library. It is unrealistic to think one department can effectively administer all aspects of the collection. The Group then began to focus on the concern of bibliographic access to these varied resources, and to define parameters for handling or processing them within the Library. Some key elements became evident as the work progressed. * Selection process of resources to be acquired for the collection * Duplication of effort * Use of CORC * Resource Finder design * Maintenance of Resource Finder * CD-ROMs not networked * Communications * Voyager search limitations. An unexpected collaboration with the Web Development Committee on the Resource Finder helped to steer the Group to more detailed descriptions of bibliographic access. This collaboration included development of data elements for the Resource Finder database, and some discussions on Library staff processing of the resources. The Web Resources Group invited expert testimony to help the Group broaden its view to envision public use of the resources and discuss concerns related to technical services processing. The first testimony came from members of the Resource Finder Committee. Some background information on the Web Development Resource Finder Committee was shared. The second testimony was from librarians who select electronic texts. Three main themes were addressed: accessing CD-ROMs; the issue of including non-networked CD-ROMs in the Resource Finder; and, some special concerns about electronic texts. The third testimony came from librarians who select indexes and abstracts and also provide Reference services. Appendices to this report include minutes of the meetings with the experts (Appendix A), a list of proposed data elements to be used in the Resource Finder (Appendix B), and recommendations made to the Resource Finder Committee (Appendix C). Below are summaries of the key elements.
    Date
    21. 4.2002 10:22:31
    Theme
    Information Gateway
  17. Gray, J.: Accessing electronic resources via the library catalogue at Monash University Library (1998) 0.01
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    Footnote
    Adapted version of a presentation to the Joint Australian Library and Information Catalogues and UCRLS Meeting, Melbourne, Victoria, Australia, 16 Jul 1998
    Form
    Elektronische Dokumente
  18. Cazan, C.: Nutzt die Netze : OPAC ohne elektronische Kommunikation? (1990) 0.01
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  19. Moncrieff, J.: Accessing electronic resources via the library catalogue : the Deskin University experience (1998) 0.01
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    Footnote
    Adapted version of a presentation at the Australian Library and Information Association Seminar on Accessing Electronic Resources via the Library Catalogue: issues, solutions and solutions in progress
    Form
    Elektronische Dokumente
  20. Moscoso, P.: Analisis y evaluacion de catalogos automatizados de acceso publico en entorno Web (1998) 0.01
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    Abstract
    Presents the results of an evaluation of the Spanish Web OPACs. A checklist approach was employed to access the interface and searching options. Evaluates main page, labels, text, instructional information, online help and page layout. The data gathered allow for the ranking of the OPACs, as well as the identification of weaknesses in the catalogues
    Footnote
    Übers. d. Titels: Analysis and evaluation of online public access catalogues in the Web