Now showing items 607-626 of 1315

    • A value-propagating transformation technique for Datalog programs based on non-deterministic constructs 

      Γεργατσούλης, Μανώλης; Ροντογιάννης, Παναγιώτης; Ποτίκας, Πέτρος; Gergatsoulis, Manolis; Rondogiannis, Panos; Potikas, Petros (2006)
      The branching-time transformation is a recent technique for optimizing Chain Datalog programs. In this paper we propose a significant extension of the branching-time transformation which we believe opens up a promising new ...
    • Valuing studies in higher education: symbolic means and strategies of students negotiating their position in the library and information science field 

      Moniarou-Papaconstantinou, Valentini; Μονιάρου-Παπακωνσταντίνου, Βαλεντίνη (2018)
      The library and information science field attempts to legitimize its position in higher education, in a ‘culture of uncertainty’, where boundaries are fluid. The position of LIS in the hierarchical classification of academic ...
    • Valuing studies in higher education: Symbolic means and strategies of students negotiating their position in the library and information science field 

      Moniarou-Papaconstantinou, Valentini (2020)
      The library and information science field attempts to legitimize its position in higher education, in a ‘culture of uncertainty’, where boundaries are fluid. The position of LIS in the hierarchical classification of academic ...
    • View selection for real conjunctive queries 

      Αφράτη, Φώτο; Chirkova, Rada; Γεργατσούλης, Μανώλης; Παυλάκη, Βάσια; Afrati, Foto; Gergatsoulis, Manolis; Pavlaki, Vassia (2007)
      Given a query workload, a database and a set of constraints, the view-selection problem is to select views to materialize so that the constraints are satisfied and the views can be used to compute the queries in the ...
    • Virtual libraries: interactive support software and an application in chaotic models 

      Κατσιρίκου, Ανθή; Katsirikou, Anthi (2002)
      Observes that in today's digital world, not many things continue to operate in the traditional manner. This is because the ways of living and working demand new technology, new tools and new methods. This is the case for ...
    • Virtual libraries: interactive support software and an application in chaotic models 

      Κατσιρίκου, Ανθή; Katsirikou, Anthi (2000)
      Virtual Libraries, Virtual Communities. Twenty First Annual IATUL Conference 2000, Queensland University of Technology, Brisbane, Queensland, Australia, 3-7 July 2000. (The CD-ROM is available from IATUL [URL:http://www. ...
    • Virtual maps-virtual worlds: testing the usability of a Greek virtual cultural map 

      Γαρουφάλλου, Εμμανουήλ; Σιάτρη, Ράνια; Μπαλατσούκας, Παναγιώτης; Garoufallou, Emmanouel; Balatsoukas, Panos; Siatri, Rania (2008)
      The authors report on the findings of a usability test conducted to evaluate the usability of the VeriaGrid online system. The VeriaGrid (www.theveriagrid.org) is a prototype virtual map that focuses on the provision of ...
    • Visit to a Greek hospital library 

      Tabiki, J. (1998)
      Description of the Evangelismos Hospital Library in Athens, Greece, by a visiting Japanese librarian. The hospital has 1,500 beds, 850 doctors and 750 nurses. The library was established in 1936 and is used by about 70 ...
    • Visiting special libraries in Greece-a few surprises for the western librarian 

      StClair, Guy (1982)
      Through personal visits to selected libraries in Greece, an attempt was made to learn something of Greek attitudes about libraries and librarianship. Describes visits to the Technical Chamber of Greece, the British Council ...
    • Visualising Negotiation communications in setting library sharing policies 

      Καπιδάκης, Σαράντος; Ford, J.; Zhao, Yan; Ye, S.; Zhang, S.; Makedon, Filia; Le, Z.; Κουλούρης, Αλέξανδρος; Kapidakis, Sarantos; Koulouris, Alexandros (2010)
      Today's libraries provide a broad and diverse range of resources, from books to videos and databases, and sharing conditions for each depend on modality, source, and mode of usage. In this paper, we introduce and discuss ...
    • Visualizing OPAC subject headings. 

      Παπαδάκης, Ιωάννης; Στεφανιδάκης, Μιχάλης; Τζάλη, Κατερίνα; Papadakis, Ioannis; Stefanidakis, Michalis; Tzali, Katerina (2008)
      This paper aims at providing a robust, user-friendly and efficient navigation procedure in an online library catalog that is based on semantic information encapsulated within subject headings. Instead of relying on a ...
    • We gaan gewoon beginnen! het bibliotheekwerk van de griekse gemeenschap in Utrecht 

      Unknown author (1984)
      In the Netherlands the Anagennisi Foundation maintains a social-cultural centre for the use of the 1,100 Greek immigrants resident in Utrecht. In 1979 the centre formed a library for the use of its members. Initially the ...
    • Web 2.0 in library and information science education: the Greek case 

      Γαρουφάλλου, Εμμανουήλ; Χαριτοπούλου, Βασιλική; Garoufallou, Emmanouel; Charitopoulou, Vassiliki (2012)
      The purpose of this paper is to find out what the Greek library and information science (LIS) students want from their studies concerning the use of Web 2.0 in education. Based on the results of this study, this paper will ...
    • Web access to the Thesaurus Linguae Graecae: a digital library of Greek literature 

      Dubis, Mark (2004)
      The Thesaurus Linguae Graecae (TLG) digital library, long the definitive database for ancient Greek texts, is now available online (www.tlg.uci.edu). It is updated every quarter with new texts (not to mention the continual ...
    • Web authentic and similar texts detection using AR digital signature 

      Πούλος, Μάριος Σ.; Σκιαδόπουλος, Σπύρος; Μπώκος, Γιώργος Δ.; Poulos, Marios S.; Skiadopoulos, Nikos; Bokos, George D. (2010)
      In this paper, we propose a new identification technique based on an AR model with a complexity of size O(n) times in web form, with the aim of creating a unique serial number for texts and to detect authentic or similar ...
    • Web-based Information Literacy in an academic library: the example of the Library of ATEI of Thessaloniki 

      Μολέ, Βασιλική; Χατζηλία, Μαργαρίτα; Παρασκευόπουλος, Κώστας; Γαρουφάλλου, Εμμανουήλ; Σιάτρη, Ράνια; Chatzilia, Margarita; Paraskevopoulos, Kostas; Garoufallou, Emmanouel; Siatri, Rania; Mole, Vasiliki (2013)
      This paper presents the development of a web based Information Literacy service, at the Library of the Alexander Technological Educational Institute (ATEI) of Thessaloniki. The purpose of the newly developed service was ...
    • Why the information age demands we change the profile of medical libraries 

      Λάππα, Ευαγγελία; Lappa, Evagelia (2003)
      The director of the Medical Library of the General Hospital of Athens(KAT), Greece, talks about how information technology (IT) has beenintegrated into the work environment and library culture of the KAT library. The goal ...
    • Work-related factors influencing doctors search behaviors and trust toward medical information resources 

      Κωσταγιόλας, Πέτρος; Κορφιάτης, Νικόλαος; Κουρουθανάσης, Πάνος; Αλέξιας, Γιώργος; Korfiatis, Nikolaos; Kourouthanasis, Panos; Alexias, George; Kostagiolas, Petros (2014)
      We evaluate the nature of factors that influence the relation between perceived credibility and trust towards institutional information sources and their effects on this relation. [•] Two major categories have been considered ...
    • Workshop Διαδίκτυο και βιβλιοθηκονόμοι: τρόποι χρήσης 

      Unknown author (Ένωση Ελλήνων Βιβλιοθηκαρίων, 2004)
    • World of libraries 

      Clark, Andrew (2011)
      The article presents updates related to libraries as of January 2010, including increases in the number of libraries in Greece that offer mobile-friendly sites to patrons and in interest in electronic books (ebooks).