Now showing items 433-452 of 1315

    • An OCR system for Greek printed early books based on computational geometry algorithms 

      Μπώκος, Γιώργος Δ.; Πούλος, Μάριος Σ.; Κόκκωνας, Ιωάννης; Παπαβλασόπουλος, Σώζων; Poulos, Marios S.; Kokkonas, Yannis; Papavlasopoulos, Sozon; Bokos, George D. (2010)
      In this paper we propose a novel OCR system for Greek printed early books, combining image preprocessing with computational geometry technologies. Our aim was to carry out OCR digitalisation of a large collection of ...
    • On cultural heritage metadata 

      Παπαθεοδώρου, Χρήστος; Papatheodorou, Christos (2012)
      The management of cultural heritage metadata is a multifaceted process depending on the diversity and heterogeneity of the cultural objects, the structure of their collections and the information needs of the communities ...
    • On line αναζήτηση πληροφοριών 

      Μορελέλη-Κακούρη, Μερσίνη; Moreleli-Cacouris, Mersini (Ένωση Ελλήνων Βιβλιοθηκαρίων, 1994)
    • On rewriting Xpath Queries Using Views 

      Γεργατσούλης, Μανώλης; Αφράτη, Φώτο; Chirkova, Rada; Kimelfeld, B.; Παυλάκη, Βάσια; Sagiv, Y.; Gergatsoulis, Manolis; Afrati, Foto; Pavlaki, Vassia (2009)
      The problem of rewriting a query using a materialized view is studied for a well known fragment of XPath that includes the following three constructs: wildcards, descendant edges and branches. In earlier work, determining ...
    • On solving efficiently the view selection problem under bag-semantics 

      Γεργατσούλης, Μανώλης; Αφράτη, Φώτο; Damigos, M.; Gergatsoulis, Manolis; Afrati, Foto (2009)
      In this paper, we investigate the problem of view selection for workloads of conjunctive queries under bag semantics. In particular we aim to limit the search space of candidate viewsets. In that respect we start delineating ...
    • Onleihe – Ψηφιακά μέσα με ένα κλικ 

      Giersberg, Dagmar (Οργανωτική Επιτροπή Ενίσχυσης Βιβλιοθηκών, 2007)
    • Online risks obstructing safe internet access for students 

      Λαζαρίνης, Φώτης; Lazarinis, Fotis (2010)
      The purpose of this paper is to provide an overall insight into the factors which undermine safe internet access for students. Safer internet access for students is an issue raised during recent years as the web becomes ...
    • An Ontological Representation of the Digital Library Evaluation Domain 

      Παπαθεοδώρου, Χρήστος; Τσάκωνας, Γιάννης; Papatheodorou, Christos; Tsakonas, Giannis (2011)
      Digital library evaluation is a complex field, as complex as the phenomena it studies. The interest of the digital library society still remains vibrant after all these years of solidification, as these systems have entered ...
    • Ontology-Based Metadata Integration in the Cultural Heritage Domain 

      Στασινοπούλου, Θωμαΐς; Μπουντούρη, Λίνα; Κακάλη, Κωνσταντία; Παπαθεοδώρου, Χρήστος; Λουρδή, Ειρήνη; Γεργατσούλης, Μανώλης; Doerr, Martin; Stasinopoulou, Thomais; Kakali, Constantia; Gergatsoulis, Manolis; Lourdi, Eirini; Bountouri, Lina; Papatheodorou, Christos (2007)
      In this paper, we propose an ontology-based metadata integration methodology for the cultural heritage domain. The proposed real - world approach considers an integration architecture in which CIDOC/CRM ontology acts as a ...
    • Open Access and Institutional Repositories in Greece: progress So Far 

      Χανταβαρίδου, Ελισάβετ; Chantavaridou, Elisavet (2009)
      The purpose of this paper is to present the current situation regarding open access and institutional repositories (IRs) in Greece. Design/methodology/approach -- This paper reports on the development of IRs in Greece and ...
    • Open Access Publishing in the European Union: the Example of Scientifc Works 

      Koutras, Nikos (2020)
      Access to information resources and publicly-funded research outcomes have been considered in Europe during the last decade. Open access practice became part of the European institutions’ agenda since 2006 within the final ...
    • Open access to knowledge: promoting sustainable progress (Ανοικτή πρόσβαση στη γνώση: προώθηση βιώσιμης προόδου): μια έκθεση 

      Σεμερτζάκη, Εύα (Σεμερτζάκη-Κούτρα, Εύα); Semertzaki, Eva (Semertzaki-Koutra, Eva) (Οργανωτική Επιτροπή Ενίσχυσης Βιβλιοθηκών, 2010)
    • An open cultural digital content infrastructure 

      Σταθόπουλος, Παναγιώτης; Σταθοπούλου, Ιωάννα-Ουρανία; Γεωργιάδης, Χάρης; Μπάνος, Ευάγγελος; Σαχίνη, Εύη; Χούσος, Νίκος; Georgiadis, Haris; Banos, Vangelis; Sachini, Evi; Houssos, Nikos; Stathopoulos, Panagiotis; Stathopoulou, Ioanna Ourania (2014)
      We present an Open Cultural Digital Content Infrastructure, a platform providing a coherent suite of loosely-coupled services that aim to promote metadata quality in repositories and facilitate metadata data and digital ...
    • An open digital library ordering system 

      Καπιδάκης, Σαράντος; Ζορμπαδέλος, Κ.; Zorbadelos, K.; Kapidakis, Sarantos (2000)
      In this paper we briefly describe an open ordering manipulation system with a WWW interface. The orders concern articles of scientific journals. Customer users can search in data sources from a variety of suppliers for ...
    • Operational and Financial Aspects for Delivering a Consortium Shared LMS - The MITOS Project 

      Kouis, Dimitris; Veranis, George; Mitrou, Nikos; Κουής, Δημήτρης; Βεράνης, Γιώργος; Μήτρου, Νίκος (2018)
      The Shared Library Management System (LMS) model is not a new concept. Lately, many libraries consortia have migrated to a shared LMS to reduce their services' total costs. The Hellenic Academic Libraries consortium has ...
    • The Organization of Book-Publishing Houses in a Changing Era. 

      Κωσταγιόλας, Πέτρος; Μπάνου, Χριστίνα; Ολένογλου, Άννα Μαρία; Kostagiolas, Petros; Banou, Christina; Olenoglou, Anna-Maria (2013)
      The printed book in a hybrid environment is still a privileged medium. During recent decades, significant changes have taken place in the publishing industry worldwide. This paper looks into the structural organization of ...
    • Pandora ένα αρχείο διατήρησης ψηφιακών τεκμηρίων 

      Κόκκινος, Διονύσης; Γαβρίλη, Μαρία; Gavrili, Maria; Kokkinos, Dionysis (Ένωση Ελλήνων Βιβλιοθηκαρίων, 2005)
    • A paradigm of information literacy for Greek high school teachers 

      Κορομπίλη-Ξαντίδου, Στέλλα; Μάλλιαρη, Αφροδίτη; Δανιηλίδου, Ευγενία; Χριστοδούλου, Γιώργος; Daniilidou, Eugenia; Korobili - Xantinidou, Stella; Malliari, Aphrodite; Christodoulou, George (2011)
      This research examines the level of information literacy skills in high school teachers and the extent of information literacy instruction in the western province of Thessaloniki. A census survey was conducted, which ...
    • Personal Digital Libraries: a self-archiving approach 

      Σκουρλάς, Χρίστος; Καρανικόλας, Νικήτας Ν.; Skourlas, Christos; Karanikolas, Nikitas N. (2014)
      Literature presents a wide range of perceptions of the term Personal Digital Libraries (PDL). In this paper we examine PDL as a self-archiving approach, mainly based on individuals' activities. The rationale of using PDL ...
    • Petition für Bibliotheken in Griechenland 

      Unknown author (2013)
      The article discusses an internet petition to maintain free public access to libraries in Greece during that country's financial crisis.