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  • Digital Curation Unit
    services supporting users to perform intense work tasks that require complex interaction activities The main components of such services are the users the offered content and the system on which they are performed This paper presents a model which analyses the attributes of the electronic information services components that affect user interaction and correlates them in the usefulness and usability evaluation process An experimental study traces the relations between usefulness

    Original URL path: http://www.dcu.gr/index.php?p=publications&lang=en§ion=0&id=13 (2016-02-15)
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  • Digital Curation Unit
    authoring facilities of a natural language generation system that produces personalised descriptions of objects in multiple natural languages starting from language independent symbolic information in ontologies and databases as well as pieces of canned text The system has been tested in applications ranging from museum exhibitions to presentations of computer equipment for sale We discuss the architecture of the overall system the resources that the authors manipulate the functionality of

    Original URL path: http://www.dcu.gr/index.php?p=publications&lang=en§ion=0&id=14 (2016-02-15)
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  • Digital Curation Unit
    Theses PhD Theses A Greek Named Entity Recognizer That Uses Support Vector Machines and Active Learning Lucarreli G Androutsopoulos I 2006 4th Hellenic Conference on Artificial Intelligence SETN 2006 Original location URL Abstract We present a named entity recognizer forGreek person names and temporal expressions For temporal expressions it relies on semiautomatically produced patterns For person names it employs two Support Vector Machines that scan the input text in two

    Original URL path: http://www.dcu.gr/index.php?p=publications&lang=en§ion=0&id=34 (2016-02-15)
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  • Digital Curation Unit
    Processing HLT EMNLP 2005 Pages 323 330 Original location URL Abstract We present a practically unsupervised learning method to produce single snippet answers to definition questions in question answering systems that supplement Web search engines The method exploits on line encyclopedias and dictionaries to generate automatically an arbitrarily large number of positive and negative definition examples which are then used to train an SVM to separate the two classes We

    Original URL path: http://www.dcu.gr/index.php?p=publications&lang=en§ion=0&id=35 (2016-02-15)
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  • Digital Curation Unit
    1360 1366 Original location URL Abstract We present a learning based method to identify single snippet answers to definition questions in question answering systems for document collections Our method combines and extends two previous techniques that were based mostly on manually crafted lexical patterns and WordNet hypernyms We train a Support Vector Machine SVM on vectors comprising the verdicts or attributes of the previous techniques and additional phrasal attributes that

    Original URL path: http://www.dcu.gr/index.php?p=publications&lang=en§ion=0&id=36 (2016-02-15)
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  • Digital Curation Unit
    Conference papers Reports Presentations MSc Theses PhD Theses Speaking the Users Languages Isard A Oberlander J Matheson C Androutsopoulos I 2003 IEEE Intelligent Systems Volume 18 1 Pages 40 45 Original location URL Abstract The authors describe a system that generates descriptions of museum objects tailored to the user The texts presented to adults children and experts differ in several ways from the choice of words used to the complexity

    Original URL path: http://www.dcu.gr/index.php?p=publications&lang=en§ion=0&id=15 (2016-02-15)
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  • Digital Curation Unit
    στη Λισαβόνα Πορτογαλία στις 2 6 Σεπτεμβρίου 2013 To DC 2013 θα φέρει σε επαφή την κοινότητα των μελετητών μεταδεδομένων και τους επαγγελματίες να συμμετάσχουν στην ανταλλαγή γνώσεων και βέλτιστων πρακτικών για την ανάπτυξη ενός βιώσιμου οικοσυστήματος μεταδεδομένων Στο συνέδριο αυτό θα διερευνηθούν ερωτήματα σχετικά με τη συντήρηση και διατήρηση των μεταδεδομένων και των περιγραφικών λεξιλογίων Η ανάγκη για σταθερές αναπαραστάσεις και περιγραφές εκτείνεται σε όλους τους τομείς συμπεριλαμβάνοντας την

    Original URL path: http://www.dcu.gr/index.php?p=events§ion=&id=11&lang=el (2016-02-15)
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  • Digital Curation Unit
    the International Conference on Dublin Core and Metadata Applications DC 2013 Lisbon Portugal September 2013 Pages 115 125 Αρχική τοποθεσία URL Περίληψη Mapping between different data models in a data aggregation context always presents significant interoperability challenges In this paper we describe the challenges faced and solutions developed when mapping the CARARE schema designed for archaeological and architectural monuments and sites to the Europeana Data Model EDM a model based

    Original URL path: http://www.dcu.gr/index.php?p=publications&lang=el§ion=0&id=56 (2016-02-15)
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