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Sofia University "St. Kliment Ohridski"

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  • Semantic Retrieval Approach to Factoid Question Answering for Bulgarian 
    Peshterliev, Stanislav; Koichev, Ivan (Springer-Verlag Berlin Heidelberg 2011, 2011)
    With the abundance of information available today, we need ecient tools to explore it. Search engines try to retrieve the most relevant documents for a given query, but still require users to look for the exact answer. ...
  • Semantic Surfaces for Business Applications 
    Kanev, Kamen; Mirenkov, Nikolay; Brimkov, Boris; Dimitrov, Kanio (Demetra EOOD, 2009)
    In this paper we introduce the concept of semantic surfaces – surfaces which are enhanced to provide additional information to the one visible, and are able to interact with the user. We consider several approaches to their ...
  • Semantic Web-based Software Product Line for Building Intelligent Tutoring Systems 
    Silva, Alan Pedro da; Costa, Evandro de Barros; Bittencourt, Ig Ibert; Patrick H. S. Brito; Holanda, Olavo; Demerval, Diego (Demetra EOOD, 2010)
    Intelligent Tutoring Systems (ITS) have been assumed as an important learning resource to be added as a module in e-learning systems. However, the construction of such systems is still a hard and complex task that involves, ...
  • Serious Games and Virtual Worlds for High-level Learning Experiences 
    Antonova, Albena; Todorova, Korneliya (Demetra EOOD, 2010)
    The present research aims to discuss the role of serious games and virtual worlds as emerging technologies leading to high-level learning experiences. A review of theoretical concepts for knowledge acquisition and learning ...
  • Service Oriented Architecture Applied to Provide Inter-operability between Macedonian MoD and NATO 
    Gacovski, Zoran; Vancov, Goko (Springer-Verlag Berlin Heidelberg 2011, 2011)
    In this paper we present SOA (Service oriented architecture) that we are developing to enable interoperability between Macedonian Ministry of Defence (MoD) and NATO. First we give a brief overview of Service-Oriented ...
  • SesameTM: Building Topic Maps on RDF 
    Bleier, Arnim; Bock, Benjamin; Maicher, Lutz (Demetra EOOD, 2010)
    Over the past decade RDF has developed to become the dominant standard for representation and interchange of structured data on the web. In portal development, widely unrecognized by Semantic Web research, subject-centric ...
  • Share.TEC Repository System 
    Stefanov, Krassen; Boytchev, Pavel; Grigorov, Alexander; Georgiev, Atanas; Petrov, Milen; Gachev, George; Peltekov, Mihail (Demetra EOOD, 2009)
    The Share.TEC system has the main goal to establish a highly visible and functional portal with advanced brokerage services that will provide personalised access to a wide-range of Teacher Education (TE) content. The heart ...
  • Share.TEC Repository System Interface 
    Boyadzhiev, Dimo (Demetra EOOD, 2010)
    The focus of this paper will be the user interface of the Share.TEC repository system for Teacher Education. The interface has been carefully examined by the author of this paper during the numerous testing iterations and ...
  • Share.TEC System Architecture 
    Stefanov, Krassen; Boytchev, Pavel; Grigorov, Alexander; Georgiev, Atanas; Petrov, Milen; Gachev, George; Peltekov, Mihail (Demetra EOOD, 2009)
    This paper presents the Share.TEC system architecture and the first system prototype. This description stresses on the main system components and underlying technologies, standards and protocols. The main system functionalities ...
  • Sharing Digital Resources in Teacher Education: an Ontology-based Approach 
    Alvino, Serena; Bocconi, Stefania; Boytchev, Pavel; Earp, Jeffrey; Sarti, Luigi (Demetra EOOD, 2009)
    Teacher Education (TE) is a dynamic, lifelong process that needs to fully embrace innovation and assume a broader European perspective. The ECfunded Share.TEC project aims to provide enhanced, culturally-aware access to ...
  • SmartBook: The New Generation e-Book Meets University 2.0 
    Koychev, Ivan; Nikolov, Roumen; Dicheva, Darina (Demetra EOOD, 2009)
    This paper presents a vision for the future of the e-books as part of the growing collective intelligence. The vision entails further development of technologies that will facilitate the creation and use of a new generation ...
  • Social Network Analysis in Professional e-Recruitment 
    Toteva, Kostadinka; Gourova, Elissaveta (Springer-Verlag Berlin Heidelberg 2011, 2011)
    The present paper considers the importance of social networks for the success of the recruitment process in the knowledge society. It provides a short theoretical background on social network analysis (SNA) and the most ...
  • Solving Discrete Multicriteria Optimization Problems in Group Environment 
    Andonov, Filip (Demetra EOOD, 2009)
    This paper aims to present new methods for group decision making that take into account different decision making styles and their implementation in decision making using the Group Multichoice system.
  • Specific Usage of Visual Data Analysis Techniques 
    Savoska, Snezana; Loskovska, Suzana (Demetra EOOD, 2009)
    The visualization techniques are very important tools for data mining processes. They are widely applied in many areas especially in supporting decision making processes. We use visualization tools for rule generation, ...
  • Storyboard Design for Adaptive E-learning Based on Learning Styles 
    Vassileva, Dessislava (Demetra EOOD, 2010)
    The article discusses the methodology taken for instructional design of adaptive courses based on learner character such as learner goals and preferences, learner style and, as well, learner performance and satisfaction ...
  • A Study of Users Expectations for Metadata Repositories of Educational Resources 
    Stefanova, Eliza; Nikolova, Nikolina; Kovatcheva, Eugenia; Stefanov, Krassen; Boytchev, Pavel (Demetra EOOD, 2010)
    This paper presents the role of contemporary digital libraries with educational resources in Europe. The importance of enriching digital resources with complete, descriptive and accurate metadata is discussed as well as ...
  • A Successful Application of the Agile Manifesto to Resource Constrained Projects with Open Specifications 
    Gardjeliyska, Aneliya; Dobrin, Radu; Punnekkat, Sasikumar (Demetra EOOD, 2010)
    In this paper we describe how agile manifesto can be applied when a specific software solution is needed in a resource, i.e., time- and manpower- constrained environment, while the specifications are not detailed, and are ...
  • Supporting Interactive IPTV Apps with an Enterprise Resource Bus 
    Sharma, Sunny; Deters, Ralph (Springer-Verlag Berlin Heidelberg 2011, 2011)
    Delivering TV services via internet protocols over high-speed connections is commonly referred to as IPTV (Internet Protocol TeleVision). A particularly interesting aspect of IPTV is the augmentation of the subscriber’s ...
  • A System Integrating Agent Services with JMS for Shared Battlefield Situation Awareness 
    Esterline, Albert; Wright, William; Banda, Srinivas (Springer-Verlag Berlin Heidelberg 2011, 2011)
    This paper reports on work in progress on a prototype information dissemination and management system for a hierarchical military command structure. Each unit is provided with a suite of services that integrates three ...
  • Teachers’ Training Design Model and Decision Support System 
    Stefanova, Eliza; Boytcheva, Svetla (Springer-Verlag Berlin Heidelberg 2011, 2011)
    This paper discusses the problems in the design of teacher’s training as a form of professional development. The research is focused on the tool for appropriate support of courses design for the teachers to develop their ...

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