Now showing items 3-6 of 6

  • Image-Based Query by Example Using MPEG-7 Visual Descriptors 

    Ventura Royo, Carles (Escola Tècnica Superior de Telecomunicació de Barcelona, 2010)
    Master thesis (pre-Bologna period)
    Open Access
    This project presents the design and implementation of a Content-Based Image Retrieval (CBIR) system where queries are formulated by visual examples through a graphical interface. Visual descriptors and similarity measures ...
  • Improving retrieval accuracy of Hierarchical Cellular Trees for generic metric spaces 

    Ventura Royo, Carles; Vilaplana Besler, Verónica; Giró Nieto, Xavier; Marqués Acosta, Fernando (2013-09)
    Article
    Restricted access - publisher's policy
    Abstract Metric Access Methods (MAMs) are indexing techniques which al- low working in generic metric spaces. Therefore, MAMs are specially useful for Content-Based Image Retrieval systems based on features which use ...
  • Tools for image retrieval in large multimedia databases 

    Ventura Royo, Carles (Universitat Politècnica de Catalunya, 2011-09-07)
    Master thesis
    Open Access
    English: One of the challenges in the development of an image retrieval system is to achieve an efficient indexing scheme since both developers and users, who are used to make requests in order to find a multimedia element ...
  • UPC at MediaEval 2013 Hyperlinking Task 

    Ventura Royo, Carles; Tella-Amo, Marcel; Giró Nieto, Xavier (CEUR Workshop Proceedings, 2013)
    Conference lecture
    Open Access
    These working notes paper present the contribution of the UPC team to the Hyperlinking sub-task of the Search and Hyperlinking Task in MediaEval 2013. Our contribution ex- plores the potential of a solution based only ...