• Article  

      Contextual modelling in context-aware recommender systems: A generic approach 

      Mettouris, Christos; Papadopoulos, George Angelos (2013)
      Context-aware recommender systems (CARS) use context data to enhance their recommendation outcomes by providing more personalized recommendations. Context modelling is a basic procedure towards this direction since it ...
    • Conference Object  

      Editorial message: Special track on ubiquitous computing 

      Roussos, G.; Samaras, George S.; Spinellis, D. (2004)
      Ubiquitous computing places humans in the center of environments saturated with computing and wireless communications capabilities, yet gracefully integrated, so that technology recedes in the background of everyday ...
    • Article  

      Enterprise COllaboration and INteroperability (COIN) platform: Two case studies in the marine shipping domain 

      Achilleos, Achilleas P.; Kapitsaki, Georgia M.; Sielis, George A.; Sesana, M.; Gusmeroli, S.; Papadopoulos, George Angelos (2012)
      Enterprise Collaboration and Enterprise Interoperability are two key aspects of networked enterprises, which proceed along parallel tracks with rare opportunities to convene, support and influence each other. To resolve ...
    • Article  

      Exploring content dependencies to better balance performance and freshness in web database applications 

      Papastavrou, Stavros; Chrysanthis, Panos K.; Samaras, George S. (2012)
      In this paper, we present a novel approach for materializing dynamic web pages by exploiting content dependencies and user access patterns. We introduce two new semantic-based data freshness metrics and show that our ...
    • Article  

      The role of twitter in YouTube videos diffusion 

      Christodoulou, Georgia; Georgiou, Chryssis; Pallis, George C. (2012)
      Understanding the effects of social cascading on streaming media is of great importance to Web information system engineering. Given the large amount of available videos, it is often difficult for users to discover interesting ...