Now showing items 1-3 of 3

  • Reasoning about abductive inferences in BDI agents 

    Lopes, João Sousa; Álvarez Napagao, Sergio; Reis, Susana; Vázquez Salceda, Javier (2009-04-24)
    External research report
    Open Access
    The capability of a computational system to deal with unexpected, changing situations and limited perception of the environment is becoming more a more relevant, in oder to make systems flexible and more reliable. Multi-agent ...
  • USE: a concept-based recommendation system to support creative search 

    Sousa Lopes, João; Álvarez Napagao, Sergio; Vázquez Salceda, Javier (IEEE Computer Society Publications, 2009)
    Conference report
    Open Access
    Semiotics is a field on which research in Computer Science methodologies has focused, mainly concerning Syntax and Semantics. These methodologies, however, are lacking some flexibility for the continuously evolving web ...
  • Word sense ranking based on semantic similarity and graph entropy 

    Sousa Lopes, João; Álvarez Napagao, Sergio; Vázquez Salceda, Javier (2009-06-15)
    External research report
    Open Access
    In this paper we propose a system for the recommendation of tagged pictures obtained from the Web. The system, driven by user feedback, executes an abductive reasoning (based on WordNet synset semantic relations) that is ...