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  • Between logic and probability 

    Sales Porta, Ton (Universitat Politècnica de Catalunya. Secció de Matemàtiques i Informàtica, 1994)
    Article
    Accés obert
    Logic and Probability, as theories, have been developed quite independently and, with a few exceptions (like Boole's), have largely ignored each other. And nevertheless they share a lot of similarities, as well a considerable ...
  • An effective way to generate neural network structures for function approximation 

    Bastian, A. (Universitat Politècnica de Catalunya. Secció de Matemàtiques i Informàtica, 1994)
    Article
    Accés obert
    One still open question in the area of research of multi-layer feedforward neural networks is concerning the number of neurons in its hidden layer(s). Especially in real life applications, this problem is often solved by ...
  • Operating on formal concept abstraction 

    Arigoni, Anio O.; Rossi, Andrea (Universitat Politècnica de Catalunya. Secció de Matemàtiques i Informàtica, 1994)
    Article
    Accés obert
    The subject of this paper regards a procedure to obtain the abstract from of concepts, directly from their most natural form, thus these can be efficiently learned and the possibility of operating formally on them is ...
  • Information systems in categories of valued relations 

    Gisin, Vladimir B. (Universitat Politècnica de Catalunya. Secció de Matemàtiques i Informàtica, 1994)
    Article
    Accés obert
    The paper presents a categorical version of the notion of information system due to D. Scott. The notion of information system is determined in the framework of ordered categories with involution and division and the ...