Envíos recientes

  • Overtaker binary relations on complete completely distributive lattices related to the level sets of the L-fuzzy sets 

    Núñez, A.; Burillo López, Pedro; Fuentes González, Ramón; González, L. (Universitat Politècnica de Catalunya, 1994)   Artículo / Artikulua
    The class of overtaker binary relations associated with the order in a lattice is defined and used to generalize the representations of L-fuzzy sets by means of level sets or fuzzy points.
  • On completeness and direction in fuzzy relational systems 

    Burillo López, Pedro; Fuentes González, Ramón; González, L. (Universitat Politècnica de Catalunya, 1998)   Artículo / Artikulua
    The concepts of bounded subset, complete subset and directed subset, which are well known in the context of partially ordered sets (X, ≤), are extended in order to become applicable, with coherence, in fuzzy relational ...
  • Intuitionistic fuzzy relations (Part I) 

    Burillo López, Pedro; Bustince Sola, Humberto (Universitat Politècnica de Catalunya, 1995)   Artículo / Artikulua
    This paper introduces the concept of intuitionistic fuzzy relation. We also study the choice of t-norms and t-conorms which must be done in order that the composition of intuitionistic fuzzy relations fulfills the largest ...
  • Intuitionistic fuzzy relations (Part II). Effect of Atanassov's operators on the properties of the intuitionistic fuzzy relations 

    Burillo López, Pedro; Bustince Sola, Humberto (Universitat Politècnica de Catalunya, 1995)   Artículo / Artikulua
    In this paper we study the effect of Atanassov's operator on the properties of properties reflexive, symmetric, antisymmetric, perfect antisymmetric and transitive intuitionistic fuzzy relations. We finish the paper analysing ...
  • Parametric families of fuzzy consequence operators 

    Elorza Barbajero, Jorge; Burillo López, Pedro (Universitat Politècnica de Catalunya, 2004)   Artículo / Artikulua
    In a previous paper we explored the notion of coherent fuzzy consequence operator. Since we did not know of any example in the literature of non-coherent fuzzy consequence operator, we also showed several families of such ...
  • On contrast intensification operators and fuzzy equality relations 

    Burillo López, Pedro; Fuentes González, Ramón; González, L.; Marín Martínez, Ángel (Universitat Politècnica de Catalunya, 2000)   Artículo / Artikulua
    The class of contrast intensification operators is formally defined and its lattice structure studied. The effect of these operators in the referential classification derived from special kinds of fuzzy relations is also ...
  • Fuzzy morphological operators in image processing 

    Burillo López, Pedro; Frago Paños, Noé Natalio; Fuentes González, Ramón (Universitat Politècnica de Catalunya, 2003)   Artículo / Artikulua
    First of all, in this paper we propose a family of fuzzy implication operators, which the generalised Luckasiewicz´s one, and to analyse the impacts of Smets and Magrez properties on these operators. The result of this ...
  • Generation of fuzzy mathematical morphologies 

    Burillo López, Pedro; Frago Paños, Noé Natalio; Fuentes González, Ramón (Universitat Politècnica de Catalunya, 2001)   Artículo / Artikulua
    Fuzzy Mathematical Morphology aims to extend the binary morphological operators to grey-level images. In order to define the basic morphological operations fuzzy erosion, dilation, opening and closing, we introduce ...
  • New trends on the numerical representability of semiordered structures 

    Abrísqueta Usaola, Francisco Javier; Campión Arrastia, María Jesús; García Catalán, Olga Raquel; Miguel Velasco, Juan Ramón de; Estevan Muguerza, Asier; Induráin Eraso, Esteban; Zudaire Sarobe, Margarita; Agud, L.; Candeal, J.C.; Díaz, S.; Martinetti, D.; Montes, S.; Gutiérrez García, J. (EUSFLAT, 2012)   Artículo / Artikulua
    We introduce a survey, including the historical background, on di erent techniques that have recently been issued in the search for a characterization of the representability of semiordered structures, in the sense of ...
  • Extensions of fuzzy sets in image processing: an overview 

    Pagola Barrio, Miguel; Barrenechea Tartas, Edurne; Bustince Sola, Humberto; Fernández Fernández, Francisco Javier; Galar Idoate, Mikel; Jurio Munárriz, Aránzazu; López Molina, Carlos; Paternain Dallo, Daniel; Sanz Delgado, José Antonio; Couto, P.; Melo Pinto, P. (EUSFLAT, 2011)   Artículo / Artikulua
    This work presents a valuable review for the interested reader of the recent Works using extensions of fuzzy sets in image processing. The chapter is divided as follows: first we recall the basics of the extensions of fuzzy ...
  • Posibles nuevas vías de investigación en teoría de la comunicación a través de modelos matemáticos: análisis topológico 

    Gracia Sanz, Jesús; Burillo López, Pedro (Centro de Investigaciones Sociológicas, 1978)   Artículo / Artikulua
    Uno de los pocos puntos en los que los metodólogos de las ciencias sociales están de acuerdo es el divorcio existente entre trabajo teórico y trabajo metodológico en las prácticas sociales concretas. Por otro lado, para ...
  • Orderings in the referential set induced by intuitionistic fuzzy relation 

    Burillo López, Pedro; Bustince Sola, Humberto (Institute of Biophysics and Biomedical Engineering, Bulgarian Academy of Sciences, 1995)   Artículo / Artikulua
    In this paper we present different orderings in the referential set induced by intuitionistic fuzzy relations of ordering. We can see how these induced orders justify the definition given of intuitionistic fuzzy antisymmetry ...
  • Concept lattices associated with interval-valued L-fuzzy contexts 

    Burusco Juandeaburre, Ana; Fuentes González, Ramón (Institute of Biophysics and Biomedical Engineering, Bulgarian Academy of Sciences, 1995)   Artículo / Artikulua
    In 1882 Wille published the paper titled Restructuring lattice theory: an approach based on hierarchies of concepts, where he developed a new theory called formal concept theory. In that paper he analyzes 0/1 relations ...
  • About the intuitionistic fuzzy set generators 

    Bustince Sola, Humberto; Mohedano Salillas, Victoria (Institute of Biophysics and Biomedical Engineering, Bulgarian Academy of Sciences, 1997)   Congreso / Biltzarra
    In this paper form the definition of intuitionistic fuzzy sets we analyze the intuitionistic fuzzy generators and the complementation in these sets. We start by defining the intuitionistic fuzzy generators in order to then ...
  • Handling multicriteria fuzzy decision-making problems based on intuitionistic fuzzy sets 

    Bustince Sola, Humberto (Institute of Biophysics and Biomedical Engineering, Bulgarian Academy of Sciences, 1995)   Artículo / Artikulua
    In this paper we present a new technique for handling multicriteria decision making problems based on intuitionistic fuzzy sets. In this new technique we use the degree of reliability and of non-reliability of each criterion ...
  • On the intuitionistic fuzzy relations 

    Burillo López, Pedro; Bustince Sola, Humberto; Atanassov, Krassimir (Institute of Biophysics and Biomedical Engineering, Bulgarian Academy of Sciences, 1995)   Artículo / Artikulua
    Intuitionistic fuzzy relations which generalize the already existing relations are introduced and their basic properties are shown.
  • A theorem for constructing interval-valued intuitionistic fuzzy sets from intuitionistic fuzzy sets 

    Bustince Sola, Humberto; Burillo López, Pedro (Institute of Biophysics and Biomedical Engineering, Bulgarian Academy of Sciences, 1995)   Artículo / Artikulua
    In this paper we present a theorem that allows us to construct interval-valued intuitionistic fuzzy sets from intuitionistic fuzzy sets. We also study the way of recovering intuitionistic fuzzy sets used in the construction ...
  • A method for inference in approximate reasoning based on normal intuitionistic fuzzy sets 

    Bustince Sola, Humberto; Burillo López, Pedro; Mohedano Salillas, Victoria (Institute of Biophysics and Biomedical Engineering, Bulgarian Academy of Sciences, 1995)   Artículo / Artikulua
    This paper introduces a method of approximate inference which operates with nornal intuitionistic fuzzy. We give a definition of degree of compatibility between intuitionistic fuzzy sets and we present a method for the ...
  • Fuzzy rule-based classification systems for multi-class problems using binary decomposition strategies: on the influence of n-dimensional overlap functions in the fuzzy reasoning method 

    Elkano Ilintxeta, Mikel; Galar Idoate, Mikel; Sanz Delgado, José Antonio; Bustince Sola, Humberto (Elsevier, 2016)   Artículo / Artikulua
    Multi-class classification problems appear in a broad variety of real-world problems, e.g., medicine, genomics, bioinformatics, or computer vision. In this context, decomposition strategies are useful to increase the ...
  • Collecting packet traces at high speed 

    Aguirre Cascallana, Gorka; Magaña Lizarrondo, Eduardo (2006)   info:eu-repo/semantics/conferenceObject
    In order to capture packet traces at high speed using a low-cost platform, we have to optimize the networking stack of a general purpose operating system. Different techniques are compared with the final objective of ...

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