Ara es mostren els items 75-94 de 211

    • E-T-lipschitzian and E-T-kernel aggregation operators 

      Jacas Moral, Juan; Recasens Ferrés, Jorge (2007-12)
      Article
      Accés restringit per política de l'editorial
      Lipschitzian and kernel aggregation operators with respect to natural T-indistinguishability operators ET and their powers are studied. A t-norm T is proved to be ET-lipschitzian, and is interpreted as a fuzzy point and a ...
    • Effects of sustained communication time on reliability of JXTA-Overlay P2P platform: a comparison study for two fuzzy-based systems 

      Liu, Yi; Sakamoto, Shinji; Barolli, Leonard; Spaho, Evjola; Ikeda, Makoto; Xhafa Xhafa, Fatos (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Text en actes de congrés
      Accés obert
      In P2P systems, each peer has to obtain information of other peers and propagate the information to other peers through neighboring peers. Thus, it is important for each peer to have some number of neighbor peers. Moreover, ...
    • Eigenvectors and generators of fuzzy relations 

      Jacas Moral, Juan; Recasens Ferrés, Jorge (-, 1992)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      A new geometric approach to the study of the eigenvectors is provided. The T-eigenvectors of a T-indistinguishability operator are characterized as its generators in the sense of the representation theorem of L. Valverde ...
    • EMA fault detection using fuzzy inference tools 

      Cusidó Roura, Jordi; Delgado Prieto, Miquel; Romeral Martínez, José Luis (2012-03-02)
      Capítol de llibre
      Accés obert
      Acoustic emission (AE) is one of the most important non-destructive testing (NDT) methods for materials, constructions and machines. Acoustic emission is defined as the transient elastic energy that is spontaneously released ...
    • Enhanced average current-mode control for DC-DC converters based on an optimized fuzzy logic controller 

      Rouzbehi, Kumars; Miranian, Arash; Citro, Costantino; Luna Alloza, Álvaro; Rodríguez Cortés, Pedro (2012)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper proposes a novel optimized fuzzy logic controller (OFLC) for current-mode control (CMC)-based voltage regulation in DC-DC converters. The implementation of the proposed fuzzy logic controller (FLC) does not ...
    • Environmental Risk Assessment of Polybrominated Diphenyl Ether (PBDE) and Hexabromocyclododecane (HBCD) in Ebro River Basin 

      Betrò, Stefano (Universitat Politècnica de Catalunya, 2011-02)
      Projecte/Treball Final de Carrera
      Accés obert
      In this study, a model for the evaluation of the environmental risk of polybrominated diphenyl ethers (PBDEs) and hexabromocyclododecane (HBCD) for the aquatic organisms has been developed. These compounds are brominated ...
    • Environmental risk assessment of silver nanoparticles in 2 aquatic ecosystems using fuzzy logic 

      Ramirez Garrido, Rosember; Martí Gregorio, Vicenç; Darbra Roman, Rosa Maria (2022-06-11)
      Article
      Accés obert
      The rapid development of nanotechnology has stimulated the use of silver nanoparticles (AgNPs) in various fields that leads to their presence in different ecosystem compartments, in particular aquatic ecosystems. Several ...
    • Environmental risk assessment of silver nanoparticles in aquatic ecosystems using fuzzy logic 

      Ramirez Garrido, Rosember; Martí Gregorio, Vicenç; Darbra Roman, Rosa Maria (2022-06-11)
      Article
      Accés obert
      The rapid development of nanotechnology has stimulated the use of silver nanoparticles (AgNPs) in various fields that leads to their presence in different ecosystem compartments, in particular aquatic ecosystems. Several ...
    • Estructura de las similitudes 

      González del Campo, Ramón; Garmendia Salvador, Luis; Recasens Ferrés, Jorge (Center for Soft Computing, 2008)
      Text en actes de congrés
      Accés obert
      En este artículo se define formalmente el concepto de estructura de similaridad, se cuenta el número de estructuras de similaridades hasta dimensión 5, se propone una nomenclatura y un algoritmo que asigna una estructura ...
    • ET-Lipschitzian aggregation operators 

      Jacas Moral, Juan; Recasens Ferrés, Jorge (-, 2007)
      Text en actes de congrés
      Accés obert
      Lipschitzian and kernel aggregation operators with respect to the natural Tindistinguishability operator ET and their powers are studied. A t-norm T is proved to be ET -lipschitzian, and is interpreted as a fuzzy point and ...
    • Extensionality based approximate reasoning 

      Boixader Ibáñez, Dionís; Jacas Moral, Juan (1998-06)
      Article
      Accés restringit per política de l'editorial
      The aim of this paper is to analyze Approximate Reasoning (AR) through extensionality with respect to the natural T-indistinguishability operator, by considering the indistinguishability level between fuzzy sets as a formal ...
    • Extensionality with respect to indistinguishability operators 

      Boixader Ibáñez, Dionís; Recasens Ferrés, Jorge (2018-04-01)
      Article
      Accés obert
      Extensionality is explored form different points of view. Extensional fuzzy subsets from a fuzzy equivalence relation E are considered as observable subsets with respect to the granularity generated by E. Interestingly, ...
    • Fault detection and identification in a fuel cell system 

      Escobet Canal, Antoni; Nebot Castells, M. Àngela (IOS Press, 2009)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      In this work a fault diagnosis system for non-linear plants based on fuzzy logic, called VisualBlock-FIR, is presented and applied to an energy generation system based on fuel cells. VisualBlock-FIR runs under the Simulink ...
    • Fault-Tolerant Control of a Wind Turbine Generator Based on Fuzzy Logic and Using Ensemble Learning 

      Cusidó Roura, Jordi; López Flores, Arnau; Beretta, Mattia (2021-08-20)
      Article
      Accés obert
      Wind energy is a form of renewable energy with the highest installed capacity. However, it is necessary to reduce the operation and maintenance costs and extend the lifetime of wind turbines to make wind energy more ...
    • FB-TCP: a 5G mmWave friendly TCP for urban deployments 

      Poorzare, Reza; Calveras Augé, Anna M. (Institute of Electrical and Electronics Engineers (IEEE), 2021)
      Article
      Accés obert
      5G era opens a new horizon toward communication with new features and capabilities. The new mobile generation comes up with a multi-gigabit per second data rate along with its huge available bandwidths provided by ...
    • FCR Method vs. IR Method: Comparative and intercultural analysis of two human behavior measurements applying extended Fuzzy Logic 

      Clavell Pi-Sunyer, Pau (Universitat Politècnica de Catalunya / Aichi Institute of Technology, 2008)
      Projecte/Treball Final de Carrera
      Accés restringit per acord de confidencialitat
      Realitzat a/amb:   Aichi Institute of Technology
    • Fifty years of similarity relations: a survey of foundations and applications 

      Recasens Ferrés, Jorge (2021-11-18)
      Article
      Accés obert
      On the occasion of the 50th anniversary of the publication of Zadeh's significant paper Similarity Relations and Fuzzy Orderings, an account of the development of similarity relations during this time will be given. Moreover, ...
    • Finding close T-indistinguishability operators to a given proximity 

      Garmendia Salvador, Luis; Recasens Ferrés, Jorge (-, 2007)
      Text en actes de congrés
      Accés obert
      Two ways to approximate a proximity relation R (i.e. a reflexive and symmetric fuzzy relation) by a T-transitive one where T is a continuous archimedean t-norm are given. The first one aggregates the transitive closure R ...
    • Finite-valued indistinguishability operators 

      Mayor, Gaspar; Recasens Ferrés, Jorge (2011-10)
      Article
      Accés restringit per política de l'editorial
      Fuzzy equality relations or indistinguishability operators generalize the concepts of crisp equality and equivalence relations in fuzzy systems where inaccuracy and uncertainty is dealt with. They generate fuzzy granularity ...
    • Fixed points and generators of fuzzy relations 

      Jacas Moral, Juan; Recasens Ferrés, Jorge (1994-08)
      Article
      Accés restringit per política de l'editorial
      The fixed points of a T-indistinguishability operator are characterized as its generators in the sense of the Representation Theorem of Valverde. The geometric description of the set of fixed points of a reflexive and ...