Ara es mostren els items 1-20 de 136

  • A Decomposition Theorem for T-Indistinguishability Operators : the Continuous Strict Archimedean Case 

    Boixader Ibáñez, Dionís; Recasens Ferrés, Jorge (2012)
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  • A dynamic non-singleton fuzzy logic system for DS/CDMA communications 

    Pérez Neira, Ana Isabel; Sueiro, Jesús Cid; Roca, Josep; Lagunas Hernandez, Miguel A. (Institute of Electrical and Electronics Engineers (IEEE), 1998)
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    We investigate a dynamic fuzzy logic system, specifically, its non-singleton generalization, and derive a novel adaptive fuzzy line enhancer that successfully solves the non-linear problem of narrowband interference (NBI) ...
  • A fuzzy approach for the selection of non-traditional sheet metal cutting processes 

    Cortés Sáenz, David; Gordillo Castillo, Nelly; Riba Romeva, Carles; Lloveras Macià, Joaquín (2015-09)
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    This work presents a methodology for the selection and comparison of non-traditional sheet metal cutting processes as a new structure of selection by means of an expert system. The model is generated from a knowledge base ...
  • A fuzzy inductive approach for rule-based modelling of high level structures in algorithmic composition systems 

    Múgica Álvarez, Francisco; Paz Ortiz, Iván; Nebot Castells, M. Àngela; Romero Merino, Enrique (2015)
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    Algorithmic composition systems are now widely understood. However, its capacity for producing outputs consistently showing high level structures is still a field of research. In the present work, the Fuzzy Inductive ...
  • A fuzzy logic filter for coherent detection in mobile communication receivers 

    Pérez Neira, Ana Isabel; Lagunas Hernandez, Miguel A.; Jové, A; Artés, A (1998)
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    This paper proposes and demonstrates the use of a fuzzy logic filter for carrier phase synchronization in digital mobile communication receivers. The use of a priori knowledge of the dynamics of the phase in mobile fading ...
  • A fuzzy-based cluster-head selection system for WSNs: a comparison study for static and mobile sensors 

    Barolli, Leonard; Wang, Qi; Kulla, E.; Xhafa Xhafa, Fatos; Kamo, B.; Takizawa, Makoto (IEEE Press. Institute of Electrical and Electronics Engineers, 2012)
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  • A fuzzy-based data replication system for QoS improvement in MANETs 

    Barolli, Leonard; Spaho, Evjola; Ikeda, Makoto; Kulla, E.; Xhafa Xhafa, Fatos; Youna, Muhammad (ACM Press, NY, 2012)
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  • A fuzzy-based reliability system for JXTA-overlay P2P platform considering as new parameter sustained communication time 

    Liu, Yi; Sakamoto, Shinji; Spaho, Evjola; Matsuo, Keita; Barolli, Leonard; Xhafa Xhafa, Fatos (Institute of Electrical and Electronics Engineers (IEEE), 2016)
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    In this paper, we propose and evaluate a new fuzzy-based reliability system for Peer-to-Peer (P2P) Communications in JXTA-Overlay platform considering as a new parameter the sustained communication time. In our system, we ...
  • A fuzzy-based reliaility for JXTA-overlay P2P platform considering data download speed, peer congestion situation, number of interaction and packet loss parameters 

    Liu, Yi; Oda, Tetsuya; Spaho, Evjola; Matsuo, Keita; Barolli, Leonard; Xhafa Xhafa, Fatos (Institute of Electrical and Electronics Engineers (IEEE), 2016)
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    In this paper, we propose and evaluate a new fuzzy-based reliability system for Peer-to-Peer (P2P) communications in JXTA-Overlay platform considering as a new parameter the peer congestion situation. In our system, we ...
  • A fuzzy-evolutionary seller agent for an automatic negotiation framework on e-commerce 

    Manjacavas Ortíz, Ramón; Castro Sánchez, José Jesús; Moreno García, Juan (Universitat Politècnica de Catalunya. Secció de Matemàtiques i Informàtica, 2006)
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    The business achievement via e-commerce is getting more important at the present time. E-commerce implies several activities. One of the most significant activity is the consummation of negotiations between sellers and ...
  • A map characterizing the fuzzy points and columns of a T-indistinguishability operator 

    Boixader Ibáñez, Dionís; Recasens Ferrés, Jorge (2005-10)
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    A new map (ΛE) between fuzzy subsets of a universe X endowed with a T-indistinguishability operator E is introduced. The main feature of ΛE is that it has the columns of E as fixed points, and thus it provides us with a ...
  • A model for CAGD using fuzzy logic 

    Jacas Moral, Juan; Monreal Pujadas, Amadeo; Recasens Ferrés, Jorge (1997-01)
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    This paper presents a first approach to a system based on fuzzy logic for the design of curves and surfaces in the context of computer aided geometric design. Bézier curves and surfaces can be seen as particular cases of ...
  • A model for providing emotion awareness and feedback using fuzzy logic in online learning 

    Arguedas, Marta; Xhafa Xhafa, Fatos; Casillas, Luis; Daradoumis, Thanasis; Peña, Adriana; Caballé Llobet, Santiago (Springer, 2016-10-20)
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    Monitoring users’ emotive states and using that information for providing feedback and scaffolding is crucial. In the learning context, emotions can be used to increase students’ attention as well as to improve memory and ...
  • A new assessment method of new energy in regional sustainable development based on hesitant fuzzy information 

    Yao, Hongdi; Li, Wenxing (OmniaScience, 2014-12)
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    Purpose: The new energy has been an important driving force in region sustainable development. It is a critical issue to evaluate the role of new energy in region sustainable development. Design/methodology/approach: ...
  • A qualitative reasoning approach for measuring citizens’ satisfaction 

    Domingo Gou, Marta; Agell Jané, Núria; Aguado Chao, Juan Carlos; Català Mallofré, Andreu (2004-10)
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  • A reformulation of entropy in the presence of indistinguishability operators 

    Recasens Ferrés, Jorge; Hernández, E (2002-06)
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    This paper deals with the measurement of entropy when an indistinguishability relation on the set of events has been defined. Our approach states that entropy could be measured in terms of the observed distinguishability ...
  • A train dispatching model based on fuzzy passenger demand forecasting during holidays 

    Dou, Fei; Xu, Jie; Wang, Li; Jia, Limin (School of Industrial and Aeronautic Engineering of Terrassa (ETSEIAT). Universitat Politècnica de Catalunya (UPC), 2013-04)
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    Purpose: The train dispatching is a crucial issue in the train operation adjustment when passenger flow outbursts. During holidays, the train dispatching is to meet passenger demand to the greatest extent, and ensure safety, ...
  • Acciones de grupos borrosas 

    Boixader Ibáñez, Dionís; Recasens Ferrés, Jorge (2016)
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    Este trabajo generaliza (fuzzifica) las acciones de un grupo sobre un conjunto para tratar situaciones donde hay imprecisión e incertidumbre. Las acciones borrosas pueden tratar la granularidad de un conjunto o incluso ...
  • Aggregating T-equivalence relations 

    Mayor, Gaspar; Recasens Ferrés, Jorge (2016)
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    This contribution deals with the problem of aggregating Tequivalence relations, in the sense that we are looking for functions that preserve reflexivity, symmetry, and transitivity with respect to a given t-norm T. We ...
  • Aggregation of T-transitive Relations 

    Jacas Moral, Juan; Recasens Ferrés, Jorge (Wiley InterScience, 2003-12)
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    This article studies the aggregation of transitive fuzzy relations. We first find operators that preserve transitivity and then extend the results to aggregating operators. As special cases, means and some kind of suitable ...