Ara es mostren els items 5972-5991 de 91894

  • An autonomic traffic classification system for network operation and management 

    Carela Español, Valentín; Barlet Ros, Pere; Mulla Valls, Oriol; Solé Pareta, Josep (2015-07-01)
    Article
    Accés obert
    Traffic classification is an important aspect in network operation and management, but challenging from a research perspective. During the last decade, several works have proposed different methods for traffic classification. ...
  • An autonomous vehicle development for submarine observation 

    Gomáriz Castro, Spartacus; Prat Tasias, Jordi; Solé Rovira, Juan; Gaya Suñer, Pedro Francisco (2009-08-01)
    Article
    Accés obert
    En este proyecto se desarrolla un vehículo de observación oceánica de bajo coste, híbrido entre los Autonomous Underwater Vehicles (AUV) y los Autonomous Surface Vehicles (ASV), esto es, que se traslada por la superficie ...
  • An avatar acceptance study for home automation scenarios 

    Manresa-Yee, Cristina; Ponsa Asensio, Pere; Arellano, Diana; Larrea, Martin (2012-07-11)
    Article
    Accés restringit per política de l'editorial
    In this paper we present a graphical user interface (GUI) for home automation which includes an avatar interface as a help-system. The work aims at analysing the user-home automation system interaction to model the ...
  • An axiomatic characterization of the potential decisiveness index 

    Freixas Bosch, Josep; Pons Navarro, Montserrat (2015-03-01)
    Article
    Accés obert
    Let us consider that somebody is extremely interested in increasing the probability of a proposal to be approved by a certain committee and that to achieve this goal he/she is prepared to pay off one member of the committee. ...
  • An easy way to construct 

    Gilbert, William J. (Université du Québec à Montréal, 1983)
    Article
    Accés obert
    Une méthode simple est donnée pour la construction de tous les carrelages du plan et de toutes les juxtapositions dont la région fondamentale, sous I’effet du groupe de symétrie de translations, consiste en une réunion de ...
  • An Eclipse plugin for improving the quality of UML conceptual schemas 

    Aguilera Moncusí, David; Gómez Seoane, Cristina; Olivé Ramon, Antoni (Springer, 2012)
    Comunicació de congrés
    Accés restringit per política de l'editorial
    The development of an information system requires its conceptual schema to be of high quality. Classically, this quality comprises properties such as syntactic and semantic correctness, relevance, and completeness, but ...
  • An econometric model on bilateral trade in education using an augmented gravity model 

    Tay, Christina Tay (OmniaScience, 2014-05)
    Article
    Accés obert
    Purpose: Trade in education has become one of the most important trades for many economies. Yet, studies of education as a trade are scant owing to the conventional view of it being non-tradable. The purpose of this paper ...
  • An eddy-current-based sensor for preventing knots in metallic wire drawing processes 

    Esteban Dalmau, Bernat; Riba Ruiz, Jordi-Roger; Baquero Armans, Grau (2011-04-07)
    Article
    Accés obert
    During metallic wire drawing processes, the presence of knots and the failure to detect them can lead to long production interruptions, significant economic losses and a lower quality of final product. Consequently, there ...
  • An educational approach to the internal model principle for periodic signals 

    Costa Castelló, Ramon; Olm Miras, Josep Maria; Vargas, Hector; Ramos Fuentes, Germán Andrés (2012-08)
    Article
    Accés obert
    This article presents an educational approach to resonant control and repet- itive control, which are Internal Model Principle-based control techniques speci cally de- signed for the tracking/rejection of periodic signals. ...
  • An educational example to the maximum power transfer objective in electric circuits using a PD-controlled DC- driver 

    Acho Zuppa, Leonardo (2016)
    Text en actes de congrés
    Accés obert
    The main objective of this paper is to present an academic example of a PD controller applied to teach position control design of a DC-motor to automatically adjust a potentiometer. This adjustment is focused on to solve ...
  • An educational tool to assist the design process of switched reluctance machines 

    Riba Ruiz, Jordi-Roger; Romero, Itamar; García Espinosa, Antonio (2016-07-13)
    Article
    Accés obert
    The design of electric machines is a hot topic in the syllabuses of several undergraduate and graduate courses. With the development of hybrid and electrical vehicles, this subject is gaining more popularity, especially ...
  • An effective line search for the subgradient method 

    Beltran, C; Heredia, F.-Javier (Francisco Javier) (2005-04)
    Article
    Accés restringit per política de l'editorial
    One of the main drawbacks of the subgradient method is the tuning process to determine the sequence of steplengths. In this paper, the radar subgradient method, a heuristic method designed to compute a tuning-free ...
  • 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 ...
  • An efficacious method to assemble a modern multi-modal robotic team: dilemmas, challenges, possibilities and solutions 

    Abdollahi Hosnijeh, Amir; Samani, Hooman Aghaebrahimi (Daisuke Chugo, Sho Yokota, 2012-01-05)
    Capítol de llibre
    Accés obert
    A modern multiagent robotic platform consists of a cooperative team of humans which develop a collaborative team of robots. The multi-modal nature of both the system and the team causes a complex problem which needs to ...
  • An efficient algorithm to find the best state sequence in HSMM 

    Bonafonte Cávez, Antonio; Ros Majó, Xavier; Mariño, José B. (1993)
    Text en actes de congrés
    Accés obert
    Hidden Markov Modeling (HMM) techniques have been applied successfully to speech analysis. However, it has been claimed [1-7] that a major weakness of HMM is that the state duration probability density functions (SDPDF) ...
  • An efficient and general approach for implementing thermodynamic phase equilibria information in geophysical and geodynamic studies 

    Afonso, Juan Carlos; Zlotnik, Sergio; Díez, Pedro (2015-10-25)
    Article
    Accés obert
    We present a flexible, general, and efficient approach for implementing thermodynamic phase equilibria information (in the form of sets of physical parameters) into geophysical and geodynamic studies. The approach is based ...
  • An efficient and numerically stable method for computing bounds for the interval availability distribution 

    Carrasco, Juan A. (2011)
    Article
    Accés obert
    This paper is concerned with the computation of the interval availability (proportion of time in a time interval in which the system is up) distribution of a fault-tolerant system modeled by a finite (homogeneous) ...
  • An efficient and numerically stable method for computing interval availability distribution bounds 

    Carrasco, Juan A. (2009-09-15)
    Report de recerca
    Accés obert
    The paper develops a method, called bounding regenerative transformation, for the computation with numerical stability and well-controlled error of bounds for the interval availability distribution of systems modeled by ...
  • An efficient and reproducible method to culture Bergmann and cortical radial glia using textured PMMA 

    Álvarez Pinto, Zaída; Sena, Elena; Mattotti, Marta; Engel López, Elisabeth; Alcantara, Soledad (2014-07-30)
    Article
    Accés restringit per política de l'editorial
    Radial glia cells comprise the principal population of neural stem cells (NSC) during development. Attempts to develop reproducible radial glia and NSC culture methods have met with variable results, yielding non-adherent ...
  • An efficient and reusable catalyst based on Pd/CeO2 for the room temperature aerobic Suzuki–Miyaura reaction in water/ethanol 

    Amoroso, Francesco; Colussi, Sara; Del Zotto, Alessandro; Llorca Piqué, Jordi; Trovarelli, Alessandro (2010)
    Article
    Accés restringit per política de l'editorial
    The Pd/CeO2 system behaves as an efficient precatalyst for the Suzuki–Miyaura cross-coupling under mild conditions (298 K, in air) in ethanol/water. A broad range of aryl bromides, including those deactivated, and ...