Ara es mostren els items 4538-4557 de 91051

  • Adaptive finite element simulation of incompressible flows by hybrid continuous-discontinuous Galerkin formulations 

    Badia, Santiago; Baiges Aznar, Joan (2013-02)
    Article
    Accés obert
    In this work we design hybrid continuous-discontinuous finite element spaces that permit discontinuities on non-matching element interfaces of non-conforming meshes. Then, we develop an equal-order stabilized finite element ...
  • Adaptive finite element simulation of stack pollutant emissions over complex terrains 

    Oliver Serra, Albert; Montero Garcia, Gustavo; Montenegro Armas, Rafael; Rodriguez Barrera, Eduardo; Escobar Sánchez, José M.; Pérez Foguet, Agustí (2013-01-01)
    Article
    Accés obert
    A three-dimensional finite element model for the pollutant dispersion is presented. In these environmental processes over a complex terrain, a mesh generator capable of adapting itself to the topographic characteristics ...
  • Adaptive finite element strategies based on error assessment 

    Huerta, Antonio; Rodríguez Ferran, Antonio; Díez, Pedro; Sarrate Ramos, Josep (Wiley and Sons, 1999-09)
    Article
    Accés obert
    Two main ingredients are needed for adaptive finite element computations. First, the error of a given solution must be assessed, by means of either error estimators or error indicators. After that, a new spatial discretization ...
  • Adaptive generalized space shift keying 

    Ntontin, Konstantinos; Di Renzo, Marco; Pérez Neira, Ana Isabel; Verikoukis, Christos (2013-02-21)
    Article
    Accés obert
    In this article, we propose a closed-loop precoding method for the Generalized Space Shift Keying (GSSK) modulation scheme, suitable for Multiple-Input-Single-Output (MISO) systems and denoted as adaptive GSSK (AGSSK), ...
  • Adaptive generalized space shift keying (GSSK) modulation for MISO channels: a new method for high diversity and coding gains 

    Ntontin, Konstantinos; Di Renzo, Marco; Pérez Neira, Ana Isabel; Verikoukis, Christos (2012)
    Text en actes de congrés
    Accés obert
    Generalized Space Shift Keying (GSSK) modulation is a recently proposed low-complexity concept for Multiple-Input- Multiple-Output (MIMO) wireless systems. GSSK modulation is a generalized version of Space Shift Keying ...
  • Adaptive generation of multilingual questions and answers from web content 

    Gatius Vila, Marta (Institute of Electrical and Electronics Engineers (IEEE), 2015)
    Text en actes de congrés
    Accés obert
    This article describes the adaptive generation of questions and answers from web content to assist the user when searching for information. The approach proposed integrates user models, domain-restricted knowledge ...
  • Adaptive graphic user interface 

    Toll Vallejo, Héctor (Universitat Politècnica de Catalunya / Universiteit Antwerpen, 2011-09)
    Projecte/Treball Final de Carrera
    Accés obert
    Realitzat a/amb:  Universiteit Antwerpen
  • Adaptive hybrid discontinuous methods for fluid and wave problems 

    Giorgiani, Giorgio (Universitat Politècnica de Catalunya, 2013-04-02)
    Tesi
    Accés obert
    This PhD thesis proposes a p-adaptive technique for the Hybridizable Discontinuous Galerkin method (HDG). The HDG method is a novel discontinuous Galerkin method (DG) with interesting characteristics. While retaining all ...
  • Adaptive hysteresis band current control for transformerless single-phase PV inverters 

    Vázquez Guzmán, Gerardo; Rodríguez Cortés, Pedro; Ordoñez, Rafael; Kerekes, Tamas; Teodorescu, Remus (2009)
    Text en actes de congrés
    Accés obert
    Current control based on hysteresis algorithms are widely used in different applications, such as motion control, active filtering or active/reactive power delivery control in distributed generation systems. The hysteresis ...
  • Adaptive IDEA for robust multiobjective optimization, application to the r-TSALBP-m/A 

    Chica Serrano, Manuel; Bautista Valhondo, Joaquín; Damas Arroyo, Sergio; Cordón García, Oscar (Institute of Electrical and Electronics Engineers (IEEE), 2016-01-11)
    Capítol de llibre
    Accés restringit per política de l'editorial
  • Adaptive IDEA for robust multiobjective optimization. Application to the r-TSALBP-m/A 

    Chica Serrano, Manuel; Bautista Valhondo, Joaquín; Cordón García, Oscar; Damas Arroyo, Sergio (Institute of Electrical and Electronics Engineers (IEEE), 2015)
    Text en actes de congrés
    Accés obert
    Robust optimization tries to find flexible solutions when solving problems with uncertain scenarios and vague information. In this paper we present a multiobjective evolutionary algorithm to solve robust multiobjective ...
  • Adaptive Kalman Filter-Based Phase-Tracking in GNSS 

    Gómez Arias, Mario (Universitat Politècnica de Catalunya, 2010-10-04)
    Treball Final de Grau
    Accés obert
    This work introduces, implements and evaluates different adaptive Kalman filtering techniques based on the innovation autocorrelation function. The reason of considering these adaptive techniques is the effect of a wrong ...
  • Adaptive Learning and Mining for Data Streams and Frequent Patterns 

    Bifet Figuerol, Albert Carles (Universitat Politècnica de Catalunya, 2009-04-24)
    Tesi
    Accés obert
    Aquesta tesi està dedicada al disseny d'algorismes de mineria de dades per fluxos de dades que evolucionen en el temps i per l'extracció d'arbres freqüents tancats. Primer ens ocupem de cadascuna d'aquestes tasques per ...
  • Adaptive loading algorithms for optical OFDM transmission systems 

    Toporcer Korec, Norman (Universitat Politècnica de Catalunya, 2011-07-20)
    Treball Final de Grau
    Accés obert
  • Adaptive localization and tracking of objects in a sensor network 

    López Rodríguez, Adrian (Universitat Politècnica de Catalunya, 2014-12-18)
    Projecte/Treball Final de Carrera
    Accés obert
    [ANGLÈS] Wireless Sensor Networks (WSNs) are used to monitor physical or environmental conditions, and to pass their data through the network to a central location. These networks have applications in diverse areas including ...
  • Adaptive MapReduce scheduling in shared environments 

    Polo, Jordà; Becerra Fontal, Yolanda; Carrera Pérez, David; Torres Viñals, Jordi; Ayguadé Parra, Eduard; Steinder, Malgorzata (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    Text en actes de congrés
    Accés obert
    In this paper we present a MapReduce task scheduler for shared environments in which MapReduce is executed along with other resource-consuming workloads, such as transactional applications. All workloads may potentially ...
  • Adaptive media content architecture regarding users capabilities 

    Cuenca Gil, David (Universitat Politècnica de Catalunya, 2009-06-18)
    Projecte/Treball Final de Carrera
    Accés obert
  • Adaptive memory hierarchies for next generation tiled microarchitectures 

    Herrero Abellanas, Enric (Universitat Politècnica de Catalunya, 2011-07-05)
    Tesi
    Accés obert
    Les últimes dècades el rendiment dels processadors i de les memòries ha millorat a diferent ritme, limitant el rendiment dels processadors i creant el conegut memory gap. Sol·lucionar aquesta diferència de rendiment és un ...
  • Adaptive motion planning for a mobile robot 

    Gifre Oliveras, Clara (Universitat Politècnica de Catalunya / University of Oulu, 2012)
    Projecte/Treball Final de Carrera
    Accés obert
    Historically, trapezoidal velocity profiles have been widely used to control engines. Nevertheless, the evolution of robots and their uses has led to the need of using smoother profiles, due to the demand of high precision ...
  • Adaptive multi agent system for guiding groups of people in urban areas 

    Garrell Zulueta, Anais; Sandoval Torres, Óscar; Sanfeliu Cortés, Alberto (Springer, 2011)
    Text en actes de congrés
    Accés obert
    This article presents a new approach for guiding a group of people using an adaptive multi agent system. For the simulations of the group of people we use social forces, with theses forces human motion is controlled ...