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Ara es mostren els items 9922-9941 de 245817

    • Adaptive fault-tolerant architecture for unreliable device technologies 

      Aymerich Capdevila, Nivard; Cotofana, Sorin; Rubio Sola, Jose Antonio (IEEE Press. Institute of Electrical and Electronics Engineers, 2011)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper introduces an efficient adaptive redundant architecture, which makes use of the averaging cell (AVG) principle in order to improve the reliability of nanoscale circuits and systems. We define an adaptive averaging ...

    • Adaptive fault-tolerant architecture for unreliable technologies with heterogeneous variability 

      Aymerich Capdevila, Nivard; Cotofana, Sorin; Rubio Sola, Jose Antonio (2012-07)
      Article
      Accés restringit per política de l'editorial
      This paper introduces an efficient adaptive redundant architecture, which makes use of the averaging cell (AVG) principle in order to improve the reliability of nanoscale circuits and systems. We propose an adaptive structure ...

    • Adaptive feedback control in self-mixing interferometry using active optical elements 

      Atashkhooei, Reza; Zabit, U; Royo Royo, Santiago; Azcona Guerrero, Francisco Javier; Sergievskaya, Irina (Universidad de Murcia, 2011)
      Text en actes de congrés
      Accés obert
      A voltage-controlled liquid lens has been used as an adaptive optical element integrated in a conventional self-mixing interferometry setup. The lens is used to control the optical feedback level and the focus position of ...

    • Adaptive filter solution for processing lidar returns: optical parameter estimation 

      Rocadenbosch Burillo, Francisco; Vázquez Grau, Gregorio; Comerón Tejero, Adolfo (1998-10)
      Article
      Accés restringit per política de l'editorial
      Joint estimation of extinction and backscatter simulated profiles from elastic-backscatter lidar return signals is tackled by means of an extended Kalman filter (EKF). First, we introduced the issue from a theoretical point ...

    • Adaptive Filter Solution For Processing Lidar Returns: Optical Parameter Estimation 

      Rocadenbosch Burillo, Francisco; Vázquez Grau, Gregorio; Comerón Tejero, Adolfo (OPTICAL SOC AMER, 1998-01-31)
      Article
      Accés obert
      Joint estimation of extinction and backscatter simulated profiles from elastic-backscatter lidar return signals is tackled by means of an extended Kalman filter (EKF). First, we introduced the issue from a theoretical point ...

    • Adaptive filtrate: signal processing in the measurement of haemoglobin using non-invasive method. 

      Herruzo Lodeiro, Cristina (Universitat Politècnica de Catalunya, 2014-07-14)
      Projecte/Treball Final de Carrera
      Accés obert
      Realitzat a/amb:   University of Limerick
      This project is part of another project which is currently running at the University of Limerick (Ireland) and who is objective is to measure the concentration of haemoglobin (Hb) in blood using a non-invasive optical ...

    • Adaptive finite element computations of hypersonic inviscid flows around a doubel ellipsoid 

      Fischer, Thomas B.; Oñate Ibáñez de Navarra, Eugenio (1995)
      Report de recerca
      Accés obert
      This report documents the potential capabilities of adaptive inviscid flow calculations on unstructured meshes in three dimensions using the finite element method. The finite element formulation of the compressible Euler ...

    • Adaptive finite element limit analysis incorporating steady state pore pressures 

      Sloan, Scott W.; Lyamin, Andrei V.; Krabbenhoft, Kristian (CIMNE, 2013)
      Text en actes de congrés
      Accés obert
      This paper describes an adaptive method for incorporating the pore pressures associated with steady-state seepage in finite element limit analysis. The formulation can model both general seepage conditions, and locating ...

    • 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 multi-physics turbulent flow with applications in aerodynamics 

      Billon, L.; Mesri, Y.; Hachem, E. (CIMNE, 2015)
      Text en actes de congrés
      Accés obert
      The error magnitude and the order of accuracy of a new unsteady Variational MultiScale (VMS) solver are examined. Indeed, while vast majority of industrial simulations today are restricted to only computing a statistical ...

    • 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 finite-time stabilization of chaotic flow with a single unstable node using a nonlinear function-based global sliding mode 

      Mobayen, Saleh; Ma, Jun; Pujol Vázquez, Gisela; Acho Zuppa, Leonardo; Zhu, Quanmin (2019-07)
      Article
      Accés obert
      This article presents a novel adaptive finite-time stabilization technique based on global sliding mode for disturbed chaotic flow with a single unstable node. The considered chaotic flow has unusual characteristics ...

    • 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 human-robot collaboration: evolutionary learning of action costs using an action outcome simulator 

      Izquierdo Badiola, Silvia; Alenyà Ribas, Guillem; Rizzo, Carlos (2023)
      Text en actes de congrés
      Accés obert
      One of the main challenges for successful human- robot collaborative applications lies in adapting the plan to the human agent’s changing state and preferences. A promising solution is to bridge the gap between agent ...

    • 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 ...