Now showing items 5092-5111 of 76321

  • An LMI approach to robust fault estimation for a class of nonlinear systems 

    Witczak, Marcin; Buciakowski, Mariusz; Puig Cayuela, Vicenç; Rotondo, Damiano; Nejjari Akhi-Elarab, Fatiha (2015-06-01)
    Article
    Restricted access - publisher's policy
    The paper presents a robust fault estimation approach for a class of nonlinear discrete-time systems. In particular, two sources of uncertainty are present in the considered class of systems, that is, an unknown input and ...
  • An LMS-based adaptive predistorter for cancelling nonlinear memory effects in RF power amplifiers 

    Montoro López, Gabriel; Gilabert Pinal, Pere Lluís; Bertran Albertí, Eduardo; Cesari Bohigas, Albert; García, José Antonio (2007-12)
    Conference lecture
    Open Access
    This paper presents the design of an adaptive Digital Predistorter (DPD) for Power Amplifier (PA) linearization whoseimplementation and real time adaptation can be fully performed in a Field Programmable Gate Array (FPGA). ...
  • An LPV Fractional Hayami Model for Canal Control 

    Bolea Monte, Yolanda; Martínez González, Rubén; Grau Saldes, Antoni; Martínez García, Herminio (IEEE Press. Institute of Electrical and Electronics Engineers, 2011)
    Conference report
    Restricted access - publisher's policy
  • An LPV Fractional Model for Canal Control 

    Bolea Monte, Yolanda; Martínez González, Rubén; Grau Saldes, Antoni; Martínez García, Herminio (PERGAMON PRESS. IFAC SERIES., 2009)
    Conference report
    Restricted access - publisher's policy
    In this paper an LPV non-integer order control model of an irrigation canal is derived from system identification experiments. This model is experimentally obtained by using the described LPV fractional identification ...
  • An m-level active-clamped converter topology - Operating principle 

    Busquets Monge, Sergio; Nicolás Apruzzese, Joan (IEEE Press. Institute of Electrical and Electronics Engineers, 2010)
    Conference report
    Open Access
    This paper presents a novel multilevel active-clamped converter topology, which is an extension to m levels of the three-level active neutral-point-clamped topology. The operating principle is established through the ...
  • An Ngram-based reordering model 

    Ruiz Costa-Jussà, Marta; Rodríguez Fonollosa, José Adrián (Elsevier, 2009-07)
    Article
    Restricted access - publisher's policy
    This paper describes in detail a novel approach to the reordering challenge in statistical machine translation (SMT). This Ngram-based reordering (NbR) approach uses the powerful techniques of SMT systems to generate a ...
  • An object-oriented approach to the translation between MOF Metaschemas 

    Raventós Pagès, Ruth (Universitat Politècnica de Catalunya, 2009-02-27)
    Doctoral thesis
    Open Access
  • An objective scatter index based on double-pass retinal images of a point source to classify cataracts 

    Artal, Pablo; Benito, Antonio; Pérez, Guillermo M.; Alcón, E.; de Casas, A.; Pujol Ramo, Jaume; Marin, José M. (2011)
    Article
    Open Access
  • An objective seismic damage index for the evaluation of the performace of RC buildings 

    Vielma, Juan Carlos; Barbat Barbat, Horia Alejandro; Oller Martínez, Sergio Horacio (2008)
    Conference report
    Restricted access - publisher's policy
    In modern earthquake-resistant design codes, structural elements have a non-linear behavior during an earthquake, similar to what is considered in the design process, which implies that elements are damaged and it is ...
  • An observational description of a tornadic severe weather event 

    Bech, Joan; Pineda Ruegg, Nicolau; Aran, M; Amaro, J; Gayà, M; Arús, J; Montañá Puig, Juan; Van der Velde, Oscar Arnoud (2009)
    Conference lecture
    Restricted access - author's decision
    This study presents an analysis of a severe weather case study that took place during the early morning of the 2nd of November 2008, when intense convective activity associated to a rapidly evolving low pressure system ...
  • An ocean kinetic energy converter for low-power applications using piezoelectric disk elements 

    Viñolo Monzoncillo, Carlos; Toma, Daniel; Manuel Lázaro, Antonio; Río Fernandez, Joaquín del (2013-09-30)
    Article
    Restricted access - publisher's policy
    The main problem facing long-term electronic system deployments in the sea, is to find a feasible way to supply them with the power they require. Harvesting mechanical energy from the ocean wave oscillations and converting ...
  • An octree isosurface codification based on discrete planes 

    Boada, Imma; Navazo Álvaro, Isabel (2001)
    Conference report
    Open Access
    Describes a method to code a decimated model of an isosurface on an octree representation while maintaining volume data if it is needed. The proposed technique is based on grouping the marching cubes (MC) patterns into ...
  • An OFDMA-PON with non-preselected independent ONU sources and centralized feedback wavelength control: Dimensioning and experimental results 

    Cano Valadéz, Iván Nicolás; Santos Blanco, M. Concepción; Escayola Elias, Francisco Javier; Polo Querol, Víctor; Giacoumidis, E.; Kachris, C.; Tomkos, Ioannis; Prat Gomà, Josep Joan (IEEE, 2012)
    Conference report
    Restricted access - publisher's policy
    A simple and low cost method for wavelength control based on centralized OLT monitoring and feedback of economical random non-preselected independent ONU sources is presented. The technique was dimensioned and experimentally ...
  • An on-board data management solution 

    Tel, E.; Rivera, J.; Cabanas, JM; Vazquez, J. M.; Carballo, S.; Minguelez, R.; Gallardo, M.; Amutio, C. (SARTI (Technological Development Centre of Remote Acquisition and Data processing Systems), 2010-07-20)
    Article
    Open Access
    A Marine Data Management System (MDM-400) has been installed on the Instituto Español de Oceanografía (IEO) research vessel B/O Cornide de Saavedra. It is an experience of how a commercial solution has been developed ...
  • An on-line coordination algorithm for multi-robot systems 

    Montaño Sarria, Andrés Felipe; Suárez Feijóo, Raúl (2013)
    Conference report
    Restricted access - publisher's policy
    This paper proposes a solution to the problem of coordinating multi-robot systems, which execute individually planned tasks in a shared workspace. The presented approach is a decoupled method that can coordinate the participants ...
  • An Online writer recognition system based on in-air and on-surface trajectories 

    Sesa Nogueras, Enric (Universitat Politècnica de Catalunya, 2012-09-20)
    Doctoral thesis
    Open Access
  • An ontology-based approach for on-site integrated environmental and health and safety management 

    Gangolells Solanellas, Marta; Casals Casanova, Miquel (2012-12)
    Article
    Open Access
    Este artículo tiene como objetivo favorecer la implementación de sistemas integrados de gestión ambiental y de seguridad salud en empresas constructoras, centrándose en el subsistema de control de los impactos ambientales ...
  • An ontology-based approach toward the configuration of heterogeneous network devices 

    Martínez Manzanilla, Anny Gabriela (Universitat Politècnica de Catalunya, 2015-05-25)
    Doctoral thesis
    Open Access
  • An open ehealth platform for real-time professional-to-professional collaboration 

    Germán Duarte, Martín; Berdún Peñato, Jesús; Benseny, Jaume; Pieklik, Wojciech; Pawalowski, Piotr; González Cela, Alberto José (2013)
    Conference report
    Restricted access - publisher's policy
    Availability of high performance telemedicine systems has been for a long time a goal for most Medical Universities and Centers of Excellence. This technological advancement is considered a fundamental asset for those ...
  • An Open source multiplatform virtual laboratory for engineering education : special focus paper 

    Fernández Canti, Rosa M.; Lázaro Villa, José Antonio; Zarza Sánchez, Sergio; Villar Zafra, Aitor (2012-11)
    Article
    Open Access
    An autonomous and multiplatform virtual laboratory for educational purposes is presented. The implemented platform includes a server with a SSH (Secure SHell) connection and a separated repository containing the virtual ...