Ara es mostren els items 1733-1752 de 84327

  • A Framework for RNAV trajectory generation minimizing noise nuisances 

    Prats Menéndez, Xavier; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç; Quevedo Casín, Joseba Jokin; Mora Camino, F. (Faculty of Transport and Traffic Engineering, 2006-06)
    Text en actes de congrés
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    In this work it is presented a framework for a global optimization tool that will take into account air craft dynamics and performances, noise nuisances and RNAV radionavigation requirements in order to assess an optimum ...
  • A framework for robotized teleoperated tasks 

    Basañez Villaluenga, Luis; Rosell Gratacòs, Jan; Palomo Avellaneda, Leopold; Nuño Ortega, Emmanuel; Portilla Rodríguez, Henry (Escuela Superior de Ingenieros de la Universidad de Sevilla, 2011)
    Text en actes de congrés
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    Teleoperation systems allow the extension of the human operator’s sensing and manipulative capability into a remote environment to perform tasks at a distance, but the time-delays in the communications affect the stability ...
  • A framework for robustness assessment in the context of corroded RC structures 

    Cavaco, E. S.; Neves, L. A. C.; Casas Rius, Joan Ramon; Huespe, Alfredo Edmundo (CRC Press, 2010)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    Structural robustness is an emergent concept related to the structural response to damage. At the present time, robustness is not well defined and much controversy still remains around this subject. Even if robustness has ...
  • A framework for software reference architecture analysis and review 

    Martínez Fernández, Silverio Juan; Ayala Martínez, Claudia Patricia; Franch Gutiérrez, Javier; Martins Marques, Helena; Ameller, David (2013)
    Text en actes de congrés
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    Tight time-to-market needs pushes software companies and IT consulting firms to continuously look for techniques to improve their IT services in general, and the design of software architectures in particular. The use of ...
  • A framework for structural systems based on the principles of statistical mechanics 

    Andújar Moreno, Rabindranath; Roset Calzada, Jaime; Kilar, Vojko (2014-11)
    Article
    Accés obert
  • A Framework for successful new product development 

    Bhuiyan, Nadia (School of Industrial and Aeronautic Engineering of Terrassa (ETSEIAT). Universitat Politècnica de Catalunya (UPC), 2011-12)
    Article
    Accés obert
    Purpose: The purpose of this paper is to propose a framework of critical success factors, metrics, and tools and techniques for implementing metrics for each stage of the new product development (NPD) process. Design/ ...
  • A framework for the development and maintenance of adaptive, dynamic, context-aware information services 

    Palau, Manel; Gómez Sebastià, Ignasi; Ceccaroni, Luigi; Vázquez Salceda, Javier; Nieves Sánchez, Juan Carlos (2010)
    Text en actes de congrés
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    This paper presents an agent-based methodological approach to design distributed service-oriented systems which can adapt their behaviour according to changes in the environment and in the user needs, even taking the ...
  • A Framework for the evolution of temporal conceptual schemas of information systems (extended version) 

    López-Roldan Otaduy, José R.; Olivé Ramon, Antoni (2000-02)
    Report de recerca
    Accés obert
    This paper focuses on the problem of information systems evolution. Ideally, changes in the requirements of information systems should be defined and managed at the conceptual schema level, with an automatic propagation ...
  • A framework for user-centered declarative ETL 

    Theodorou, Vasileios; Abelló Gamazo, Alberto; Thiele, Maik; Lehner, Wolfgang (2014)
    Text en actes de congrés
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    As business requirements evolve with increasing information density and velocity, there is a growing need for efficiency and automation of Extract-Transform-Load (ETL) processes. Current approaches for the modeling and ...
  • A framework of hierarchical graphs and its application to the semantics of SRML 

    Mylonakis Pascual, Nicolás; Orejas Valdés, Fernando (2012)
    Report de recerca
    Accés obert
    Hierarchical grapsh or, in general, hierarchical graph structures are needed when describing visual models at different levels of abstraction. This is the case of the semantic model of SRML, the service modeling language ...
  • A Framework proposal for monitoring and evaluating training in ERP implementation project 

    Esteves, José; Pastor Collado, Juan Antonio; Casanovas Garcia, Josep (2003-02)
    Report de recerca
    Accés obert
    During the last years some researchers have studied the topic of critical success factors in ERP implementations, out of which 'training' is cited as one of the most ones. Up to this moment, there is not enough research ...
  • A framework to take account of CO2 restrictions on municipal urban planning 

    Cuchí Burgos, Alberto; Mourao Terra, Joana; Pagès Ramon, Anna (2009)
    Text en actes de congrés
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  • A Free accessible individual-based simulator enabling virtual experiments on soil organic matter processes in classroom 

    Gras Moreu, Anna Maria; Cañadas Lorenzo, Juan Carlos; Ginovart Gisbert, Marta (Universitat Politècnica de Catalunya. Institut de Ciències de l'Educació, 2013-09)
    Article
    Accés obert
    This work addresses and aims to fulfil a very clear need in teaching biosystem engineering. When introducing students to the complexity of soil processes, one of the frustrations that teachers ofen experience is ...
  • A free boundary problem of codimension two 

    Athanasopoulos, Ioannis (2007-06-18)
    Audiovisual
    Accés obert
    Conferència presentada dins el marc de la GLOBAL School on PDEs: layers and dislocations (Barcelona, UPC, 18-22 juny 2007).
  • A free surface finite element model for low Froude number mould filling problems on fixed meshes 

    Coppola Owen, Ángel H.; Codina, Ramon (2011-07-10)
    Article
    Accés restringit per política de l'editorial
    The simulation of low Froude number mould filling problems on fixed meshes presents significant difficulties. As the Froude number decreases, the coupling between the position of the interface and the resulting flow field ...
  • A frequency approach on MIMO DSP for optical communication systems 

    Palou Garcia, Xavier (Universitat Politècnica de Catalunya, 2013-02-28)
    Projecte/Treball Final de Carrera
    120 months embargo
    [ANGLÈS] Spatial Division Multiplexing (SDM) has arisen during the last years as the most promising technique to overcome the increasing necessity of capacity of the communication systems while avoiding the theoretical ...
  • A frequency domain approach for controlling chaos in switching converters 

    Rodríguez Vilamitjana, Enric; Alarcón Cot, Eduardo José; Iu, H. H. C.; El Aroudi, Abdelali (2010)
    Text en actes de congrés
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    The purpose of this paper is the synthesis from the frequency domain standpoint of a controller for switching power converters with the aim to eliminate bifurcation and chaotic behavior. Firstly the paper analyzes the ...
  • A frequency independent method for adaptive correction of time interleaved analog to digital converters 

    Bonnetat, Antoine; Hodé, Jean-Miquel; Dallet, Dominique; Ferré, Guillaume (SARTI, 2013)
    Article
    Accés obert
  • A frequency reconfigurable cell for beam-scanning reflectarrays 

    Rodrigo López, Daniel; Jofre Roca, Lluís; Perruisseau Carrier, Julien (Institute of Electrical and Electronics Engineers (IEEE), 2013)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    Reflectarray antennas are excellent candidates for beam-scanning applications thanks to their low loss, light and quasi-planar structure and ease of electronic control. However, reflectarray antennas suffer from narrower ...
  • A freshmen mentoring program at the Universitat Politècnica de València over the period 2000-2010 

    Barrachina, Xavier; Conejero, J. Alberto; García Félix, Eloína (School of Industrial and Aeronautic Engineering of Terrassa (ETSEIAT). Universitat Politècnica de Catalunya (UPC), 2011-04)
    Article
    Accés obert
    Purpose: We quantify the dedication of mentors and mentees in a double-mentor program for freshmen. We also analyze the fulfillment of the expectations of all the participants and the utility of each mentor during the ...