Ara es mostren els items 3882-3901 de 97234

  • A virtual actuator approach for fault tolerant control of switching LPV systems 

    Rotondo, Damiano; Puig Cayuela, Vicenç; Nejjari Akhi-Elarab, Fatiha (2014)
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    In this paper, virtual actuators are proposed as a Fault Tolerant Control (FTC) strategy for switching Linear Parameter Varying (LPV) systems subject to actuator faults. The overall solution relies on the addition of a ...
  • A virtual actuator approach for the fault tolerant control of unstable linear systems subject to actuator saturation and fault isolation delay 

    Rotondo, Damiano; Ponsart, J. C.; Theilliol, Didier; Nejjari Akhi-Elarab, Fatiha; Puig Cayuela, Vicenç (2015-01-01)
    Article
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    This paper presents a fault tolerant control (FTC) strategy for unstable linear systems subject to actuator saturation and fault isolation delay. The solution relies on virtual actuators, an active fault-hiding method that ...
  • A virtual model of Barcelona in the XVIII century 

    Muñoz Salinas, Francisco (Centro de Política de Suelo y Valoraciones (CPSV), 2004)
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  • A virtual model of Barcelona in the XVIII century 

    Muñoz Salinas, Francisco (Centre de Política de Sòl i Valoracions, 2004-09)
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  • A Virtual Reality approach to progressive lenses simulation 

    Rodríguez Celaya, José Antonio; Brunet Crosa, Pere; Ezquerra, Norberto; Palomar, J.E. (2005)
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    Progressive lenses are lenses that allow focusing objects at any distance. The main problem of these lenses is the arise of marginal zones that present aberrations in which vision is defective. The interest of our research ...
  • A virtual reality exposure therapy for PTSD patients controlled by a fuzzy logic system 

    Oliveira, F. M.; Lanzillotti, R. S.; Da Costa, R. M. E. M.; Gonçalves, R.; Ventura, P.; Carvalho, L. A. V. de (Càtedra d'Accessibilitat (CATAC), 2014-07)
    Article
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    This paper describes the main characteristics of two integrated systems that explore Virtual Reality technology and Fuzzy Logic to support and to control the assessment of people with Post-Traumatic Stress Disorder during ...
  • A virtual reality study of surrounding obstacles on BIPV systems for estimation of long-term performance of partially shaded PV arrays 

    Celik, Berk; Karatepe, Engin; Gokmen, Nuri; Silvestre Bergés, Santiago (2013-12)
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    This work presents a new analytical method to evaluate the efficiency of PV systems working in partial shading conditions by taking into account the effect of surrounding obstacles. A mathematical procedure to determine ...
  • A virtual reconstruction of a wave-powered flour mill from 1801 

    López Membrilla, Manuel; Villasevil Marco, Francisco Javier; López Membrilla, Dolores; Monguet Fierro, José María; Marqués Calvo, José Joaquín (Springer, 2011-04-06)
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    Around 1801, Francisco Terrés i Serra designed and developed a ­sustainable wave-powered flour mill in Vilanova i la Geltrú, a town located on the Mediterranean coast south of Barcelona, Spain. The mill, which was located ...
  • A virtual reconstruction of wave-powered flour mill from 1801 

    López Membrilla, Manuel; Villasevil Marco, Francisco Javier; López Membrilla, Dolores; Monguet Fierro, José María; Marqués Calvo, José Joaquín (2008)
    Capítol de llibre
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    Around 1801, Francisco Terrés i Serra designed and developed a sustainable wave-powered flour mill in Vilanova i la Geltrú, a town located on the Mediterranean coast south of Barcelona, Spain. The mill, which was located ...
  • A Virtual Umbilical Cord 

    Pomés Freixa, Ausiàs (Universitat Politècnica de Catalunya, 2011-07-01)
    Projecte/Treball Final de Carrera
    Accés obert
    English: Immersive Virtual Reality applied to study body representation in humans] Immersive Virtual Reality (IVR) techniques have been applied successfully in many areas as phobia treatment and pain alleviation. Our main ...
  • A Viscoplastic constitutive model with strain rate variables for asphalt mixtures’ numerical simulation 

    González Lopez, Jose Manuel; Miquel Canet, Juan; Oller Martínez, Sergio Horacio; Miró Recasens, José Rodrigo (Elsevier, 2007)
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    The study and development of recycling techniques for pavements is an increasing activity in engineering nowadays. This research line demands a more realistic characterization of the material properties with the aim of ...
  • A viscoplastic model with strain rate constitutive parameters for asphalt mixtures' response simulation 

    González Lopez, Jose Manuel; Miquel Canet, Juan; Oller Martínez, Sergio Horacio (2005)
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    The mechanical behavior of the asphalt pavements is a complex phenomenon conditioned by the heterogeneity of the asphalt composite material. Experimental tests in the laboratory show a clear strain rate dependency in the ...
  • A visual embedding for the unsupervised extraction of abstract semantics 

    García Gasulla, Dario; Ayguadé Parra, Eduard; Labarta Mancho, Jesús José; Béjar Alonso, Javier; Cortés García, Claudio Ulises; Suzumura, Toyotaro; Chen, R (2017-05-01)
    Article
    Accés restringit per política de l'editorial
    Vector-space word representations obtained from neural network models have been shown to enable semantic operations based on vector arithmetic. In this paper, we explore the existence of similar information on vector ...
  • A visual tale of two cities: video as a tool for representation through informal learning 

    Topçu, Ürman; Taberna Torres, Judit; Hofert Feix, Karin Elke (Grup per a la Innovació i la Logística Docent en l'Arquitectura (GILDA) / Universitat Politècnica de Catalunya. Iniciativa Digital Politècnica, 2015-05)
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    In recent years, videos have become significant aspects of learning experience. Learning now occurs in a variety of ways through different communities of practice and personal networks. This is true for learning in design ...
  • A Volume Visualization Algorithm using a coherent Extended Weight Matrix 

    Tost Pardell, Daniela; Puig Puig, Anna; Navazo Álvaro, Isabel (1995-01)
    Article
    Accés restringit per política de l'editorial
    Direct cell-to-cell volume visualization algorithms, also called projective rendering methods, present the advantage of allowing semi-transparencies and, additionally, as they project all the samples, they avoid the ...
  • A VQ based speaker recognition system based in histogram distances. Text independent and for noisy environements 

    Monte Moreno, Enrique; Arqué, Ramón; Miro, Xavi (Robert H. Mannel and Jordi Robert-Ribes, 1998)
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    In speaker recognition systems based on VQ, normally each speaker is assigned a codebook, and the classification is done by means of the a distortion distance of the utterance computed by means of each codebook. In [1] ...
  • A waist-worn inertial measurement unit for Parkinson’s disease long-term monitoring 

    Rodríguez Martín, Daniel Manuel; Pérez López, Carlos; Samà Monsonís, Albert; Català Mallofré, Andreu; Moreno Aróstegui, Juan Manuel; Cabestany Moncusí, Joan; Mestre, Berta; Alcaine, Sheila; Prats, Anna; Cruz Crespo, Mari; Bayés, Àngels (2017-04-11)
    Article
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    Inertial measurement units (IMUs) are devices used, among other fields, in health applications, since they are light, small and effective. More concretely, IMUs have demonstrated to accurately monitor motor symptoms of ...
  • A water availability prediction system for water management 

    Llort Pavon, Xavier; Rodríguez, Álvaro; Sancho, David; Sánchez-Diezma Guijarro, Rafael; Cangròs Alonso, Arnau; Muñoz Morillo, Esteban; Berenguer Ferrer, Marc; Sempere Torres, Daniel (2015)
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    In this work we present a Water Availability Prediction System [WAPS] developed and implemented within two EU-FP7 projects: UrbanWater and WatERP. The aim of the WAPS is to provide information for management purposes, and ...
  • A wearable inertial measurement unit for long-term monitoring in the dependency care area 

    Rodríguez Martín, Daniel Manuel; Pérez López, Carlos; Samà Monsonís, Albert; Cabestany Moncusí, Joan; Català Mallofré, Andreu (2013-10-18)
    Article
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    Human movement analysis is a field of wide interest since it enables the assessment of a large variety of variables related to quality of life. Human movement can be accurately evaluated through Inertial Measurement Units ...
  • A web interface for satellite scheduling problems 

    Xhafa Xhafa, Fatos; Garcia, Carlos; Barolli, Admir; Takizawa, Makoto (Institute of Electrical and Electronics Engineers (IEEE), 2016)
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    Mission planning plays an important role in satellite control systems, especially with increase of number of satellites and more complex missions to be planned. In a general setting, the satellite mission scheduling consists ...