Ara es mostren els items 5474-5493 de 84474

  • An environmental impact causal model for improving the environmental performance of construction processes 

    Fuertes Casals, Alba; Casals Casanova, Miquel; Gangolells Solanellas, Marta; Forcada Matheu, Núria; Macarulla Martí, Marcel; Roca Ramon, Xavier (Elsevier, 2013-08-01)
    Article
    Accés restringit per política de l'editorial
    Despite the increasing efforts made by the construction sector to reduce the environmental impact of their processes, construction sites are still a major source of pollution and adverse impacts on the environment. This ...
  • An Environmental review of wineries over the last centuries : from vernacular to high tech 

    Ganem, Carolina; Coch Roura, Helena (2012)
    Text en actes de congrés
    Accés obert
    From Egyptians and Phoenicians to our times, the process of making wine and wineries have gone a long way. Primitive wineries were caves found or made in the compact solid ground or special rooms constructed with high ...
  • An environmental study of the use of steel slag aggregate in gabion cages 

    Richter, Tanya Brigitte (Universitat Politècnica de Catalunya, 2013-06-16)
    Tesina
    Accés obert
    The growing tendency of sustainable building and development is transforming the way in which construction projects are faced. These changes are saving the natural environment, as well as, minimising the quantity of ...
  • An enzyme-catalysed bleaching treatment to meet dissolving pulp characteristics for cellulose derivatives applications 

    Quintana, Elisabet; Valls Vidal, Cristina; Vidal Lluciá, Teresa; Roncero Vivero, María Blanca (2013-11)
    Article
    Accés restringit per política de l'editorial
    Bleached cellulose with good end-properties (_90% ISO brightness and 62% cellulose preservation) was obtained by using a totally chlorine-free biobleaching process (TCF). Unbleached sulphite cellulose was treated with ...
  • An epipolar-constrained prior for efficient search in multi-view scenarios 

    Bosch, Ignacio; Salvador, Jordi; Pérez-Pellitero, Eduardo; Ruiz Hidalgo, Javier (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    In this paper we propose a novel framework for fast exploitation of multi-view cues with applicability in different image processing problems. In order to bring our proposed framework into practice, an epipolar-constrained ...
  • An epistemology for sustainability science: a proposal for the study of the health/disease phenomenon 

    Rios Osorio, Leonardo Alberto; Ortiz Lobato, Manuel; Álvarez del Castillo, Javier (2009-02-01)
    Article
    Accés restringit per política de l'editorial
    Epistemological approaches in classical science were grounded on the explanatory needs of the phenomena of their historical time. Nevertheless, our contemporary world shows challenging situations in which the explanatory ...
  • An equity model for higher education: analysis applied to the Chilean case 

    Espinoza Servin, Oscar; González, Luis Eduardo; Luz Latorre, Carmen (Global University Network for Innovation (GUNI), 2008)
    Article
    Accés obert
  • An erlang implementation of a scalable node B control unit 

    Casas Escoda, Adrià (Universitat Politècnica de Catalunya / Kungl. Tekniska högskolan, 2011)
    Projecte/Treball Final de Carrera
    Accés obert
    Realitzat a/amb: Kungliga Tekniska Högskolan
    The demand of mobile data traffic is increasing due to the popularization of advanced mobile devices such as smartphones and tablets and to the generalization of the use of mobile Internet. The Node B is one of the main ...
  • An error estimator for real-time simulators based on model order reduction 

    Alfaro, Icíar; González, David; Zlotnik, Sergio; Díez, Pedro; Cueto Prendes, Elias; Chinesta, Francisco (Springer, 2015-11-26)
    Article
    Accés obert
    Model order reduction (MOR) is one of the most appealing choices for real-time simulation of non-linear solids. In this work a method is presented in which real time performance is achieved by means of the o -line solution ...
  • An error estimator for separated representations of highly multidimensional models 

    Asaad Ammaar, Mouafk; Chinesta, F.; Díez, F.; Huerta, Antonio (2010)
    Article
    Accés obert
  • An estimate of maintenance efficiency in Brown-Proschan imperfect repair model with bathtub failure intensity 

    Krit, Makram; Rebai, Abdelwaheb (School of Industrial and Aeronautic Engineering of Terrassa (ETSEIAT). Universitat Politècnica de Catalunya (UPC), 2012-04)
    Article
    Accés obert
    Purpose: Estimate the maintenance efficiency in the Brown-Proschan model with the bathtub failure intensity. Design/methodology/approach: Empirical research through which we propose a framework to establish the ...
  • An European vision of network robot systems in urban areas 

    Sanfeliu Cortés, Alberto (NRF, 2008)
    Text en actes de congrés
    Accés obert
    Presentation of a vision of Network Robot Systems in Europe
  • An evaluation framework based on gold standard models for definition question answering 

    Kanaan Izquierdo, Samir; Turmo Borras, Jorge (2006-05)
    Report de recerca
    Accés obert
    This paper presents a weak supervised evaluation framework for definition question answering (DefQA) called Solon. It automatically evaluates a set of DefQA systems using existing human definitions as gold standard models. ...
  • An evaluation methodology for urban rehabilitation processes 

    Neto, Luís; Pinto, Nuno N.; Burns, Malcolm C. (Department of Civil Engineering of the University of Coimbra and e-GEO, Research Center in Geography and Regional Planning of the Faculty of Social Sciences and Humanities of the Nova University of Lisbon, 2011-10)
    Text en actes de congrés
    Accés obert
  • An evaluation of a simple dynamical model for impacts between rigid objects 

    Molino Minero, Erik; López García, Mariano; Manuel Lázaro, Antonio; Carlosena García, Alfonso; Roset Juan, Francesc Xavier (2009)
    Text en actes de congrés
    Accés obert
    The main purpose of this work is to propose a dynamical model for simulating the response of different metallic objects when impacted by another rigid body. In addition, a methodology for estimating the model parameters ...
  • An evaluation of BMX6 for community wireless networks 

    Neumann, Axel; López Berga, Ester; Navarro Moldes, Leandro (Institute of Electrical and Electronics Engineers (IEEE), 2012)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    Nowadays, a growing number of communities of citizens build, operate and own open IP-based community wireless networks with thousands of low capacity nodes actively participating in routing the data traffic. This article ...
  • An evaluation of PolSAR speckle filters on Compact-Pol images 

    Foucher, Samuel; Landry, Tom; López Martínez, Carlos; Charbonneau, François; Gagnon, Langis (IEEE, 2012)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    The goal of this study is to evaluate some polarimetric speckle filters when applied to Compact Polarimetry (CP) data. Seven filters are evaluated on a set of artificial CP images. Performances regarding image restoration ...
  • An evaluation of soil moisture downscaling techniques using L.Band Airbone observations 

    Piles, María; Vall-Llossera Ferran, Mercedes Magdalena; Camps Carmona, Adriano José; Talone, Marco (SARTI (Technological Development Centre of Remote Acquisition and Data processing Systems), 2010-04-13)
    Article
    Accés obert
  • An evaluation of the life cycle cost of rapeseed oil as a straight vegetable oil fuel to replace petroleum diesel in agriculture 

    Baquero Armans, Grau; Esteban Dalmau, Bernat; Riba Ruiz, Jordi-Roger; Rius Carrasco, Antoni; Puig Vidal, Rita (2011-08)
    Article
    Accés obert
    The use of straight vegetable oil (SVO) as biofuel has been recognized as a valid substitute of diesel fuel in the agricultural sector under specific circumstances. Its direct use reduces most of the chemical processes ...
  • An evaluation tool for physics applets 

    Pejuan Alcobé, Arcadi; Bohigas Janoher, Xavier; Jaen Herbera, Javier (Omnia Publisher SL (OmniaScience), 2016)
    Article
    Accés obert
    Physics applets are well known appealing resources to teach and learn physics, and a large number of them are available on the Internet. Nevertheless, not all of them are of the same quality, because such applets do not ...