Ara es mostren els items 5454-5473 de 244434

    • A new era of coastal services 

      Carniel, Sandro; Bonaldo, Davide; Sánchez-Arcilla Conejo, Agustín (2018-01)
      Article
      Accés restringit per política de l'editorial
      The increasing quality and quantity of information provided by Copernicus (the European Union Programme funneling Earth Observation and in situ data into a broad set of information services) offer the possibility to analyse ...
    • A new estimation of the lower error bound in balanced truncation method 

      Ha Binh, Minh; Batlle Arnau, Carles; Fossas Colet, Enric (2014-08-01)
      Article
      Accés obert
      For a single-input/single-output (SISO) linear time-invariant dynamical system, the standard H-infinity-norm lower error bound of balanced truncation method is parallel to G(s) - G(r)(s)parallel to(H infinity) >= sigma(r+1), ...
    • A new evaluation framework for nature-based solutions (NBS) projects based on the application of performance questions and indicators approach 

      Sowinska Swierkosz, Barbara; García Serrano, Joan (Elsevier, 2021-09)
      Article
      Accés obert
      One of the key features of nature-based solutions (NBSs) is their high effectiveness and economic and resource efficiency in solving problems compared to traditional grey interventions. These aspects, however, have so far ...
    • A new experiments-based methodology to define the stability threshold for any vehicle exposed to flooding 

      Martínez Gomariz, Eduardo; Gómez Valentín, Manuel; Russo, Beniamino; Djordjevic, S. (Taylor & Francis, 2017-09)
      Article
      Accés obert
      A vehicle exposed to flooding, after losing stability, becomes buoyant and may be washed away with potential injuries and fatalities. Such vehicles cause additional disruption to traffic that is already affected by flooding, ...
    • A new flexible ONU design for UDWDM-PON with coherent transceivers and smart activation process 

      Segarra Mullerat, Josep; Sales Zaragozá, Vicente; Prat Gomà, Josep Joan; Pous, R. (2014)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      We present a novel ONU architecture for coherent UDWDM-PON with randomly distributed ONU wavelengths. The ONU is built with one or two lasers exhibiting simple limited thermal tunability in a specific optical band, where ...
    • A new forecasting approach for the hospitality industry 

      Claveria, Oscar; Monte Moreno, Enrique; Torra Porras, Salvador (2015-10-01)
      Article
      Accés obert
      Purpose – This study aims to apply a new forecasting approach to improve predictions in the hospitality industry. To do so, the authors developed a multivariate setting that allows the incorporation of the cross-correlations ...
    • A New Formal Context for Symmetric Dependencies 

      Baixeries i Juvillà, Jaume (2011)
      Text en actes de congrés
      Accés obert
      In this paper we present a new formal context for symmetric dependencies. We study its properties and compare it with previous approaches. We also discuss how this new context may open the door to solve some open problems ...
    • A new formulation to assess the seismic demand of masonry structures by means of input energy 

      Meza, J. Miguel; Peña, Fernando (CIMNE, 2011)
      Text en actes de congrés
      Accés obert
      The main objective of this paper is to evaluate the elastic input energy of unreinforced masonry structures by means of the input energy spectrum. The energy is a novel approach which allows evaluating in a global and ...
    • A new frame for constitutive modeling of visco elastic polymers; accounting thermal effects and strain induced crystallization 

      Billon, N.; Bikard, J. (CIMNE, 2013)
      Text en actes de congrés
      Accés obert
      Modelling the mechanical behaviour of polymers is a nontrivial task. Usual macroscopic approaches that decompose global deformation into three elementary components in a “a priori” manner often results in complex and “of ...
    • A new functional for improving cell area distribution 

      Barrera Sánchez, P.; Domínguez-Mota, F:J.; González Flores, G. (CIMNE, 2013)
      Text en actes de congrés
      Accés obert
      In this work we present a new area functional that help us improve the cell area distribution in structured grids over plane irregular regions, which avoids very small and very large cell areas as much as possible. We ...
    • A new gene-based association test for genome-wide association studies 

      Buil, Alfonso; Martínez-Pérez, Angel; Perera Lluna, Alexandre; Rib, Leonor; Caminal Magrans, Pere; Soria, José Manuel (2009-12-15)
      Article
      Accés obert
      Genome-wide association studies are widely used today to discover genetic factors that modify the risk of complex diseases. Usually, these methods work in a SNP-by-SNP fashion. We present a gene-based test that can be ...
    • A new general family of mixed graphs 

      Dalfó Simó, Cristina (2019-01-11)
      Article
      Accés obert
      A new general family of mixed graphs is presented, which generalizes both the pancake graphs and the cycle prefix digraphs. The obtained graphs are vertex transitive and, for some values of the parameters, they constitute ...
    • A new general method to compute dispersion errors on Cartesian stretched meshes for both linear and non-linear operators 

      Ruano Pérez, Jesús; Baez Vidal, Aleix; Rigola Serrano, Joaquim; Trias Miquel, Francesc Xavier (2022-02-01)
      Article
      Accés restringit per política de l'editorial
      The present article presents a new analysis for the dispersion error and the methodology to evaluate it numerically. Here we present the spectral properties of several convective schemes, including non-linear ones, on ...
    • A new general-purpose method for the computation of the interval availability distribution 

      Carrasco, Juan A. (2013-11-18)
      Article
      Accés obert
      We develop a new randomization-based general-purpose method for the computation of the interval availability distribution of systems modeled by continuous-time Markov chains (CTMCs). The basic idea of the new method is ...
    • A new generation of early warning systems for coastal risk: the iCoast project 

      Gracia Garcia, Vicente; García León, Manuel; Sánchez-Arcilla Conejo, Agustín; Gault, Jeremy; Oller, Pere; Fernández, Juan; Sairouni, Abdel; Cristofori, Elena; Toldrà, Ramón (2014)
      Comunicació de congrés
      Accés obert
      A new coastal early warning system CEWS called iCoast for the NW Mediterranean Sea is under development. It is composed of three numerical modules: meteorological, hydrodynamic and morphodynamic. The CEWS is designed for ...
    • A new generation of nautical publications and aids to navigation 

      Carbajosa, Jesús (2007-11-22)
      Audiovisual
      Accés obert
    • A new generation of task-parallel algorithms for matrix inversion in many-threaded CPUs 

      Catalán Pallarés, Sandra; Igual Peña, Francisco D.; Rodríguez Sánchez, Rafael; Herrero Zaragoza, José Ramón; Quintana Ortí, Enrique Salvador (Association for Computing Machinery (ACM), 2021)
      Text en actes de congrés
      Accés obert
      We take advantage of the new tasking features in OpenMP to propose advanced task-parallel algorithms for the inversion of dense matrices via Gauss-Jordan elimination. Our algorithms perform a partitioning of the matrix ...
    • A new granular column collapse device to characterise flowability of bulk materials 

      Torres Serra, Joel; Romero Morales, Enrique Edgar; Rodríguez Ferran, Antonio (Multidisciplinary Digital Publishing Institute (MDPI), 2018-07)
      Article
      Accés obert
      A wide range of bulk materials with different physical properties are nowadays handled in the packaging industry using different material conveying techniques. Nevertheless, experimental methodologies to characterise ...
    • A new graph matching method for point-set correspondence using the EM algorithm and Softassign 

      Sanromà Güell, Gerard; Alquézar Mancho, René; Serratosa Casanelles, Francesc (2012)
      Article
      Accés restringit per política de l'editorial
      Finding correspondences between two point-sets is a common step in many vision applications (e.g., image matching or shape retrieval). We present a graph matching method to solve the point-set correspondence problem, which ...
    • A new high-efficiency single-phase transformerless PV inverter topology 

      Kerekes, Tamas; Teodorescu, Remus; Rodríguez Cortés, Pedro; Vázquez Guzmán, Gerardo; Aldabas Rubira, Emiliano (IEEE Press. Institute of Electrical and Electronics Engineers, 2011-01)
      Article
      Accés obert
      There is a strong trend in the photovoltaic inverter technology to use transformerless topologies in order to acquire higher efficiencies combining with very low ground leakage current. In this paper, a new topology, ...