Ara es mostren els items 3454-3473 de 245897

    • A constraint-based dynamic geometry system 

      Freixas Boleda, Marc; Joan Arinyo, Robert; Soto Riera, Antoni (Elsevier, 2010-02)
      Article
      Accés restringit per política de l'editorial
      Dynamic geometry systems are tools for geometric visualization. They allow the user to define geometric elements, establish relationships between them and explore the dynamic behavior of the remaining geometric elements ...
    • A constraint-based hypergraph partitioning approach to coreference resolution 

      Sapena Masip, Emilio (Universitat Politècnica de Catalunya, 2012-05-16)
      Tesi
      Accés obert
      The objectives of this thesis are focused on research in machine learning for coreference resolution. Coreference resolution is a natural language processing task that consists of determining the expressions in a discourse ...
    • A Constraint-Based Hypergraph Partitioning Approach to Coreference Resolution 

      Sapena Masip, Emilio; Padró, Lluís; Turmo Borras, Jorge (2013-12)
      Article
      Accés obert
      This work is focused on research in machine learning for coreference resolution. Coreference resolution is a natural language processing task that consists of determining the expressions in a discourse that refer to the ...
    • A construction of continuous-time ARMA models by iterations of Ornstein-Uhlenbeck processes 

      Arratia Quesada, Argimiro Alejandro; Cabaña, Ana Alejandra; Cabaña Perez, Enrique (Institut d'Estadística de Catalunya, 2016-12)
      Article
      Accés obert
      We present a construction of a family of continuous-time ARMA processes based on p iterations of the linear operator that maps a Lévy process onto an Ornstein-Uhlenbeck process. The construction resembles the procedure to ...
    • A construction of continuous-time ARMA models by iterations of Ornstein-Uhlenbeck processes 

      Arratia Quesada, Argimiro Alejandro; Cabaña, Alejandra; Cabaña, Enrique M. (Institut d'Estadística de Catalunya, 2016-12-19)
      Article
      Accés obert
    • A construction of Small (q-1)-Regular Graphs of Girth 8 

      Abreu, Marien; Araujo Pardo, Gabriela; Balbuena Martínez, Maria Camino Teófila; Labbate, D. (2015-04-21)
      Article
      Accés obert
      In this note we construct a new infinite family of (q - 1)-regular graphs of girth 8 and order 2q(q - 1)(2) for all prime powers q >= 16, which are the smallest known so far whenever q - 1 is not a prime power or a prime ...
    • A construction of small regular bipartite graphs of girth 8 

      Balbuena Martínez, Maria Camino Teófila (2009-01)
      Article
      Accés obert
      Let q be a prime a power and k an integer such that 3 ≤ k ≤ q. In this paper we present a method using Latin squares to construct adjacency matrices of k-regular bipartite graphs of girth 8 on $2(kq^{2}-q)$ vertices. Some ...
    • A construction of traceability set systems with polynomial tracing algorithm 

      Egorova, Elena; Fernández Muñoz, Marcel; Kabatiansky, Grigory (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Text en actes de congrés
      Accés obert
      A family F of w-subsets of a finite set X is called a set system with the identifiable parent property if for any w-subset contained in the union of some t sets, called traitors, of F at least one of these sets can be ...
    • A Constructive linear time algorithm for small cutwidth 

      Thilikos Touloupas, Dimitrios; Serna Iglesias, María José; Bodlaender, Hans L. (2000-09)
      Report de recerca
      Accés obert
      The cutwidth of a graph G is defined to be the smallest integer k such that the vertices of G can be arranged in a linear layout [v(1),...,v(n)] in such a way that for every i=1,...,n-1, there are at most k edges with the ...
    • A constructivist didactic methodology for a humanoid robotics workshop 

      Miranda Añon, Alexandre; Bolea Monte, Yolanda; Grau Saldes, Antoni; Sanfeliu Cortés, Alberto (IEEE Press. Institute of Electrical and Electronics Engineers, 2012)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      This paper presents a constructivist methodology oriented to training Robotics in its wide sense, and its implementation in higher education. A humanoid robotics workshop is included as a part of the curriculum of ...
    • A construção da centralidade urbana de Balneário Camboriú-SC 

      Devitte, Alessandra; Souza, Carlos Alberto Barbosa de; Radatz, Lucas Mincaroni Neto (Departament d’Urbanisme i Ordenació del Territori. Universitat Politècnica de Catalunya / Facultad de Arquitectura, Urbanismo y Diseño de la Universidad Nacional de Córdoba, 2018-06)
      Text en actes de congrés
      Accés obert
      Propõe-se neste artigo uma discussão acerca da formação da área central de Balneário Camboriú, em Santa Catarina. A pesquisa tem como objetivo identificar as articulações existentes, os elementos que contribuíram para sua ...
    • A construção de cidades resilientes por meio da gestão integrada de riscos: uma cooperação entre Universidade e Órgãos Públicos 

      Oliveira, Gabriela Guimarães Gouvêa de; Santos, Gislaine dos; Souza, Jordan Henrique de; Moreira, Raphaella de Souza Resende (Faculdade de Arquitetura da Universidade de Lisboa / Universidade Presbiteriana Mackenzie de São Paulo / Pontifícia Universidade Católica de Campinas / Grup de Recerca en Urbanisme de la Universitat Politècnica de Catalunya / Academia de Escolas de Arquitectura e Urbanismo de Língua Portugues, 2020-06)
      Text en actes de congrés
      Accés obert
      Atualmente, existe um reconhecimento global de que as cidades estão suscetíveis a riscos e que são necessárias mobilizações de agentes de várias esferas para implantação de medidas de prevenção do risco a desastres. Entre ...
    • A construção de políticas urbanas e os desastres: a Bacia Hidrográfica do Rio Itajaí – SC 

      Jansen, Giane Roberta; Vieira, Rafaela (Departament d’Urbanisme i Ordenació del Territori. Universitat Politècnica de Catalunya / Curso de Arquitetura e Urbanismo. Universidade do Vale do Itajaí, 2016-05-31)
      Text en actes de congrés
      Accés obert
      Desastres naturais frequentes têm ratificado a necessidade de incorporar esta temática ao planejamento do território. A bacia hidrográfica do rio Itajaí (BHRI) é recordada pelo desastre de 2008 que gerou perdas sociais, ...
    • A construção do Indicador de Densidade, Verticalidade e Sustentabilidade (IDVS) para condomínios: estudo de caso no município de Campo Grande/MS 

      Torres, L. A; Almeida, L. C. B; Arruda, A. M. V (Departament d’Urbanisme i Ordenació del Territori. Universitat Politècnica de Catalunya / Facultad de Arquitectura, Urbanismo y Diseño de la Universidad Nacional de Córdoba, 2018-06)
      Text en actes de congrés
      Accés obert
      O trabalho apresenta o estudo para a construção do Indicador de Densidade, Verticalidade e Sustentabilidade Urbana (IDVS) para condomínios verticais no município de Campo Grande, no estado do Mato Grosso do Sul, Brasil. ...
    • A contact algorithm for shell problems via Delaunay-based meshing of the contact domain 

      Kamran, Kamran; Rossi, Riccardo; Oñate Ibáñez de Navarra, Eugenio (2013-07)
      Article
      Accés restringit per política de l'editorial
      The simulation of the contact within shells, with all of its different facets, represents still an open challenge in Computational Mechanics. Despite the effort spent in the development of techniques for the simulation of ...
    • A contact domain method for large deformation frictional contact problems. Part 1: Theoretical basis 

      Oliver Olivella, Xavier; Hartmann, S; Cante Terán, Juan Carlos; Weyler Pérez, Rafael; Hernández Ortega, Joaquín Alberto (2009-03)
      Article
      Accés restringit per política de l'editorial
      In the first part of this work, the theoretical basis of a frictional contact domain method for two-dimensional large deformation problems is presented. Most of the existing contact formulations impose the contact constraints ...
    • A contact domain method for large deformation frictional contact problems. Part 2: Numerical aspects 

      Hartmann, S.; Oliver Olivella, Xavier; Weyler Pérez, Rafael; Cante Terán, Juan Carlos; Hernández Ortega, Joaquín Alberto (2009)
      Article
      Accés restringit per política de l'editorial
      This second part of the work describes the numerical aspects of the developed contact domain method for large deformation frictional contact problems. The theoretical basis of this contact method is detailed in the first ...
    • A contact geometry framework for field theories with dissipation 

      Gaset Rifà, Jordi; Gràcia Sabaté, Francesc Xavier; Muñoz Lecanda, Miguel Carlos; Rivas Guijarro, Xavier; Román Roy, Narciso (2020-03-01)
      Article
      Accés obert
      We develop a new geometric framework suitable for dealing with Hamiltonian field theories with dissipation. To this end we define the notions of k-contact structure and k-contact Hamiltonian system. This is a generalization ...
    • A contact model for rough crushable sand 

      Zhang, Ningning; Ciantia, Matteo Oryem; Arroyo Alvarez de Toledo, Marcos; Gens Solé, Antonio (2021-06)
      Article
      Accés obert
      Sand roughness is now accessible to measurement. Incorporating this parameter into sand models using the discrete element method (DEM) is known to improve bulk small strain response. In this work we explore the effect on ...
    • A contact problem aplication for the local behaviour of soil pile interaction 

      Kullolli, Borana; Stutz, Henning; Bronsert, Jeffrey; Dutto, Paola; Baeßler, Matthias (CIMNE, 2017)
      Text en actes de congrés
      Accés obert
      In geotechnical engineering, the main parameter for the performance of structures such as reinforced walls or deep foundations is often the shaft bearing capacity. In numerical analysis, important advancements have been ...