Now showing items 46338-46357 of 156306

  • DYMO self forwarding: a simple way for reducing the routing overhead in MANETs 

    Zola, Enrica Valeria; Barceló Arroyo, Francisco; Martín Escalona, Israel (HINDAWI, 2017-04)
    Article
    Open Access
    Current routing protocols in Mobile Ad hoc Networks tend to use information on the position of the nodes in order to improve their features. In fact, without this information, protocols are hardly scalable since they tend ...
  • DYMO self-forwarding: a simple way for reducing the routing overhead in MANETS 

    Zola, Enrica Valeria; Barceló Arroyo, Francisco; Martín Escalona, Israel (HINDAWI, 2017-01-01)
    Article
    Open Access
    Current routing protocols in Mobile Ad hoc Networks tend to use information on the position of the nodes in order to improve their features. In fact, without this information, protocols are hardly scalable since they tend ...
  • Dynamic Adaptable Asynchronous Progress Model for MPI RMA Multiphase Applications 

    Si, Min; Peña, Antonio J.; Hammond, Jeff; Balaji, Pavan; Takagi, Masamichi; Ishikawa, Yutaka (IEEE, 2018-09-01)
    Article
    Open Access
    Casper is a process-based asynchronous progress model for MPI one-sided communication on multi- and many-core architectures. The one-sided communication is not truly one-sided in most MPI implementations: the target process ...
  • Dynamic Adaptive Streaming over HTTP Study in Heterogeneous Networks 

    Solivellas Mulet, Guillem Rafel (Universitat Politècnica de Catalunya, 2014-09)
    Master thesis (pre-Bologna period)
    Open Access
    [ANGLÈS] Video streaming is becoming more and more popular in society, both live and on demand video. Some big companies have designed their own standards for video streaming over HTTP. In this project, we study the standard ...
  • Dynamic Air Holding Program for Delay Assignment applied to Barcelona Airport Case 

    Zheng, Danlin (Universitat Politècnica de Catalunya, 2015-09-09)
    Bachelor thesis
    Open Access
    Nowadays, the aircraft is the most used transport to travel between two very distanced places since it is the fastest way. For these last years, the demand of flights has been increasing immensely, so the airports have ...
  • Dynamical analysis and design of active orthoses by aesthetic and energetic optimization 

    García-Vallejo, Daniel; Font Llagunes, Josep Maria; Schiehlen, Werner (2016)
    Conference report
    Restricted access - publisher's policy
  • Dynamical analysis and design of active orthoses for spinal cord injured subjects by aesthetic and energetic optimization 

    García-Vallejo, Daniel; Font Llagunes, Josep Maria; Schiehlen, Werner (2016-04)
    Article
    Open Access
    The dynamic analysis and simulation of human gait using multibody dynamics techniques has been a major area of research in the last decades. Nevertheless, not much attention has been paid to the analysis and simulation of ...
  • Dynamical analysis of an interleaved single inductor TITO switching regulator 

    El Aroudi, Abdelali; Moreno Font, Vanessa; Benadero García-Morato, Luis (2009-06)
    Article
    Open Access
    We study the dynamical behavior of a single inductor two inputs two outputs (SITITO) power electronics DC-DC converter under a current mode control in a PWM interleaved scheme. This system is able to regulate two, generally ...
  • Dynamical Analysis of Lower Abdominal Wall in the Human Inguinal Hernia 

    Fortuny Anguera, Gerard (Universitat Politècnica de Catalunya, 2009-02-20)
    Doctoral thesis
    Open Access
    En aquesta tesi es construeix un simulador numèric de la paret abdominal inferior, per tal de determinar la gènesis i les causes de les hernies inguinal humanes. Així, un model amb dades reals d'aquesta regió del cos humà ...
  • Dynamical and correlation properties of the Internet 

    Pastor Satorras, Romualdo; Vázquez, A; Vespignani, Alessandro (American Institute of Physics (AIP), 2001-11)
    Article
    Open Access
    The description of the Internet topology is an important open problem, recently tackled with the introduction of scale-free networks. We focus on the topological and dynamical properties of real Internet maps in a three-year ...
  • Dynamical aspects of intermolecular proton transfer in liquid water and low-density amorphous ices 

    Tahat, Amani; Martí Rabassa, Jordi (2014-05-19)
    Article
    Open Access
    The microscopic dynamics of an excess proton in water and in low-density amorphous ices has been studied by means of a series of molecular dynamics simulations. Interaction of water with the proton species was modelled ...
  • Dynamical aspects of multi-round horseshoe-shaped homoclinic orbits in the RTBP 

    Ollé Torner, Mercè; Barrabés Vera, Esther (2009-11)
    Article
    Restricted access - publisher's policy
    We consider the planar restricted three-body problem and the collinear equilibrium point L3, as an example of a center×saddle equilibrium point in a Hamiltonian with two degrees of freedom.We explore numerically the ...
  • Dynamical aspects of the Na+ - Cl- ion pair association in water 

    Rey Oriol, Rosendo; Guàrdia Manuel, Elvira (1992-05-01)
    Article
    Restricted access - publisher's policy
    Molecular dynamics is applied to analyze the association-dissociation process that takes place between contact and solvent-separated ion pairs for aqueous sodium chloride. A flexible single point charge model for water has ...
  • Dynamical behavior of asteroids near resonance: the 4:1 gap and the 7:2 group 

    Grau Sánchez, Miguel; González Casado, Guillermo (1999-08)
    Article
    Restricted access - publisher's policy
    A comparative study of the evolution of the Sun–Jupiter–Asteroid system near the 4:1 and 7:2 resonances is performed by means of two techniques that proceed differently from the Hamiltonian corresponding to the planar ...
  • Dynamical behavior of delay-coupled semiconductor lasers 

    Martínez González, Cristina (Universitat Politècnica de Catalunya, 2009-01-30)
    Doctoral thesis
    Open Access
    In this Thesis we have presented the results of a set of experimental investigations of the dynamics of delay-coupled semiconductor lasers. The characterization of these systems includes topics such as the processing of ...
  • Dynamically consistent probabilistic model for robot motion learning 

    Pardo Ayala, Diego Esteban; Rozo Castañeda, Leonel; Alenyà Ribas, Guillem; Torras, Carme (2012)
    Conference report
    Open Access
    This work presents a probabilistic model for learning robot tasks from human demonstrations using kinesthetic teaching. The difference with respect to previous works is that a complete state of the robot is used to obtain ...
  • Dynamically controlled resource allocation in SMT processors 

    Cazorla Almeida, Francisco Javier; Ramírez Bellido, Alejandro; Valero Cortés, Mateo; Fernandez Prieto, Enrique (Institute of Electrical and Electronics Engineers (IEEE), 2004)
    Conference report
    Open Access
    SMT processors increase performance by executing instructions from several threads simultaneously. These threads use the resources of the processor better by sharing them but, at the same time, threads are competing for ...
  • Dynamical modelling, analysis and optimization of a floater blanket for the Ocean Grazer 

    Clemente Piñol, Sílvia (Universitat Politècnica de Catalunya / University of Groningen, 2014)
    Master thesis
    Open Access
    The Ocean Grazer is a novel ocean energy collection and storage device, designed to extract and store multiple forms of ocean energy. This work aims to study and model the interaction between sea waves and the Ocean ...
  • Dynamical models of a wire scanner 

    Barjau Condomines, Ana; Herranz Álvarez, Juan Francisco; Dehning, Bernd (2016-10-01)
    Article
    Restricted access - publisher's policy
    The accuracy of the beam profile measurements achievable by the current wire scanners at CERN is limited by the vibrations of their mechanical parts. In particular, the vibrations of the carbon wire represent the major ...
  • Dynamical patterns of epidemic outbreaks in complex heterogeneous networks 

    Barthelemy, M; Barrat, A; Pastor Satorras, Romualdo; Vespignani, Alessandro (2005-03-10)
    Article
    Open Access
    We present a thorough inspection of the dynamical behavior of epidemic phenomena in populations with complex and heterogeneous connectivity patterns. We show that the growth of the epidemic prevalence is virtually instantaneous ...