Now showing items 9896-9915 of 72678

  • Beam steering accuracy in holographic optical tweezers 

    Català i Castro, Frederic (Universitat Politècnica de Catalunya, 2013-09-10)
    Master thesis
    Open Access
    [ANGLÈS] The use of spatial light modulators (SLMs) to achieve dynamic control of optical tweezers is observed to provide subnanometer precision in single trap positioning. However, some features concerning the digitalized ...
  • Beam-ACO based on stochastic sampling: a case study on the TSP with time windows 

    López Ibáñez, Manuel; Blum, Christian (2009)
    Article
    Restricted access - publisher's policy
    Beam-ACO algorithms are hybrid methods that combine the metaheuristic ant colony optimization with beam search. They heavily rely on accurate and computationally inexpensive bounding information for choosing between different ...
  • Beam-ACO for the longest common subsequence problem 

    Blum, Christian (IEEE Computer Society Publications, 2010)
    Conference report
    Open Access
    The longest common subsequence problem is classical string problem. It has applications, for example, in pattern recognition and bioinformatics. In this work we present a socalled Beam-ACO approach for solving this problem. ...
  • Beam-ACO for the repetition-free longest common subsequence problem 

    Blum, Christian; Blesa Aguilera, Maria Josep; Calvo, Borja (2013)
    Conference report
    Restricted access - publisher's policy
    In this paper we propose a Beam-ACO approach for a combinatorial optimization problem known as the repetition-free longest common subsequence problem. Given two input sequences x and y over a finite alphabet S, this problem ...
  • Beamforming antennas for 60 GHz positioning systems 

    Toda, Annapapió; Romeu Robert, Jordi; Jofre Roca, Lluís; de Flaviis, Franco (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    Conference report
    Restricted access - publisher's policy
    In this paper we analyze the benefit of using phased arrays as the receiving antennas of indoor location systems. A 60 GHz code division multiple access carrier-based ultra-wide band positioning system for the simultaneous ...
  • Beamforming Coordination Techniques in OFDM Multi-hop Cellular Networks 

    Torrellas Socastro, Marc (Universitat Politècnica de Catalunya, 2011-07-28)
    Master thesis (pre-Bologna period)
    Open Access
    English: Design and evaluate multi-hop cellular networks assuming coordination among multiantenna base stations and relay stations using linear precoders .
  • Beamforming design and power control for spectrum sharing systems 

    Vázquez Oliver, Miguel Ángel (Universitat Politècnica de Catalunya, 2014-01-24)
    Doctoral thesis
    Open Access
  • Beamforming Techniques for Environmental Noise 

    Tiana Roig, Elisabet (Universitat Politècnica de Catalunya, 2009-10-08)
    Master thesis (pre-Bologna period)
    Open Access
    A problem of practical interest when dealing with outdoor acoustic measurements is to estimate the noise contributions from di erent directions around the measurement point. This estimation can be done by means of ...
  • Beard House, Alta Dena, California. 

    Neutra, Richard (Escola Tècnica Superior d’Arquitectura de Barcelona. Departament de Projectes Arquitectònics., 1994)
    Article
    Open Access
  • Bearing fault detection by a novel condition-monitoring scheme based on statistical-time features and neural networks 

    Delgado Prieto, Miquel; Cirrincione, Giansalvo; García Espinosa, Antonio; Ortega Redondo, Juan Antonio; Henao, Humberto (Institute of Electrical and Electronics Engineers (IEEE), 2013-08)
    Article
    Restricted access - publisher's policy
    Bearing degradation is the most common source of faults in electrical machines. In this context, this work presents a novel monitoring scheme applied to diagnose bearing faults. Apart from detecting local defects, i.e., ...
  • Bearing fault diagnosis by EXIN CCA 

    Cirrincione,, Giansalvo; Henao, Humberto; Delgado Prieto, Miquel; Ortega Redondo, Juan Antonio (IEEE Computer Society Publications, 2012)
    Conference report
    Open Access
    EXIN CCA is an extension of the Curvilinear Component Analysis (CCA), which solves for the noninvariant CCA projection and allows representing data drawn under different operating conditions. It can be applied to data ...
  • Bearing-only slam methods 

    Munguía Alcalá, Rodrigo Francisco (Universitat Politècnica de Catalunya, 2009-10-19)
    Doctoral thesis
    Open Access
  • Bearings fault detection using inference tools 

    Delgado Prieto, Miquel; Cusido Roura, Jordi; Romeral Martínez, José Luis (In-Tech, 2011-09)
    Part of book or chapter of book
    Open Access
    The most used electric machine in the industry is the Induction Motor (IM), due to its simplicity and reduced cost. The analysis of the origin of IMs failures exhibits that the bearings are the major source of fault, and ...
  • Beaubourg Urbano 

    Peñín, Alberto (Laboratori d'Urbanisme de Barcelona, 2010-10)
    Article
    Open Access
  • Beaubourg urbano 

    Peñín Llobell, Alberto (2010)
    Article
    Open Access
  • Bedload transport of sand-gravel mixtures with antidunes: flume experiments 

    Núñez González, Francisco (Universitat Politècnica de Catalunya, 2012-07-20)
    Doctoral thesis
    Open Access
  • Beehive: an FPGA-based multiprocessor architecture 

    Arcas Abella, Oriol (Universitat Politècnica de Catalunya, 2009-09-23)
    Master thesis
    Open Access
    In recent years, to accomplish with the Moore's law hardware and software designers are tending progressively to focus their efforts on exploiting instruction-level parallelism. Software simulation has been essential for ...
  • Beesterix 

    De Martino, Matteo (Universitat Politècnica de Catalunya, 2011-06-03)
    Master thesis
    Open Access
    Telephony SPAM is a well-known phenomenon, with unique characteristics and patterns that differentiate it from other more wide spread forms of SPAM. However, until now, there has been little work to collect and meaningfully ...
  • Behavior characterization of the shared last-level cache in a chip multiprocessor 

    Benedicte Illescas, Pedro (Universitat Politècnica de Catalunya, 2014-06-27)
    Master thesis (pre-Bologna period)
    Open Access
    [CATALÀ] Aquest projecte consisteix a analitzar diferents aspectes de la jerarquia de memòria i entendre la seva influència al rendiment del sistema. Els aspectes que s'analitzaran són els algorismes de reemplaçament, els ...
  • Behavior estimation for a complete framework for human motion prediction in crowded environments 

    Ferrer Mínguez, Gonzalo; Sanfeliu Cortés, Alberto (2014)
    Conference report
    Open Access
    In the present work, we propose and validate a complete probabilistic framework for human motion prediction in urban or social environments. Additionally, we formulate a powerful and useful tool: the human motion behavior ...