Now showing items 1943-1962 of 66651

  • A novel framework for dynamic spectrum management in multiCell OFDMA networks based on reinforcement learning 

    Bernardo Álvarez, Francisco; Agustí Comes, Ramon; Pérez Romero, Jordi; Sallent Roig, José Oriol (2010)
    Conference report
    Open Access
    In this work the feasibility of Reinforcement Learning (RL) for Dynamic Spectrum Management (DSM) in the context of next generation multicell Orthogonal Frequency Division Multiple Access (OFDMA) networks is studied. ...
  • A novel fully differential biopotential amplifier with DC suppression 

    Spinelli, Enrique M.; Martínez, Nolberto; Mayosky, Miguel Ángel; Pallàs Areny, Ramon (Institute of Electrical and Electronics Engineers, 2004-08)
    Article
    Open Access
    Fully differential amplifiers yield large differential gains and also high common mode rejection ratio (CMRR), provided they do not include any unmatched grounded component. In biopotential measurements, however, the ...
  • A novel ICIC-oriented channel state information feedback scheme for aperiodic reporting in LTE 

    González González, David; García Lozano, Mario; Ruiz Boqué, Sílvia; Olmos Bonafé, Juan José (2012)
    Conference report
    Restricted access - publisher's policy
    In moderm OFDMA-based cellular networks, intercell interference is the main issue limiting the capacity of these systems. Recently, intensive research work has been focused on intercell interference coordination as it ...
  • A novel impairment aware RWA algorithm with consideration of QoT estimation inaccuracy 

    Azodolmolky, Siamak; Pointurier, Yvan; Angelou, Marianna; Careglio, Davide; Solé Pareta, Josep; Tomkos, Ioannis (IEEE Press. Institute of Electrical and Electronics Engineers, 2011-04)
    Article
    Restricted access - publisher's policy
    In all-optical networks the physical layer impairments accumulate along a lightpath and also vary dynamically, and a number of impairment aware routing and wavelength assignment (IA-RWA) techniques have been proposed in ...
  • A novel index based on fractional calculus to assess the dynamics of heart rate variability: changes due to chi or yoga meditations 

    García González, Miguel Ángel; Ramos Castro, Juan José; Fernández Chimeno, Mireya (Computing in Cardiology, 2012)
    Conference lecture
    Restricted access - publisher's policy
    The study aims to present and interpret a novel index based on fractional calculus ( αc) and to assess differences in RR time series dynamics in subjects during meditation. Fractional differintegration (FDI) of a RR time ...
  • A novel linear feature detector for SAR images 

    He, Chu; Liao, Z.X.; Yang, Fang; Deng, Xinping; Liao, M.S. (2012-11-12)
    Article
    Open Access
    A new linear feature detector for synthetic aperture radar (SAR) images is presented in this article by embedding a three-region filter into the wedgelet analysis framework. One of its main features is that it can detect ...
  • A novel MAC protocol for dynamic ad hoc wireless networks with dynamic self-configurable master-slave architecture 

    Alonso Zárate, Jesús; Alonso Zárate, Luis Gonzaga (Suvisoft IEEE catalog number 04TH8754C, 2004)
    Conference lecture
    Restricted access - publisher's policy
    This paper proposes and analyses a novel MAC protocol for wireless ad hoc networks that makes use of distributed queues to achieve an efficient use of the radio channel. The protocol includes a dynamic self-configurable ...
  • A novel mathematical approach for the understanding and optimization of two-phase partitioning bioreactors devoted to air pollution control 

    Dorado Castaño, Antonio David; Dumont, Eric; Muñoz, Raúl; Quijano, Guillermo (2014-11-08)
    Article
    Open Access
    Two-phase partitioning bioreactors (TPPBs) support the removal of volatile organic compounds (VOCs) from contaminated gaseous emissions at unprecedented rates and concentrations. TPPBs are biological multiphase systems ...
  • A novel method for low-constrained iris boundary localization 

    Fernández, Carles; Pérez, Dídac; Segura, Carlos; Hernando Pericás, Francisco Javier (2012)
    Conference lecture
    Open Access
    Iris recognition systems are strongly dependent on their segmentation processes, which have traditionally assumed rigid experimental constraints to achieve good performance, but now move towards less constrained environments. ...
  • A novel model to predict a slap avalanche configuration using m:n-CAk cellular automata 

    Fonseca Casas, Pau; Colls, Màxim; Casanovas Garcia, Josep (Elsevier, 2010-08-23)
    Article
    Restricted access - publisher's policy
    The paper introduces a novel method to represent slap avalanche phenomena. The model is based on a cellular automaton generalization named m:n-$CA^k$. This generalization allows the use of different layers in a single ...
  • A novel monitor placement algorithm for accurate performance monitoring in optical networks 

    Angelou, Marianna; Pointurier, Yvan; Azodolmolky, Siamak; Careglio, Davide; Spadaro, Salvatore; Tomkos, Ioannis (2011)
    Conference report
    Open Access
    We propose a novel monitor placement algorithm that reduces significantly the number of monitors required to accurately assess the QoT of all lightpaths established in an optical network, compared to other monitor placement ...
  • A novel multiobjective framework for cell switch-off in dense cellular networks 

    González González, David; Yanikomeroglu, Halim; García Lozano, Mario; Ruiz Boqué, Sílvia (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    Conference report
    Restricted access - publisher's policy
    The green communications paradigm has been receiving much attention in wireless networks in recent years. More specifically, in the context of cellular communications, the concept of Cell Switch Off (CSO) has been recognized ...
  • A novel multiobjective framework for cell switch-off in dense cellular networks 

    González González, David; Yanikomeroglu, Halim; García Lozano, Mario; Ruiz Boqué, Sílvia (2014)
    Conference report
    Restricted access - publisher's policy
    The green communications paradigm has been receiving much attention in wireless networks in recent years. More specifically, in the context of cellular communications, the concept of Cell Switch Off (CSO) has been ...
  • A novel near-optimum medium acces control protocol for a distributed cooperative ARQ scheme in wireless networks 

    Alonso Zárate, Jesús; Verikoukis, Christos; Kartsakli, Elli; Alonso Zárate, Luis Gonzaga (Institute of Electrical and Electronics Engineers (IEEE), 2008-09-30)
    Conference lecture
    Restricted access - publisher's policy
    The distributed queuing MAC protocol for cooperative networks (DQCOOP) is presented in this paper as an innovative MAC protocol designed to coordinate the relay retransmissions in a cooperative automatic retransmission ...
  • A novel offline physical layer impairments aware RWA algorithm with dedicated path protection consideration 

    Azodolmolky, Siamak; Klinkowski, Miroslaw; Pointurier, Yvan; Angelou, Marianna; Careglio, Davide; Solé Pareta, Josep; Tomkos, Ioannis (2010-10-15)
    Article
    Open Access
    Physical layer impairments accumulate as light propagates through a lightpath in the transparent optical networks. Therefore, it is possible to provision a lightpath, while its quality of transmission (QoT) does not meet ...
  • A novel optimization method on logistics operation for warehouse & port enterprises based on game theory 

    Li, Junyang; Zhu, Xiaomin; Zhang, Runtong (School of Industrial and Aeronautic Engineering of Terrassa (ETSEIAT). Universitat Politècnica de Catalunya (UPC), 2013-12)
    Article
    Open Access
    Purpose: The following investigation aims to deal with the competitive relationship among different warehouses & ports in the same company. Design/methodology/approach: In this paper, Game Theory is used in carrying out ...
  • A novel path planning proposal based on the combination of deterministic sampling and harmonic functions 

    Rosell Gratacòs, Jan; Vázquez Hurtado, Carlos; Pérez, Alexander; Iñíguez Galbete, Pedro (2007-03)
    External research report
    Open Access
    The sampling-based approach is currently the most successful and yet more promising approach to path planning problems. Sampling-based methods are demonstrated to be probabilistic complete, being their performance reliant ...
  • A novel paths algebra-based strategy to flexibly solve the link mapping stage of VNE problems 

    Botero Vega, Juan Felipe; Molina, Miguel; Hesselbach Serra, Xavier; De Almeida Amazonas, Jose Roberto (2013-11)
    Article
    Restricted access - publisher's policy
    One of the main challenges of network virtualization is the virtual network embedding problem (VNE) that consists of mapping virtual network demands in physical network resources. VNE can be decomposed into two stages: ...
  • A novel pedagogical tool integrating sustainability competence into engineering degrees 

    Bolea Monte, Yolanda; Grau Saldes, Antoni (IEEE, 2011)
    Conference report
    Restricted access - publisher's policy
    The environmental and social crisis has forced the University to have a considerable influence on the society in an active manner and it faces new challenges such as the need to educate professionals that take respectful ...
  • A novel peptide-based platform for the dual presentation of biologically-active peptide motifs on biomaterials 

    Gil Mur, Francisco Javier; Mas Moruno, Carlos; Fraioli, Roberta; Albericio Palomera, Fernando; Manero Planella, José María (2014-03-27)
    Article
    Restricted access - publisher's policy
    Biofunctionalization of metallic materials with cell adhesive molecules derived from the extracellular matrix is a feasible approach to improve cell–material interactions and enhance the biointegration of implant materials ...