Now showing items 3869-3888 of 78617

  • Adaptive generalized space shift keying 

    Ntontin, Konstantinos; Di Renzo, Marco; Pérez Neira, Ana Isabel; Verikoukis, Christos (2013-02-21)
    Article
    Open Access
    In this article, we propose a closed-loop precoding method for the Generalized Space Shift Keying (GSSK) modulation scheme, suitable for Multiple-Input-Single-Output (MISO) systems and denoted as adaptive GSSK (AGSSK), ...
  • Adaptive generalized space shift keying (GSSK) modulation for MISO channels: a new method for high diversity and coding gains 

    Ntontin, Konstantinos; Di Renzo, Marco; Pérez Neira, Ana Isabel; Verikoukis, Christos (2012)
    Conference report
    Open Access
    Generalized Space Shift Keying (GSSK) modulation is a recently proposed low-complexity concept for Multiple-Input- Multiple-Output (MIMO) wireless systems. GSSK modulation is a generalized version of Space Shift Keying ...
  • Adaptive generation of multilingual questions and answers from web content 

    Gatius Vila, Marta (Institute of Electrical and Electronics Engineers (IEEE), 2015)
    Conference report
    Open Access
    This article describes the adaptive generation of questions and answers from web content to assist the user when searching for information. The approach proposed integrates user models, domain-restricted knowledge ...
  • Adaptive graphic user interface 

    Toll Vallejo, Héctor (Universitat Politècnica de Catalunya / Universiteit Antwerpen, 2011-09)
    Master thesis (pre-Bologna period)
    Open Access
  • Adaptive hybrid discontinuous methods for fluid and wave problems 

    Giorgiani, Giorgio (Universitat Politècnica de Catalunya, 2013-04-02)
    Doctoral thesis
    Open Access
  • Adaptive hysteresis band current control for transformerless single-phase PV inverters 

    Vázquez Guzmán, Gerardo; Rodríguez Cortés, Pedro; Ordoñez, Rafael; Kerekes, Tamas; Teodorescu, Remus (2009)
    Conference report
    Open Access
    Current control based on hysteresis algorithms are widely used in different applications, such as motion control, active filtering or active/reactive power delivery control in distributed generation systems. The hysteresis ...
  • Adaptive IDEA for robust multiobjective optimization. Application to the r-TSALBP-m/A 

    Chica Serrano, Manuel; Bautista Valhondo, Joaquín; Cordón García, Oscar; Damas Arroyo, Sergio (Institute of Electrical and Electronics Engineers (IEEE), 2015)
    Conference report
    Open Access
    Robust optimization tries to find flexible solutions when solving problems with uncertain scenarios and vague information. In this paper we present a multiobjective evolutionary algorithm to solve robust multiobjective ...
  • Adaptive Kalman Filter-Based Phase-Tracking in GNSS 

    Gómez Arias, Mario (Universitat Politècnica de Catalunya, 2010-10-04)
    Bachelor thesis
    Open Access
    This work introduces, implements and evaluates different adaptive Kalman filtering techniques based on the innovation autocorrelation function. The reason of considering these adaptive techniques is the effect of a wrong ...
  • Adaptive Learning and Mining for Data Streams and Frequent Patterns 

    Bifet Figuerol, Albert Carles (Universitat Politècnica de Catalunya, 2009-04-24)
    Doctoral thesis
    Open Access
  • Adaptive loading algorithms for optical OFDM transmission systems 

    Toporcer Korec, Norman (Universitat Politècnica de Catalunya, 2011-07-20)
    Bachelor thesis
    Open Access
  • Adaptive localization and tracking of objects in a sensor network 

    López Rodríguez, Adrian (Universitat Politècnica de Catalunya, 2014-12-18)
    Master thesis (pre-Bologna period)
    Open Access
    [ANGLÈS] Wireless Sensor Networks (WSNs) are used to monitor physical or environmental conditions, and to pass their data through the network to a central location. These networks have applications in diverse areas including ...
  • Adaptive MapReduce scheduling in shared environments 

    Polo, Jordà; Becerra Fontal, Yolanda; Carrera Pérez, David; Torres Viñals, Jordi; Ayguadé Parra, Eduard; Steinder, Malgorzata (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    Conference report
    Open Access
    In this paper we present a MapReduce task scheduler for shared environments in which MapReduce is executed along with other resource-consuming workloads, such as transactional applications. All workloads may potentially ...
  • Adaptive media content architecture regarding users capabilities 

    Cuenca Gil, David (Universitat Politècnica de Catalunya, 2009-06-18)
    Master thesis (pre-Bologna period)
    Open Access
  • Adaptive memory hierarchies for next generation tiled microarchitectures 

    Herrero Abellanas, Enric (Universitat Politècnica de Catalunya, 2011-07-05)
    Doctoral thesis
    Open Access
  • Adaptive motion planning for a mobile robot 

    Gifre Oliveras, Clara (Universitat Politècnica de Catalunya / University of Oulu, 2012)
    Master thesis (pre-Bologna period)
    Open Access
    Historically, trapezoidal velocity profiles have been widely used to control engines. Nevertheless, the evolution of robots and their uses has led to the need of using smoother profiles, due to the demand of high precision ...
  • Adaptive multi agent system for guiding groups of people in urban areas 

    Garrell Zulueta, Anais; Sandoval Torres, Óscar; Sanfeliu Cortés, Alberto (Springer, 2011)
    Conference report
    Open Access
    This article presents a new approach for guiding a group of people using an adaptive multi agent system. For the simulations of the group of people we use social forces, with theses forces human motion is controlled ...
  • Adaptive multilevel neuro-fuzzy model predictive control for drinking water networks 

    Grosso, J.M.; Ocampo-Martínez, Carlos; Puig Cayuela, Vicenç (2012)
    Conference report
    Restricted access - confidentiality agreement
    This paper presents a constrained Model Predictive Control (MPC) strategy enriched with soft-control techniques as neural networks and fuzzy logic, to incorporate self-tuning capabilities and reliability aspects for drinking ...
  • Adaptive Multistage Vector Quantization 

    Rodríguez Fonollosa, José Adrián; Masgrau Gómez, Enrique José (1989)
    Conference report
    Open Access
    The authors present a novel multiple-stage vector-quantization method that allows the adaptation of the quantizer to the signal to be coded. This adaptation is computationally very simple and is made with no increase in ...
  • Adaptive neural network state predictor and tracking control for nonlinear time-delay systems 

    Na, Jing; Ren, Xuemei; Gao, Yan; Griñó Cubero, Robert; Costa Castelló, Ramon (2010-02)
    Article
    Restricted access - publisher's policy
    A new adaptive nonlinear state predictor (ANSP) is presented for a class of unknown nonlinear systems with input time-delay. A dynamical identification with neu- ral network (NN) is constructed to obtain NN weights and ...
  • Adaptive observer for switching linear parameter-varying (LPV) systems 

    Rotondo, Damiano; Reppa, Vasso; Puig Cayuela, Vicenç; Nejjari Akhi-Elarab, Fatiha (2014)
    Conference report
    Restricted access - publisher's policy
    In this paper, the problem of joint state and parameter estimation in switching Linear Parameter-Varying (LPV) systems is considered. The proposed solution relies on an adaptive observer, which is designed finding a solution ...