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Browsing by Author "Vidal Maciá, Antonio Manuel"

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Browsing by Author "Vidal Maciá, Antonio Manuel"

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    MIMOPack: A High Performance Computing Library for MIMO Communication Systems 
    Ramiro Sánchez, Carla (Universitat Politècnica de València, 2015-07-30)
    [EN] Nowadays, several communication standards are emerging and evolving, searching higher transmission rates, reliability and coverage. This expansion is primarily driven by the continued increase in consumption of mobile ...
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    MIMOPack: a high-performance computing library for MIMO communication systems 
    Ramiro Sánchez, Carla; Vidal Maciá, Antonio Manuel; Gonzalez, Alberto (Springer, 2015-02)
    This paper presents MIMOPack, a set of optimized functions to perform some of themost complex stages in multiple-input multiple-output (MIMO) communication systems such as channel coding, preprocessing, precoding and ...
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    Mixtures of independent component analyzers for EEG prediction 
    Safont Armero, Gonzalo; Salazar Afanador, Addisson; Vergara Domínguez, Luís; Gonzalez, Alberto; Vidal Maciá, Antonio Manuel (Springer Verlag (Germany), 2012)
    This paper presents a new application of independent component analysis mixture modeling (ICAMM) for prediction of electroencephalographic (EEG) signals. Demonstrations in prediction of missing EEG data in a working memory ...
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    Modelo de estimación de rendimiento para arquitecturas paralelas heterogéneas 
    González García, Cristina Yenyxe (Universitat Politècnica de València, 2013-02-22)
    [ES] Un modelo de estimación de rendimiento predice el coste de un algoritmo a partir de una serie de parámetros. En el campo de la computación paralela en CPU se dispone de múltiples modelos para realizar esta estimación ...
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    Multichannel massive audio processing for a generalized crosstalk cancellation and equalization application using GPUs 
    Belloch Rodríguez, José Antonio; Gonzalez, Alberto; Martínez Zaldívar, Francisco José; Vidal Maciá, Antonio Manuel (IOS Press, 2013-03)
    [EN] Multichannel acoustic signal processing has undergone major development in recent years due to the increased com- plexity of current audio processing applications, which involves the processing of multiple sources, ...
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    Multicore implementation of a fixed-complexity tree-search detector for MIMO communications 
    Ramiro Sánchez, Carla; Roger Varea, Sandra; Gonzalez, Alberto; Almenar Terré, Vicenç; Vidal Maciá, Antonio Manuel (Springer-Verlag, 2013)
    [EN] Multicore systems allow the efficient implementation of signal processing algorithms for communication systems due to their high parallel processing capabilities. In this paper, we present a high-throughput multicore ...
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    Non-linear parallel solver for detecting point sources in CMB maps using Bayesian techniques 
    Alonso, P.; Argüeso, F.; Cortina, R.; Ranilla, J.; Vidal Maciá, Antonio Manuel (Springer Verlag (Germany), 2013-04)
    Abstract In this work we present a suitable computational tool to deal with large matrices and solve systems of non-linear equations. This technique is applied to a very interesting problem: the detection and flux ...
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    On the performance of multi-GPU-based expert systems for acoustic localization involving massive microphone array 
    Belloch Rodríguez, José Antonio; Gonzalez, Alberto; Vidal Maciá, Antonio Manuel; Cobos Serrano, Máximo (Elsevier, 2015-08-01)
    Sound source localization is an important topic in expert systems involving microphone arrays, such as automatic camera steering systems, human-machine interaction, video gaming or audio surveillance. The Steered Response ...
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    Parallel approach to NNMF on multicore architecture 
    Alonso, P.; García Mollá, Víctor Manuel; Martínez Zaldívar, Francisco José; Salazar Afanador, Addisson; Vergara Domínguez, Luís; Vidal Maciá, Antonio Manuel (Springer Verlag (Germany), 2014-11)
    We tackle the parallelization of Non-Negative Matrix Factorization (NNMF), using the Alternating Least Squares and Lee and Seung algorithms, motivated by its use in audio source separation. For the first algorithm, a very ...
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    Parallel Computing in Water Network Analysis and Leakage Minimization 
    Alonso Ábalos, José Miguel; Alvarruiz Bermejo, Fernando; Guerrero López, David; Hernández García, Vicente; Ruiz Martínez, Pedro Antonio; Vidal Maciá, Antonio Manuel; Martínez Alzamora, Fernando; Vercher, Juan; Ulanick, Bogumil (American Society of Civil Engineers, 2000)
    [EN] In this paper a parallel computing based software demonstrator for the simulation and leakage minimization of water networks is presented. This demonstrator, based on the EPANET package, tackles three different types ...
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    Parallel Implementation Strategies for MIMO ID-BICM Systems 
    Simarro Haro, Mª de los Angeles; Ramiro Sánchez, Carla; Martínez Zaldívar, Francisco José; Vidal Maciá, Antonio Manuel; González Téllez, Alberto; Piñero Sipán, María Gemma; García Mollá, Víctor Manuel (2013)
    [EN] One of the current techniques proposed for multiple transmit and receive antennas wireless communication systems is the use of error control coding and iterative detection and decoding at the receiver. These sophisticated ...
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    Parallel Sphere Detector algorithm providing optimal MIMO detection on massively parallel architectures 
    Jozsa, Csaba M; Kolumban, Geza; Vidal Maciá, Antonio Manuel; Martínez Zaldívar, Francisco José; González Salvador, Alberto (Wiley, 2015-12-10)
    Multiple-input multiple-output (MIMO) systems have attracted considerable attention in wireless communications because they offer a significant increase in data throughput and link coverage without additional bandwidth ...
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    Parallel SUMIS Soft Detector for Large MIMO Systems on Multicore and GPU 
    Ramiro Sánchez, Carla; Simarro, M. Angeles; Gonzalez, Alberto; Vidal Maciá, Antonio Manuel (Springer-Verlag, 2019-03)
    [EN] The number of transmit and receiver antennas is an important factor that affects the performance and complexity of a MIMO system. A MIMO system with very large number of antennas is a promising candidate technology ...
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    Parametrización en Esquemas Paralelos Divide y Vencerás 
    DO CARMO BORATTO, MURILO (Universitat Politècnica de València, 2011-10-26)
    El presente trabajo se inscribe en el campo de la computación paralela, y, más en concreto, en el desarrollo y utilización de técnicas de autooptimización en sistemas paralelos de esquemas algorítmicos Divide y Vencerás.
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    PERFORMANCE IMPROVEMENT OF MULTICHANNEL AUDIO BY GRAPHICS PROCESSING UNITS 
    Belloch Rodríguez, José Antonio (Universitat Politècnica de València, 2014-10-06)
    Multichannel acoustic signal processing has undergone major development in recent years due to the increased complexity of current audio processing applications. People want to collaborate through communication with ...
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    Practical aspects of preprocessing techniques for K-Best tree search MIMO detectors 
    Roger Varea, Sandra; Gonzalez, Alberto; Almenar Terré, Vicenç; Vidal Maciá, Antonio Manuel (Elsevier, 2011-07)
    It has been shown in several works that some preprocessing techniques can improve data detection performance when they are applied to the channel matrix of MIMO wireless systems. In particular, these techniques can be used ...
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    Preface to high performance computing applied to computational problems in science and engineering 
    Cortina, Raquel; Martínez Zaldívar, Francisco José; Vidal Maciá, Antonio Manuel; Vigo-Aguiar, Jesús (2012-08-16)
    As a part of the 11th International Conference on "Computational and Mathematical Methods in Science and Engineering" (CMMSE 2011), the Minisymposium "High Performance Computing (HPC) applied to Computational Problems ...
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    Real-time adaptive algorithms using a Graphics Processing Units 
    Lorente Giner, Jorge; Ferrer Contreras, Miguel; Belloch Rodríguez, José Antonio; Piñero, Gema; Diego Antón, María de; Gonzalez, Alberto; Vidal Maciá, Antonio Manuel (Instituto de Telecomunicaciones y Aplicaciones Multimedia (iTEAM), 2012)
    [EN] Graphics Processing Units (GPUs) have been recently used as coprocessors capable of performing tasks that are not necessarily related to graphics processing in order to optimize computing resources. The use of GPUs ...
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    Real-time massive convolution for audio applications on GPU 
    Belloch Rodríguez, José Antonio; Gonzalez, Alberto; Martínez Zaldívar, Francisco José; Vidal Maciá, Antonio Manuel (Springer Verlag (Germany), 2011-12)
    [EN] Massive convolution is the basic operation in multichannel acoustic signal processing. This field has experienced a major development in recent years. One reason for this has been the increase in the number of sound ...
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    Reducción del Tiempo de Simulación de Redes de Distribución de Agua, mediante el Método de Mallas y la Computación de Altas Prestaciones 
    Alvarruiz Bermejo, Fernando (Universitat Politècnica de València, 2016-03-14)
    [EN] Computer simulation of water distribution networks by means of mathematical models is nowadays an indispensable tool for the design and exploitation of those networks. Simulation is used not only for the design of new ...