García Mollá, Víctor Manuel; Simarro Haro, Mª de los Angeles; Martínez Zaldívar, Francisco José; González Salvador, Alberto; Vidal Maciá, Antonio Manuel(Elsevier, 2016-08)
This paper focuses on the improvement of known algorithms for maximum likelihood
soft-output detection. These algorithms usually have large computational complexity, that
can be reduced by using clipping. Taking two ...
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 ...
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 ...
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 ...
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 ...
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, ...
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 ...
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 ...
Belloch, José A.; Badía, José M.; Larios, Diego F.; Personal, Enrique; Ferrer Contreras, Miguel; Fuster Criado, Laura; Lupoiu, Mihaita; Gonzalez, Alberto; León, Carlos; Vidal, Antonio M.; Quintana-Ortí, Enrique S.(Springer-Verlag, 2021-07)
[EN] Many current system-on-chip (SoC) devices are composed of low-power multicore
processors combined with a small graphics accelerator (or GPU) offering a trade-off between computational capacity and low-power consumption. ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
García Mollá, Víctor Manuel; Salazar Afanador, Addisson; Safont Armero, Gonzalo; Vidal, Antonio M.; Vergara Domínguez, Luís(Springer, 2019-06-14)
In this paper, we present the optimization and parallelization of a state-of-the-art algorithm for automatic classification, in order to perform real-time classification of clinical data. The parallelization has been carried ...
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.
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 ...
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 ...
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 ...