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Listar por palabra clave "Parallel computing"

Mostrando ítems 1-20 de 35

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A Jacobi-Davidson type method with a correction equation tailored for integral operators

Vasconcelos, Paulo B.; d'Almeida, Filomena D.; Román Moltó, José Enrique (Springer Verlag (Germany), 2013-09)

We propose two iterative numerical methods for eigenvalue computations of large dimensional problems arising from finite approximations of integral operators, and describe their parallel implementation. A matrix representation ...
A parallel method for impulsive image noise removal on hybrid CPU/GPU systems

Sánchez, M. G.; Vidal, V.; Bataller Mascarell, Jordi; Arnal, J. (Elsevier, 2013)

[EN] A parallel algorithm for image noise removal is proposed. The algorithm is based on peer group concept and uses a fuzzy metric. An optimization study on the use of the CUDA platform to remove impulsive noise using ...
An efficient musical accompaniment parallel system for mobile devices

Alonso-Jordá, Pedro; Vera-Candeas, P.; Cortina, Raquel; Ranilla, José (Springer-Verlag, 2017-01)

[EN] This work presents a software system designed to track the reproduction of a musical piece with the aim to match the score position into its symbolic representation on a digital sheet. Into this system, known as ...
Análisis de criticidad en una piscina de almacenamiento de combustible nuclear

Camarelles Pérez, Pedro (Universitat Politècnica de València, 2024-10-29)

[ES] El presente trabajo consiste en el análisis de la criticidad en una piscina de almacenamiento de combustible nuclear. El análisis se realiza específicamente en la región de la piscina destinada a almacenar elementos ...
Análisis de la implementación software de un conformador de señales ultrasónicas para tiempo real

Romero Laorden, D.; Villazón Terrazas, J.; Santos Peñas, M.; García Izquierdo, M.A.; Martínez Graullera, O. (Universitat Politècnica de València, 2016-10-10)

[ES] Este trabajo analiza la implementación software en un sistema de imagen ultrasónica del Total Focusing Method para la compensación dinámica en tiempo real de los tiempos de vuelo para emisión y recepción de todos los ...
Automatic routine tuning to represent landform attributes on multicore and multi-GPU systems

DO CARMO BORATTO, MURILO; Alonso-Jordá, Pedro; Giménez Cánovas, Domingo; Barreto, Marcos (Springer Verlag (Germany), 2014-11)

Auto-tuning techniques have been used in the design of routines in recent years. The goal is to develop routines which automatically adapt to the conditions of the computational system in such a way that efficient executions ...
Combining Parallel Computing and Biased Randomization for Solving the Team Orienteering Problem in Real-Time

Panadero, Javier; Ammouriova, Majsa; Juan, Angel A.; Agustin, Alba; Nogal, Maria; Serrat, Carles (MDPI AG, 2021-12)

[EN] In smart cities, unmanned aerial vehicles and self-driving vehicles are gaining increased concern. These vehicles might utilize ultra-reliable telecommunication systems, Internet-based technologies, and navigation ...
Constructing Covering Arrays using Parallel Computing and Grid Computing

Avila George, Himer (Universitat Politècnica de València, 2012-09-10)

A good strategy to test a software component involves the generation of the whole set of cases that participate in its operation. While testing only individual values may not be enough, exhaustive testing of all possible ...
Control rod drop transient analysis with the coupled parallel code pCTF-PARCSv2.7

Ramos Peinado, Enrique; Román Moltó, José Enrique; Abarca Giménez, Agustín; Miró Herrero, Rafael; Bermejo, Juan A. (Elsevier, 2016-01)

In order to reduce the response time when simulating large reactors in detail, a parallel version of the thermal–hydraulic subchannel code COBRA-TF (CTF) has been developed using the standard Message Passing Interface ...
Enhancing the context-aware FOREX market simulation using a parallel elastic network model

Contreras, Antonio V.; Llanes, Antonio; Herrera, Francisco J.; Navarro, Sergio; López-Espin, Jose J.; Cecilia-Canales, José María (Springer-Verlag, 2020-03)

[EN] Foreign exchange (FOREX) market is a decentralized global marketplace in which different participants, such as international banks, companies or investors, can buy, sell, exchange and speculate on currencies. This ...
Ensemble Kalman filtering for hydraulic conductivity characterization: Parallelization and non-Gaussianity

Xu, Teng (Universitat Politècnica de València, 2014-11-03)

The ensemble Kalman filter (EnKF) is nowadays recognized as an excellent inverse method for hydraulic conductivity characterization using transient piezometric head data. and it is proved that the EnKF is computationally ...
Estudio e Implementación eficiente de la decodificación de lista para códigos Reed-Solomon

Simarro Haro, Mª de los Angeles (Universitat Politècnica de València, 2013-02-25)

[ES] En este trabajo se ha realizado un estudio de la teoría asociada a la decodificación de lista y a los códigos Reed-Solomon, así como de los algoritmos que llevan a cabo esa decodificación y de la teoría asociada a ...
Hybrid-Smash: a heterogeneous CPU-GPU compression library

Peñaranda-Cebrián, Cristian; Reaño, Carlos; Silla, Federico (Institute of Electrical and Electronics Engineers, 2024)

[EN] Compression algorithms are widely used to reduce data size and improve application performance. Nevertheless, data compression has a computational cost which can limit its use. GPUs could be leveraged to reduce ...
Image Noise Removal on Heterogeneous CPU-GPU Configurations

Sanchez, Maria G.; Vidal Gimeno, Vicente Emilio; Arnal, Josep; Vidal Meló, Anna (Elsevier, 2014)

A parallel algorithm to remove impulsive noise in digital images using heterogeneous CPU/GPU computing is proposed. The parallel denoising algorithm is based on the peer group concept and uses an Euclidean metric. In order ...
Implementation and evaluation of the Level Set method: towards efficient and accurate simulation of wet etching for microengineering applications

Montoliu Álvaro, Carles; Ferrando Jódar, Néstor; Gosalvez, Miguel Ángel; Cerdá Boluda, Joaquín; Colom Palero, Ricardo José (Elsevier, 2013-10)

The use of atomistic methods, such as the Continuous Cellular Automaton (CCA), is currently regarded as a computationally efficient and experimentally accurate approach for the simulation of anisotropic etching of various ...
Improving accuracy of parallel SLICOT model reduction routines for stable systems

Guerrero López, David; Román Moltó, José Enrique (IEEE, 2015-06-16)

This paper shows part of the work carried out to develop parallel versions of the SLICOT routines for model reduction of stable systems. In particular, the routines that have been parallelised are those based on the ...
Inertia-based spectrum slicing for symmetric quadratic eigenvalue problems

Campos, Carmen; Román Moltó, José Enrique (John Wiley & Sons, 2020-08)

[EN] In the quadratic eigenvalue problem (QEP) with all coefficient matrices symmetric, there can be complex eigenvalues. However, some applications need to compute real eigenvalues only. We propose a Lanczos-based method ...
Metodología para la optimización del beneficio de la respuesta de la demanda en consumidores industriales: caracterización por procesos y aplicación

Rodríguez García, Javier (Universitat Politècnica de València, 2021-04-23)

[ES] En la actualidad, existe una creciente necesidad de cambiar el modelo energético global basado en combustibles fósiles por un modelo cien por cien renovable, proceso conocido como "transición energética". Sin embargo, ...
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 ...
Optimization of a finite element code implemented in MATLAB. On the use of GPUs for High Performance Computing

Navarro Jiménez, José Manuel (Universitat Politècnica de València, 2015-07-17)

[EN] The Department of Mechanical and Materials Engineering has developed a 2D Finite Element code based on geometry independent Cartesian grids (cgFEM) capable of solving shape optimization problems as well as making ...