2024-03-29T08:30:41Zhttps://uvadoc.uva.es/oai/requestoai:uvadoc.uva.es:10324/585102023-02-06T20:00:38Zcom_10324_1165com_10324_931com_10324_894col_10324_1335
Carratalá Sáez, Rocío
1c3a395e-6d6d-4c9b-8029-01667a6e2f1c
600
Torres de la Sierra, Yuri
58ab703c3490225a
600
0000-0002-3037-3567
Sierra Pallarés, José Benito
819dd8c9c898e54a
600
0000-0003-1565-9337
López Huguet, Sergio
c575dc11-39fd-425e-8ba7-cc02acd0812a
Llanos Ferraris, Diego Rafael
0eb6c72a1ecd19fb
600
0000-0001-6240-9109
2023-02-06T12:22:52Z
2023-02-06T12:22:52Z
2023
The Journal of Supercomputing, 2023.
0920-8542
https://uvadoc.uva.es/handle/10324/58510
10.1007/s11227-022-05017-x
The Journal of Supercomputing
1573-0484
Producción Científica
The determination of Lagrangian Coherent Structures (LCS) is becoming very
important in several disciplines, including cardiovascular engineering, aerodynam-
ics, and geophysical fluid dynamics. From the computational point of view, the
extraction of LCS consists of two main steps: The flowmap computation and the
resolution of Finite Time Lyapunov Exponents (FTLE). In this work, we focus on
the design, implementation, and parallelization of the FTLE resolution. We offer
an in-depth analysis of this procedure, as well as an open source C implementation
(UVaFTLE) parallelized using OpenMP directives to attain a fair parallel efficiency
in shared-memory environments. We have also implemented CUDA kernels that
allow UVaFTLE to leverage as many NVIDIA GPU devices as desired in order to
reach the best parallel efficiency. For the sake of reproducibility and in order to con-
tribute to open science, our code is publicly available through GitHub. Moreover, we
also provide Docker containers to ease its usage.
Ministerio de Economía, Industria y Competitividad, Consejo Asesor de Educación de Castilla y León y Programas del Fondo de Desarrollo (FEDER): Proyecto PCAS (TIN2017-88614-R) y Proyecto PROPHET-2 (VA226P20).
Ministerio de Ciencia e Innovación, Agencia Estatal de Investigación y “European Union NextGenerationEU/PRTR” : (MCIN/ AEI/10.13039/501100011033) - (grant TED2021-130367B-I00)
Junta de Castilla y León (project VA182P20)
Red Española de Supercomputación (RES) (projects IM-2022-2-0015 and IM-2022-3-0021)
Publicación en abierto financiada por el Consorcio de Bibliotecas Universitarias de Castilla y León (BUCLE), con cargo al Programa Operativo 2014ES16RFOP009 FEDER 2014-2020 DE CASTILLA Y LEÓN, Actuación:20007-CL - Apoyo Consorcio BUCLE
application/pdf
eng
Springer
info:eu-repo/semantics/openAccess
http://creativecommons.org/licenses/by/4.0/
© 2023 The Author(s)
Atribución 4.0 Internacional
Finite time Lyapunov exponent
Lagrangian coherent structures
OpenMP
GPU
Multithreading
Multi-GPU
12 Matemáticas
1203.17 Informática
UVaFTLE: Lagrangian finite time Lyapunov exponent extraction for fluid dynamic applications
info:eu-repo/semantics/article
info:eu-repo/semantics/publishedVersion
https://link.springer.com/article/10.1007/s11227-022-05017-x
SI
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UVaFTLE-lagrangian-finite-time-Lyapunov.pdf
UVaFTLE-lagrangian-finite-time-Lyapunov.pdf
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2023-02-06 21:00:38.308
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