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Unveiling WARIS Code, a Parallel and Multi-purpose FDM Framework

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10.1007/978-3-319-10705-9_58
 
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hdl:2117/84855

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de la Cruz, Raúl
Hanzich, Mauricio
Folch, ArnauMés informació
Houzeaux, GuillaumeMés informació
Cela, José Maria
Tipo de documentoTexto en actas de congreso
Fecha de publicación2014-10-31
EditorSpringer
Condiciones de accesoAcceso abierto
Todos los derechos reservados. Esta obra está protegida por los derechos de propiedad intelectual e industrial. Sin perjuicio de las exenciones legales existentes, queda prohibida su reproducción, distribución, comunicación pública o transformación sin la autorización del titular de los derechos
Resumen
WARIS is an in-house multi-purpose framework focused on solving scientific problems using Finite Difference Methods as numerical scheme. Its framework was designed from scratch to solve in a parallel and efficient way Earth Science and Computational Fluid Dynamic problems on a wide variety of architectures. WARIS uses structured meshes to discretize the problem domains, as these are better suited for optimization in accelerator-based architectures. To succeed in such challenge, WARIS framework was initially designed to be modular in order to ease development cycles, portability, reusability and future extensions of the framework. In order to assess its performance, a code that solves the vectorial Advection-Diffusion-Sedimentation equation has been ported to the WARIS framework. This problem appears in many geophysical applications, including atmospheric transport of passive substances. As an application example, we focus on atmospheric dispersion of volcanic ash, a case in which operational code performance is critical given the threat posed by this substance on aircraft engines. Preliminary results are very promising, performance has been improved by 8.2× with respect to the baseline code using a realistic case. This opens new perspectives for operational setups, including efficient ensemble forecast.
Citaciónde la Cruz, Raúl [et al.]. Unveiling WARIS Code, a Parallel and Multi-purpose FDM Framework. A: ENUMATH 2013, the 10th European Conference on Numerical Mathematics and Advanced Applications, Lausanne, August 2013. "Numerical Mathematics and Advanced Applications - ENUMATH 2013". Springer, 2014, p. 591-599. 
Forma parte deLecture Notes in Computational Science and Engineering, 103
URIhttp://hdl.handle.net/2117/84855
DOI10.1007/978-3-319-10705-9_58
ISBN978-3-319-10704-2
ISSN1439-7358
Versión del editorhttp://link.springer.com/chapter/10.1007%2F978-3-319-10705-9_58
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