Ponències/Comunicacions de congressos
Recent Submissions
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Urgent supercomputing of earthquakes: use case for civil protection
(Association for Computing Machinery (ACM), 2020)
Conference report
Open AccessDeadly earthquakes are events that are unpredictable, relatively rare and have a huge impact upon the lives of those who suffer their consequences. Furthermore, each earthquake has specific characteristics (location, ... -
Wakes and instabilities of static and freely vibrating cylinders
(Springer, 2019)
Conference report
Restricted access - publisher's policyThe flow around static and freely vibrating cylinders are of interest in understanding different phenomena encountered in many practical applications. -
A constellation of horrors: analysis and visualization of the #Cuéntalo movement
(Association for Computing Machinery (ACM), 2019)
Conference report
Open AccessIn this work, we analyze content and structure of the Twitter trending topic #cuentalo with the purpose of providing a visualization of the movement. A supervised learning methodology is used to train the classifying ... -
A semantic model to fight social exclusion
(Institute of Electrical and Electronics Engineers (IEEE), 2019)
Conference lecture
Open AccessThis work presents a semantic model meant to help with the identification and prediction of individuals at risk of social exclusion. The model is based on the self-sufficiency matrix, a tool that evaluates a person's ... -
Large eddy simulation for automotive aerodynamics with Alya
(2018-07-09)
Conference lecture
Open AccessThe prodigious potential offered by the ever-growing computing infrastructure is fostering the use of large eddy simulation for automotive aerodynamics. This approach, which resolves the larger dynamically important eddies ... -
A Massively Parallel Algorithm for the Approximate Calculation of Inverse p-th Roots of Large Sparse Matrices
(Association for Computing Machinery (ACM), 2018-07)
Conference lecture
Open AccessWe present the submatrix method, a highly parallelizable method for the approximate calculation of inverse p-th roots of large sparse symmetric matrices which are required in different scientific applications. Following ... -
Strategies to Improve the Performance of a Geophysics Model for Different Manycore Systems
(IEEE, 2017-11-16)
Conference lecture
Open AccessMany software mechanisms for geophysics exploration in Oil & Gas industries are based on wave propagation simulation. To perform such simulations, state-of-art HPC architectures are employed, generating results faster and ... -
Modelling of combined ICRF and NBI heating in JET hybrid plasmas
(EDP Sciences, 2017-10-23)
Article
Open AccessDuring the 2015-2016 JET campaigns many efforts have been devoted to the exploration of high performance plasma scenarios envisaged for ITER operation. In this paper we model the combined ICRF+NBI heating in selected key ... -
Nonlinear electromagnetic stabilization of ITG microturbulence by ICRF-driven fast ions in ASDEX Upgrade
(2016-10)
Conference lecture
Open AccessElectromagnetic waves in the range of Ion Cyclotron Resonance Frequencies (ICRF) have many applications in fusion devices. While their use for external heating of magnetically confined fusion plasmas is well established, ... -
Evaluating directive-based programming models on Wave Propagation Kernels
(EAGE, 2017-06-12)
Conference lecture
Open AccessHPC systems have become mandatory to tackle the ever-increasing challenges imposed by new exploration areas around the world. The requirement for more HPC resources depends on the complexity of the area under exploration, ... -
Optimizing Fully Anisotropic Elastic Propagation on 2nd Generation Intel Xeon Phi Processors
(2017-06-12)
Conference lecture
Open AccessThis work shows several optimization strategies evaluated and applied to an elastic wave propagation engine, based on a Fully Staggered Grid, running on the latest Intel Xeon Phi processors, the second generation of the ... -
Three-Dimensional CSEM Modelling on Unstructured Tetrahedral Meshes Using Edge Finite Elements
(Springer International Publishing, 2017-04-29)
Conference lecture
Open AccessThe last decade has been a period of rapid growth for electromagnetic methods (EM) in geophysics, mostly because of their industrial adoption. In particular, the marine controlled-source electromagnetic method (CSEM) has ...
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