Mots-clés

Nombre de documents

134

Julien Diaz


Article dans une revue22 documents

  • Marie Bonnasse-Gahot, Henri Calandra, Julien Diaz, Stéphane Lanteri. Hybridizable discontinuous Galerkin method for the two-dimensional frequency-domain elastic wave equations. Geophysical Journal International, Oxford University Press (OUP), A Paraître. 〈hal-01656440〉
  • Julien Diaz, Victor Péron. Equivalent Robin Boundary Conditions for Acoustic and Elastic Media. Mathematical Models and Methods in Applied Sciences (M3AS), 2016. 〈hal-01254194〉
  • Angel Rodriguez Rozas, Julien Diaz. Non-conforming curved finite element schemes for time-dependent elastic–acoustic coupled problems. Journal of Computational Physics, Elsevier, 2016, 305, pp.44--62. 〈10.1016/j.jcp.2015.10.028〉. 〈hal-01255188〉
  • Kersten Schmidt, Julien Diaz, Christian Heier. Non-conforming Galerkin finite element methods for local absorbing boundary conditions of higher order. Computers and Mathematics with Applications, Elsevier, 2015, 70 (9), pp. 2252--2269. 〈10.1016/j.camwa.2015.08.034〉. 〈hal-01184251〉
  • Mohamed Amara, Sharang Chaudhry, Julien Diaz, Rabia Djellouli, Steven Fiedler. A local wave tracking strategy for efficiently solving mid-and high-frequency Helmholtz problems.. Computer Methods in Applied Mechanics and Engineering, Elsevier, 2014, 276, pp.473--508. 〈http://www.sciencedirect.com/science/article/pii/S004578251400098X#〉. 〈10.1016/j.cma.2014.03.012〉. 〈hal-01010465〉
  • Manuela Castro, Julien Diaz, Victor Péron. Equivalent Boundary Conditions for Heterogeneous Acoustic Media. Tendências em Matemática Aplicada e Computacional, Sociedade Brasileira de Matemática Aplicada e Computacional, 2014, 15 (3), pp.301-310. 〈10.5540/tema.2014.015.03.0301〉. 〈hal-01110728〉
  • Hélène Barucq, Henri Calandra, Julien Diaz, Florent Ventimiglia. High-Order Time Discretization Of The Wave Equation By Nabla-P Scheme. ESAIM: Proceedings, EDP Sciences, 2014, 45, pp.67 - 74. 〈10.1051/proc/201445007〉. 〈hal-01111071〉
  • Julien Diaz. Jeter un œil " Au centre de la Terre ". Mathématiques de la planète Terre 2013, "Un jour, une brève", Mpt2013, 2013, 〈http://mpt2013.fr/jeter-un-oeil-au-centre-de-la-terre/〉. 〈hal-00924636〉
  • Caroline Baldassari, Hélène Barucq, Henri Calandra, Bertrand Denel, Julien Diaz. Performance Analysis of a High-Order Discontinuous GalerkinMethod. Application to the Reverse Time Migration. Communications in Computational Physics, Global Science Press, 2012, 11 (2), pp.660-673. 〈10.4208/cicp.291209.171210s〉. 〈hal-00643334〉
  • Cyril Agut, Julien Diaz, Abdelaâziz Ezziani. High-Order Schemes Combining the Modified Equation Approach and Discontinuous Galerkin Approximations for the Wave Equation. Communications in Computational Physics, Global Science Press, 2012, 11 (2), pp.691-708. 〈10.4208/cicp.311209.051110s〉. 〈hal-00646421〉
  • Hélène Barucq, Théophile Chaumont Frelet, Julien Diaz, Victor Péron. Upscaling for the Laplace problem using a discontinuous Galerkin method. Journal of Computational and Applied Mathematics, Elsevier, 2012. 〈hal-00757098〉
  • Caroline Baldassari, Hélène Barucq, Henri Calandra, Julien Diaz. Numerical performances of a hybrid local-time stepping strategy applied to the reverse time migration. Geophysical Prospecting, Wiley, 2011, 59 (5), pp.907-919. 〈10.1111/j.1365-2478.2011.00975.x〉. 〈hal-00627603〉
  • Julien Diaz, Roland Martin. Sonder l'invisible (du séisme au modèle). Interstices, INRIA, 2010. 〈hal-00748780〉
  • Julien Diaz, Arnaud Langlois, Roland Martin. Probing the invisible, from the earthquake to the model. Vidéothèque Inria, Inria, 2010. 〈hal-00904051〉
  • Hélène Barucq, Julien Diaz, Mounir Tlemcani. New absorbing layers conditions for short water waves. Journal of Computational Physics, Elsevier, 2010, 229, pp.58-72. 〈10.1016/j.jcp.2009.08.033〉. 〈inria-00418317〉
  • Julien Diaz, Abdelaâziz Ezziani. Analytical solution for waves propagation in heterogeneous acoustic/porous media. Part II: the 3D case. Communications in Computational Physics, Global Science Press, 2010, 7 (3), pp.445-472. 〈10.4208/cicp.2009.08.149〉. 〈inria-00404228〉
  • Julien Diaz, Abdelaâziz Ezziani. Analytical solution for waves propagation in heterogeneous acoustic/porous media. Part I: the 2D case. Communications in Computational Physics, Global Science Press, 2010, 7 (1), pp.171-194. 〈10.4208/cicp.2009.08.148〉. 〈inria-00404224〉
  • Ronan Madec, Dimitri Komatitsch, Julien Diaz. Energy-conserving local time stepping based on high-order finite elements for seismic wave propagation across a fluid-solid interface. Computer Modeling in Engineering and Sciences, Tech Science Press, 2009, 49 (2), pp.163-189. 〈10.3970/cmes.2009.049.163〉. 〈inria-00436429〉
  • Julien Diaz, Marcus Grote. Energy Conserving Explicit Local Time-Stepping for Second-Order Wave Equations. SIAM Journal on Scientific Computing, Society for Industrial and Applied Mathematics, 2009, 31 (3), pp.1985-2014. 〈10.1137/070709414〉. 〈inria-00409233〉
  • Julien Diaz, Patrick Joly. A time domain analysis of PML models in acoustics.. Computer Methods in Applied Mechanics and Engineering, Elsevier, 2006, 195 (29-32), pp.3820-3853. 〈10.1016/j.cma.2005.02.031〉. 〈inria-00410313〉
  • Julien Diaz, Patrick Joly. AN ANALYSIS OF HIGHER ORDER BOUNDARY CONDITIONS FOR THE WAVE EQUATION. SIAM Journal on Applied Mathematics, Society for Industrial and Applied Mathematics, 2005, 65 (5), pp.1547-1575. 〈10.1137/S0036139903436145〉. 〈inria-00409197〉
  • Julien Diaz, Patrick Joly. Robust high order non-conforming finite element formulation for time domain fluid-structure interaction. Journal of Computational Acoustics, World Scientific Publishing, 2005, 13 (3), pp.403-431. 〈10.1142/S0218396X05002736〉. 〈inria-00409201〉

Communication dans un congrès89 documents

  • Chengyi Shen, Daniel Brito, Julien Diaz, Deyuan Zhang, Valier Poydenot, et al.. On the use of a laser ablation as a laboratory seismic source. EGU GENERAL ASSEMBLY, Apr 2017, Vienna, Austria. 19, pp.2017 - 13963, 2017. 〈hal-01513597〉
  • Vinícius Machado, Amanda Braga, Natália Rampon, Jean Bez, Francieli Boito, et al.. Towards Energy-Efficient Storage Servers. Dongwan Shin, Maria Lencastre. 32nd ACM Symposium on Applied Computing (SAC 2017), Apr 2017, Marrakesh, Morocco. ACM Digital Library, 2017, Proceedings of the Symposium on Applied Computing (SAC'17). 〈https://www.sigapp.org/sac/sac2017/〉. 〈hal-01519168〉
  • Marie Bonnasse-Gahot, Henri Calandra, Julien Diaz, Stephane Lanteri. Comparison of solvers performance when solving the 3D Helmholtz elastic wave equations using the Hybridizable Discontinuous Galerkin method. Workshop DIP - Depth Imaging Partnership, Oct 2016, Houston, United States. 〈hal-01400656〉
  • Marie Bonnasse-Gahot, Henri Calandra, Julien Diaz, Stephane Lanteri. Comparison of solvers performance when solving the 3D Helmholtz elastic wave equations over the Hybridizable Discontinuous Galerkin method. MATHIAS – TOTAL Symposium on Mathematics, Oct 2016, Paris, France. 〈hal-01400663〉
  • Marie Bonnasse-Gahot, Henri Calandra, Julien Diaz, Stephane Lanteri. Resolution strategy for the Hybridizable Discontinuous Galerkin system for solving Helmholtz elastic wave equations. Face to face meeting HPC4E Brazilian-European project, Sep 2016, Gramado, Brazil. 〈hal-01400643〉
  • Lionel Boillot, Corentin Rossignon, George Bosilca, Emmanuel Agullo, Henri Calandra, et al.. Handling clusters with a task-based runtime system: application to Geophysics. Rice - Oil & Gas HPC Workshop, Mar 2016, HOUSTON, United States. 〈hal-01303373〉
  • Daniel Brito, Valier Poydenot, Stéphane Garambois, Julien Diaz, Clarisse Bordes, et al.. Seismic imaging in laboratory trough laser Doppler vibrometry. European Geosciences Union General Assembly 2016, Apr 2016, Vienne, Austria. 2016. 〈hal-01313013〉
  • Hélène Barucq, Henri Calandra, Julien Diaz, Elvira Shishenina. Trefftz-DG Approximation for the Elasto-Acoustics. Workshop de DIP, l’action stratégique INRIA TOTAL , Oct 2016, Houston, United States. 〈hal-01416241〉
  • Izar Azpiroz, Helene Barucq, Julien Diaz, Rabia Djellouli. Shape and material parameter reconstruction of an isotropic or anisotropic solid immersed in a fluid . Inverse Problems for PDEs, Mar 2016, Bremen, Germany. 〈http://www.math.uni-bremen.de/zetem/cms/detail.php?template=parse_title&person=ip2016〉. 〈hal-01408981〉
  • Marie Bonnasse-Gahot, Henri Calandra, Julien Diaz, Stephane Lanteri. Performance comparison between hybridizable DG and classical DG methods for elastic waves simulation in harmonic domain. Workshop Oil & Gas Rice 2015, Mar 2015, Houston, Texas, United States. 〈hal-01207886〉
  • Marie Bonnasse-Gahot, Henri Calandra, Julien Diaz, Stéphane Lanteri. Modelling of seismic waves propagation in harmonic domain by hybridizable discontinuous Galerkin method (HDG). Workshop GEAGAMM, May 2015, Pau, France. 〈hal-01207906〉
  • Marie Bonnasse-Gahot, Henri Calandra, Julien Diaz, Stéphane Lanteri. Performance Assessment on Hybridizable Dg Approximations for the Elastic Wave Equation in Frequency Domain. SIAM Conference on Mathematical and Computational Issues in the Geosciences, Jun 2015, Stanford, United States. 〈hal-01184111〉
  • Hélène Barucq, Lionel Boillot, Marie Bonnasse-Gahot, Henri Calandra, Julien Diaz, et al.. Discontinuous Galerkin Approximations for Seismic Wave Propagation in a HPC Framework. Platform for Advanced Scientific Computing Conference (PASC 15), Jun 2015, Zurich, Switzerland. 〈http://www.pasc15.org〉. 〈hal-01184106〉
  • Marie Bonnasse-Gahot, Henri Calandra, Julien Diaz, Stéphane Lanteri. Modeling of elastic Helmholtz equations by hybridizable discontinuous Galerkin method (HDG) for geophysical applications. 5th workshop France-Brazil HOSCAR, Sep 2015, Nice, France. 〈hal-01207897〉
  • Lionel Boillot, Emmanuel Agullo, George Bosilca, Henri Calandra, Hélène Barucq, et al.. Portable task-based programming for elastodynamics. Rice - Oil & Gas HPC Workshop, Mar 2015, HOUSTON, United States. 〈hal-01128750〉
  • Hélène Barucq, Morgane Bergot, Juliette Chabassier, Julien Diaz. Performance assessments of absorbing conditions for the reverse time-harmonic migration. First Pan-American Congress on Computational Mechanic (PANACM 2015), Apr 2015, Buenos Aires, Argentina. 〈http://congress.cimne.com/panacm2015〉. 〈hal-01184102〉
  • Julien Diaz, Victor Péron. Equivalent Robin Boundary Conditions for Acoustic and Elastic Media. First Inria-Mexico Workshop in Applied Mathematics and Computer Science, Jun 2015, Mexico City, Mexico. 〈hal-01254193〉
  • Lionel Boillot, Hélène Barucq, Julien Diaz, Henri Calandra. Stable TTI Acousto-Elastic simulations. Workshop DIP - Depth Imaging Partnership (INRIA-TOTAL), Jun 2015, PAU, France. 2015. 〈hal-01188522〉
  • Hélène Barucq, Lionel Boillot, Henri Calandra, Julien Diaz. Absorbing Boundary Conditions for 3D Tilted Transverse Isotropic media. First Pan-American Congress on Computational Mechanic (PANACM 2015), Apr 2015, Buenos Aires, Argentina. 〈http://congress.cimne.com/panacm2015〉. 〈hal-01184104〉
  • Hélène Barucq, Julien Diaz, Rabia Djellouli, Elodie Estecahandy. High-order Discontinuous Galerkin approximations for elasto-acoustic scattering problems. XXIV Congress on Differential Equations and Applications / XIV Congress on Applied Mathematics (XXIV CEDYA / XIV CMA), Jun 2015, Cadiz, Spain. 〈http://cedya2015-en.uca.es/〉. 〈hal-01184107〉
  • Hélène Barucq, Henri Calandra, Julien Diaz, Florent Ventimiglia. Arbitrary High Order Time Scheme for Wave Equation. The 10th AIMS Conference on Dynamical Systems, Differential Equations and Applications, Jul 2014, Madrid, Spain. 2014. 〈hal-01111091〉
  • Hélène Barucq, Henri Calandra, Julien Diaz, Florent Ventimiglia. High order schemes for the first order formulation of the wave equation. Application to seismic imaging.. Journées Ondes du Sud-Ouest, Feb 2014, Toulouse, France. 2014. 〈hal-01111082〉
  • Lionel Boillot, Hélène Barucq, Julien Diaz, Henri Calandra. Absorbing Boundary Conditions for Tilted Transverse Isotropic elastic media. ECCOMAS, WCCM XI - ECCM V - ECFD VI, Jul 2014, Barcelona, Spain. 2014. 〈hal-01057581〉
  • Hélène Barucq, Henri Calandra, Julien Diaz, Florent Ventimiglia. On the use of high-order schemes for seismic imaging. Valparaíso Numérico IV : Séptimo Encuentro de Análisis Numérico de Ecuaciones Diferenciales Parciales, Dec 2013, Valparaiso, Chile. 2013. 〈hal-00924039〉
  • Hélène Barucq, Juliette Chabassier, Julien Diaz, Elodie Estecahandy. Numerical Analysis of a reduced formulation of an elasto-acoustic scattering problem. WAVES 13 : 11th International Conference on Mathematical and Numerical Aspects of Waves, Jun 2013, Gammarth, Tunisia. 2013. 〈hal-00873633〉
  • Hélène Barucq, Julien Diaz, Florent Ventimiglia, Henri Calandra. High-Order Time Scheme Of The Wave Equation Using Nabla-P Scheme. Mathias 2013, Oct 2013, PARIS, France. 〈hal-00924013〉
  • Hélène Barucq, Henri Calandra, Julien Diaz, Florent Ventimiglia. High Order Time Discretization Of The Wave Equation By Nabla-P Scheme. Application to the Reverse Time Migration. WAVES 2013, Jun 2013, Gammarth, Tunisia. 2013. 〈hal-00924172〉
  • Hélène Barucq, Chokri Bekkey, Julien Diaz. Performance assesment of a fractional radiation boundary condition for the Helmholtz equation. WAVES 13 : 11th International Conference on Mathematical and Numerical Aspects of Waves, Jun 2013, Gammarth, Tunisia. pp.291-292, 2013, 〈http://www.lamsin.tn/waves13/proceedings.pdf〉. 〈hal-00923995〉
  • Hélène Barucq, Henri Calandra, Julien Diaz, Florent Ventimiglia. Méthodes d'ordre élevé pour l'imagerie sismique mathématique. Haute Fréquence, Mar 2013, Nancy, France. 2013. 〈hal-00925578〉
  • Julien Diaz, Vanessa Mattesi, Sébastien Tordeux. Equivalent source modelling of small heterogeneities in the context of 3D time-domain wave propagation equation. TAMTAM 2013, Sixième colloque sur les Tendances dans les Applications Mathématiques en Tunisie, Algérie, Maroc, Apr 2013, Alger, Algeria. 2013. 〈hal-00925359〉
  • Mohamed Amara, Julien Diaz, Rabia Djellouli. Mesh Free Frontier-Based Formulation (MF3) for High Frequency Helmholtz Problems. COMPDYN 2013 : 4th International Conference on Computational Methods in Structural Dynamics and Earthquake Engineering, Jun 2013, Kos, Greece. 2013. 〈hal-00924012〉
  • Julien Diaz, Vanessa Mattesi, Sébastien Tordeux. Small heterogeneities in the context of time domain wave equation. Journées Singulières Augmentées, Aug 2013, Rennes, France. 2013. 〈hal-00927377〉
  • Mohamed Amara, Sharang Chaudry, Julien Diaz, Rabia Djellouli, Steven Fiedler. Local Basis Set Optimization to Efficiently Solve Helmholtz Problems. WAVES 13 : 11th International Conference on Mathematical and Numerical Aspects of Waves, Jun 2013, Gammarth, Tunisia. pp.355-356, 2013, 〈http://www.lamsin.tn/waves13/proceedings.pdf〉. 〈hal-00927044〉
  • Lionel Boillot, Hélène Barucq, Henri Calandra, Julien Diaz. Absorbing Boundary Conditions for Tilted Transverse Isotropic waves in Reverse Time Migration context. Waves -- International Conference on Mathematical and Numerical Aspects of Waves, Jun 2013, Gammarth, Tunisia. 2013. 〈hal-00868135〉
  • Hélène Barucq, Julien Diaz, Mounir Tlemcani. Perfectly Matched Layers for linearized and non linear Shallow Water equation. WAVES 13 : 11th International Conference on Mathematical and Numerical Aspects of Waves, Jun 2013, Gammarth, Tunisia. pp.297-298, 2013, 〈http://www.lamsin.tn/waves13/proceedings.pdf〉. 〈hal-00923939〉
  • Hélène Barucq, Henri Calandra, Julien Diaz, Florent Ventimiglia. High-Order Explicit Time Scheme for Simulation of Wave Propagation. HOSCAR - 3rd Brazil-French workshop on High performance cOmputing and SCientific dAta management dRiven by highly demanding applications (INRIA-CNPq), Sep 2013, Bordeaux, France. 2013. 〈hal-00929904〉
  • Julien Diaz, Victor Péron. Equivalent Conditions for Elasto-Acoustics. Waves 2013: The 11th International Conference on Mathematical and Numerical Aspects of Waves, Jun 2013, Gammarth, Tunisia. pp.345-346, 2013. 〈hal-00842571〉
  • Mohamed Amara, Julien Diaz, Rabia Djellouli. Mesh Free Frontier-based Formulation for Helmholtz Problems. Congrès de Mathématiques Appliquées en l'honneur de Mohamed Amara, Sep 2013, Alger, Algeria. 2013. 〈hal-00924026〉
  • Hélène Barucq, Julien Diaz, Florent Ventimiglia, Henri Calandra. High-Order Time Discretization Of The Wave Equation By Nabla-P Scheme. SMAI 2013, May 2013, Seignosse, France. pp.ESAIM: PROCEEDINGS, 2014. 〈hal-00924030〉
  • Hélène Barucq, Julien Diaz, Florent Ventimiglia, Henri Calandra. High Order Schemes For The First Order Wave Equation. Application to the Reverse Time Migration. Workshop DIP Total/Inria, Apr 2012, Pau, France. 2012. 〈hal-00764207〉
  • Hélène Barucq, Julien Diaz, Florent Ventimiglia, Henri Calandra. High order time scheme for the first order wave equation using nabla-p scheme. Application to the Reverse Time Migration. Symposium MATHIAS 2012, Oct 2012, Paris, France. 2012. 〈hal-00764222〉
  • Hélène Barucq, Julien Diaz, Florent Ventimiglia, Henri Calandra. High order time discretization of the wave equation by nabla-p schemes. Aquitanie-Euskadi Workshop on Applied Mathematics (Aquitanie-Euskadi 2012), Oct 2012, Biarritz, France. 2012. 〈hal-00764188〉
  • Lionel Boillot, Hélène Barucq, Henri Calandra, Julien Diaz. Optimized propagators for elastic waves in anisotropic (TTI) media Part 1: Absorbing Boundary Conditions (ABC). MATHIAS - TOTAL Symposium on Mathematics, Oct 2012, PARIS, France. 2012. 〈hal-00764202〉
  • Lionel Boillot, Hélène Barucq, Julien Diaz, Henri Calandra. Absorbing Boundary Conditions for anisotropic elastodynamic media. Workshop DIP - Depth Imaging Partnership (INRIA-TOTAL), Apr 2012, PAU, France. 2012. 〈hal-00764186〉
  • Hélène Barucq, Julien Diaz, Sébastien Tordeux. Introduction to the mathematical analysis of the Helmholtz equation : Sommerfeld condition, limiting amplitude principle and limiting absorption principle. Summer School Jaca 2012, Sep 2012, Jaca, Spain. 2012. 〈hal-00927403〉
  • Hélène Barucq, Lionel Boillot, Henri Calandra, Julien Diaz. Absorbing boundary conditions for anisotropic elastodynamic media. Société Française d'Acoustique. Acoustics 2012, Apr 2012, Nantes, France. 2012. 〈hal-00811168〉
  • Cyril Agut, Julien Diaz. Stability analysis of the Interior Penalty Discontinuous Galerkin method for the wave equation. Conference on Frontiers in Applied and Computational Mathematics, May 2012, Newark, United States. 2012. 〈hal-00748782〉
  • Lionel Boillot, Hélène Barucq, Henri Calandra, Julien Diaz. Absorbing Boundary Conditions for anisotropic elastodynamic media. HOSCAR - 1st Brazil-French workshop on High performance cOmputing and SCientific dAta management dRiven by highly demanding applications (INRIA-CNPq), Jul 2012, SOPHIA ANTIPOLIS, France. 2012. 〈hal-00764196〉
  • Hélène Barucq, Julien Diaz, Henri Calandra, Florent Ventimiglia. High Order Schemes and Local Time Stepping for Solving Elastodynamic Wave Equation in Strongly Heterogeneous Media.. First Russian-French Conference on Mathematical Geophysics, Mathematical Modeling in Continuum Mechanics and Inverse Problems, Jun 2012, Biarritz, France. 2012. 〈hal-00764181〉
  • Lionel Boillot, Hélène Barucq, Henri Calandra, Julien Diaz. Absorbing Boundary Conditions for anisotropic elastodynamic media. ICOSAHOM - International Conference on Spectral and High Order Methods, Jun 2012, Gammarth, Tunisia. 2012. 〈hal-00767597〉
  • Lionel Boillot, Hélène Barucq, Henri Calandra, Julien Diaz. Absorbing Boundary Conditions for anisotropic elastodynamic media. 1st Russian-French Conference on Mathematical Geophysics, Mathematical Modeling in Continuum Mechanics and Inverse Problems, Jun 2012, BIARRITZ, France. 2012. 〈hal-00764192〉
  • Mohamed Amara, Sharang Chaudhry, Julien Diaz, Rabia Djellouli, Steven Fiedler. Efficient solution methodology based on a local wave tracking strategy for high-frequency Helmholtz problems. 6th European Congress on Computational Methods in Applied Sciences and Engineering (ECCOMAS 2012), Oct 2012, Vienna, Austria. 2012. 〈hal-00765537〉
  • Lionel Boillot, Hélène Barucq, Henri Calandra, Julien Diaz. Optimized propagators for elastic waves in anisotropic (TTI) media Part 1: Absorbing Boundary Conditions (ABC). Aquitaine-Euskadi Workshop on Applied Mathematics (INRIA-BCAM), Oct 2012, BIARRITZ, France. 2012. 〈hal-00764206〉
  • Hélène Barucq, Julien Diaz, Véronique Duprat. Complete factorization of the wave equation for the construction of absorbing boundary conditions involving a fractional derivative. 10th International Conference on Mathematical and Numerical Aspects of Wave Propagation (Waves 2011), Jul 2011, Vancouver, Canada. 2011. 〈hal-00768539〉
  • Hélène Barucq, Julien Diaz, Véronique Duprat. Enriched Absorbing Boundary Conditions for Acoustic Waves. Conference on Frontiers in Applied and Computational Mathematics, Jun 2011, Newark, United States. 2011. 〈hal-00768550〉
  • Cyril Agut, Julien Diaz. Stability analysis of the interior penalty discontinuous Galerkin method for the wave equation. 10th International Conference on Mathematical and Numerical Aspects of Wave Propagation (Waves 2011), Jul 2011, Vancouver, Canada. 2011. 〈hal-00768544〉
  • Caroline Baldassari, Hélène Barucq, Julien Diaz. Explicit hp-Adaptive Time Scheme for the Wave Equation. Domain Decomposition (DD20), Feb 2011, San Diego, United States. 2011. 〈hal-00660048〉
  • Caroline Baldassari, Hélène Barucq, Henri Calandra, Julien Diaz, Florent Ventimiglia. Hybrid local-time stepping strategy for the Reverse Time Migration. 10th International Conference on Mathematical and Numerical Aspects of Wave Propagation (Waves 2011), Jul 2011, Vancouver, Canada. 2011. 〈hal-00768541〉
  • Hélène Barucq, Julien Diaz, Véronique Duprat. Enriched absorbing boundary conditions for the acoustic wave equation involving a fractional derivative. Third Chilean Workshop on Numerical Analysis of Partial Differential Equations (WONAPDE 2010), Jan 2010, Concepcion, Chile. 2010. 〈inria-00508593〉
  • Caroline Baldassari, Hélène Barucq, Julien Diaz. High-Order Schemes with Local Time Stepping for Solving the Wave Equation in a Reverse Time Migration Algorithm. 2010 ISFMA Symposium & Shanghai Summer School on Maxwell' equations: Theoretical and Numerical Issues with Applications, Jul 2010, Shanghaï, China. 2010. 〈inria-00508634〉
  • Caroline Baldassari, Hélène Barucq, Julien Diaz. An hp-adaptive energy conserving time scheme for the wave equation.. Third Chilean Workshop on Numerical Analysis of Partial Differential Equations, WONAPDE 2010, Jan 2010, Concepcion, Chile. 2010. 〈inria-00508541〉
  • Véronique Duprat, Julien Diaz, Hélène Barucq. Factorisation complète de l'équation des ondes pour la construction de conditions aux limites absorbantes. CANUM 2010, 40e Congrès National d'Analyse Numérique, May 2010, Carcans Maubuisson, France. 2010. 〈inria-00527161〉
  • Cyril Agut, Julien Diaz, Abdelaâziz Ezziani. A new modified equation approach for high-order space and time discretizations of the wave equation. Third Chilean Workshop on Numerical Analysis of Partial Differential Equations (WONAPDE 2010), Jan 2010, Concepcion, Chile. 2010. 〈inria-00508590〉
  • Cyril Agut, Julien Diaz, Abdelaaziz Ezziani. High-order discretizations for the wave equation based on the modified equation technique. Société Française d'Acoustique - SFA. 10ème Congrès Français d'Acoustique, Apr 2010, Lyon, France. 2010. 〈hal-00554448〉
  • Hélène Barucq, Julien Diaz, Véronique Duprat. Approximate boundary conditions based on a complete transparent condition for the acoustic wave equation. Société Française d'Acoustique - SFA. 10ème Congrès Français d'Acoustique, Apr 2010, Lyon, France. 2010. 〈hal-00554446〉
  • Cyril Agut, Julien Diaz. Une nouvelle approche de type équation modifiée pour des discrétisations d'ordre élevé en espace et en temps de l'équation des ondes. CANUM 2010, 40e Congrès National d'Analyse Numérique, May 2010, Carcans-Maubuisson, France. 2010. 〈inria-00527133〉
  • Véronique Duprat, Julien Diaz, Hélène Barucq. Development and optimization of absorbing boundary conditions for acoustic wave problems in complex media. XIV Jacques-Louis Lions Spanish-French school on numerical simulation in physics and engineering, Sep 2010, A Coruna, Spain. 2010. 〈inria-00527250〉
  • Caroline Baldassari, Hélène Barucq, Henri Calandra, Julien Diaz. Méthodes numériques pour l'imagerie sismique. Congrès d'Analyse NUMérique, May 2010, Carcans-Maubuisson, France. 2010. 〈inria-00527419〉
  • Cyril Agut, Julien Diaz. High-order discretizations for the wave equation based on the modified equation technique. XIV Spanish-French Jacques-Louis Lions School, Sep 2010, A Coruna, Spain. 2010. 〈inria-00527136〉
  • Caroline Baldassari, Hélène Barucq, Julien Diaz. Schémas d'ordre élevé à pas de temps local pour la résolution de l'équation des ondes. Séminaire du Groupe de Modélisation Mathématiques Mécanique et Numérique (GM3N), Oct 2010, Caen, France. 2010. 〈inria-00529641〉
  • Hélène Barucq, Julien Diaz, Véronique Duprat. Absorbing Boundary Condition Taking into Account the Grazing Modes. 2010 SIAM Annual Meeting (AN10), Jul 2010, Pittsburgh, United States. 2010. 〈inria-00508632〉
  • Cyril Agut, Julien Diaz, Abdelaâziz Ezziani. High-order method in space and time for solving the wave equation. The 9th International Conference on Mathematical and Numerical Aspects of Waves Propagation (WAVES 2009), Jun 2009, Pau, France. 2009. 〈inria-00508583〉
  • Caroline Baldassari, Hélène Barucq, Henri Calandra, Bertrand Denel, Julien Diaz. Using the Interior Penalty Discontinuous Galerkin method for the Reverse Time Migration. The 9th International Conference on Mathematical and Numerical Aspects of Waves Propagation (WAVES 2009), Jun 2009, Pau, France. 2009. 〈inria-00508565〉
  • Hélène Barucq, Julien Diaz, Mounir Tlemcani. Stable Perfectly Matched Layer for Short Water Waves. The 9th International Conference on Mathematical and Numerical Aspects of Waves Propagation (WAVES 2009), Jun 2009, Pau, France. 2009. 〈inria-00508571〉
  • Cyril Agut, Julien Diaz, Abdelaâziz Ezziani. Fast high-order method for solving the acoustic wave equation in heterogeneous media. ICTCA 2009, Sep 2009, Dresden, Germany. 2009. 〈inria-00508626〉
  • Caroline Baldassari, Hélène Barucq, Henri Calandra, Julien Diaz. Numerical Simulation of Wave Propagation applied to seismic Imaging. 1er colloque Franco-Tunisien de Mathématiques SMF/SMT, Mar 2009, Djerba, Tunisia. 2009. 〈inria-00527240〉
  • Hélène Barucq, Julien Diaz, Véronique Duprat. New absorbing boundary conditions for the acoustic wave equation approximated by an IPDG formulation. ICTCA 2009, Sep 2009, Dresden, Germany. 2009. 〈inria-00508603〉
  • Cyril Agut, Julien Diaz, Abdelaâziz Ezziani. Fast High-Order Method for Solving the Transient Wave Equation,. International Conference on Spectral and High Order Methods, (ICOSAHOM09), Jun 2009, Trondheim, Norway. 2009. 〈inria-00508582〉
  • Caroline Baldassari, Hélène Barucq, Henri Calandra, Bertrand Denel, Julien Diaz. Comparison of the Performance of Spectral Finite Elements and Interior Penalty Discontinous Galerkin Methods for the Reverse Time Migration. International Conference on Spectral and High Order Methods (ICOSAHOM09), Jun 2009, Trondheim, Norway. 2009. 〈inria-00508579〉
  • Caroline Baldassari, Hélène Barucq, Henri Calandra, Bertrand Denel, Julien Diaz. The Reverse Time Migration technique coupled with interior Penalty Discontinuous Galerkin Method. Annual meeting of the European Geophysical Union (EGU 09), Apr 2009, Vienna, Austria. 2009. 〈inria-00508586〉
  • Hélène Barucq, Julien Diaz, Véronique Duprat. IPDG formulation of the acoustic wave equation incorporating absorbing boundary conditions. The 9th International Conference on Mathematical and Numerical Aspects of Waves Propagation (WAVES 2009), Jun 2009, Pau, France. 2009. 〈inria-00508598〉
  • Caroline Baldassari, Hélène Barucq, Henri Calandra, Bertrand Denel, Julien Diaz. The reverse time migration technique coupled with finite element methods. 5èmes journées du GDR Etude de la propagation ultrasononore en vue du contrôle non-destructif, Jun 2008, Anglet, France. 2008. 〈inria-00343542〉
  • Julien Diaz, Patrick Joly. Application of Cagniard de Hoop Method to the Analysis of Perfectly Matched Layers. 3rd IFAC Workshop on Fractional Differentiation and its Applications, Nov 2008, Ankara, Turkey. 2008. 〈inria-00343016〉
  • Caroline Baldassari, Hélène Barucq, Henri Calandra, Bertrand Denel, Julien Diaz. High-order Discontinuous Galerkin Methods for the Reverse Time Migration. The 5th. European Congress on Computational Methods in Applied Sciences and Engineering (ECCOMAS 2008), Jun 2008, Venice, Italy. 2008. 〈inria-00508600〉
  • Cyril Agut, Julien Diaz, Abdelaâziz Ezziani. A New Modified Equation Approach for solving the Wave Equation. Proceedings of the Tenth International Conference Zaragoza-Pau on Applied Mathematics and Statistics, 2008, Jaca, Spain. 2010. 〈inria-00508629〉
  • Caroline Baldassari, Hélène Barucq, Henri Calandra, Bertrand Denel, Julien Diaz. Analysis of the performance of the Interior Penality Discontinuous Galerkin method. Journée en l'honneur de Gene Golub, Feb 2008, Toulouse, France. 2008. 〈inria-00527278〉
  • Hélène Barucq, Julien Diaz, Véronique Duprat. High Order Absorbing Boundary Conditions for solving the Wave Equation by Discontinuous Galerkin Methods. Proceedings of the Tenth International Conference Zaragoza-Pau on Applied Mathematics and Statistics, 2008, Jaca, Spain. 2010. 〈inria-00508630〉
  • Julien Diaz, Marcus Grote. Explicit local time stepping for second-order wave equations. International Conference on SCIentific Computation And Differential Equations, SCICADE 2007, July 9 - 13, 2007, Saint-Malo, France, Jul 2007, Saint-Malo, France. 2007. 〈inria-00508577〉
  • Julien Diaz, Marcus Grote. Energy conserving explicit local time stepping for second-order wave equations.. The 8th International Conference on Mathematical and Numerical Aspects of Waves Propagation (WAVES 2007), Jul 2007, Reading, United Kingdom. 2007. 〈inria-00508573〉

Poster1 document

  • Lionel Boillot, Hélène Barucq, Julien Diaz, Henri Calandra. Absorbing Boundary Conditions for anisotropic elastic waves. SMAI - Congrès, 6e Biennale Française de la Société de Mathématiques Appliquées et Industrielles, 2013, Seignosse, France. 〈hal-01133055〉

Document associé à des manifestations scientifiques1 document

  • Marie Bonnasse-Gahot, Stephane Lanteri, Julien Diaz, Henri Calandra. Discontinuous Galerkin methods for solving Helmholtz isotropic wave equations for seismic applications. HOSCAR - 3rd Brazil-French workshop on High performance cOmputing and SCientific dAta management dRiven by highly demanding applications (INRIA-CNPq), Sep 2013, Bordeaux, France. 2013. 〈hal-00929971〉

Rapport19 documents

  • Hélène Barucq, Henri Calandra, Julien Diaz, Elvira Shishenina. Space-Time Trefftz - Discontinuous Galerkin Approximation for Elasto-Acoustics. [Research Report] RR-9104, Inria Bordeaux Sud-Ouest; UPPA (LMA-Pau); Total E&P. 2017. 〈hal-01614126〉
  • Marie Bonnasse-Gahot, Henri Calandra, Julien Diaz, Stéphane Lanteri. Hybridizable Discontinuous Galerkin method for the simulation of the propagation of the elastic wave equations in the frequency domain. [Research Report] RR-8990, INRIA Bordeaux; INRIA Sophia Antipolis - Méditerranée. 2015, pp.46. 〈hal-01408705v2〉
  • Marie Bonnasse-Gahot, Henri Calandra, Julien Diaz, Stéphane Lanteri. Discontinuous Galerkin methods for the simulation of the propagation of the elastic wave equations in the frequency domain. [Research Report] RR-8989, INRIA Bordeaux; INRIA Sophia Antipolis - Méditerranée. 2015, pp.56. 〈hal-01408700v2〉
  • Hélène Barucq, Julien Diaz, Vanessa Mattesi. Prise en compte de vitesses de propagation polynomiales dans un code de simulation Galerkine discontinue. [Rapport de recherche] RR-8756, INRIA Bordeaux. 2015, pp.57. 〈hal-01176854v2〉
  • Hélène Barucq, Julien Diaz, Véronique Duprat. Long-term stable acoustic absorbing boundary conditions for regular-shaped surfaces. [Research Report] RR-8203, INRIA. 2013, pp.34. 〈hal-00776058〉
  • Mohamed Amara, Sharang Chaudry, Julien Diaz, Rabia Djellouli, Steven Fiedler. A Local Wave Tracking Strategy for Efficiently Solving Mid- and High-Frequency Helmholtz Problems. [Research Report] RR-8364, INRIA. 2013, pp.47. 〈hal-00861988〉
  • Cyril Agut, Jean-Michel Bart, Julien Diaz. Numerical study of the stability of the Interior Penalty Discontinuous Galerkin method for the wave equation with 2D triangulations. [Research Report] RR-7719, INRIA. 2011. 〈inria-00617817〉
  • Hélène Barucq, Julien Diaz, Véronique Duprat. A new family of second-order absorbing boundary conditions for the acoustic wave equation - Part II : Mathematical and numerical studies of a simplified formulation. [Research Report] RR-7575, INRIA. 2011. 〈inria-00578152〉
  • Hélène Barucq, Julien Diaz, Véronique Duprat. A new family of second-order absorbing boundary conditions for the acoustic wave equation - Part I: Construction and mathematical analysis. [Research Report] RR-7553, INRIA. 2011. 〈inria-00570301〉
  • Cyril Agut, Julien Diaz. New high order schemes based on the modified equation technique for solving the wave equation. [Research Report] RR-7331, INRIA. 2010, pp.34. 〈inria-00497627〉
  • Cyril Agut, Julien Diaz. Stability analysis of the Interior Penalty Discontinuous Galerkin method for the wave equation. [Research Report] RR-7494, INRIA. 2010, pp.34. 〈inria-00547862v2〉
  • Julien Diaz, Abdelaâziz Ezziani. Analytical Solution for Wave Propagation in Stratified Acoustic/Porous Media. Part I: the 2D Case. [Research Report] RR-6509, INRIA. 2008, pp.28. 〈inria-00274136v3〉
  • Julien Diaz, Abdelaâziz Ezziani. Analytical Solution for Wave Propagation in Stratified Acoustic/Porous Media. Part II: the 3D Case. [Research Report] RR-6595, INRIA. 2008, pp.31. 〈inria-00305884〉
  • Julien Diaz, Abdelaâziz Ezziani. Analytical Solution for Wave Propagation in Stratified Poroelastic Medium. Part II: the 3D Case. [Research Report] RR-6596, INRIA. 2008, pp.40. 〈inria-00305891〉
  • Julien Diaz, Abdelaâziz Ezziani. Analytical Solution for Wave Propagation in Stratified Poroelastic Medium. Part I: the 2D Case. [Research Report] RR-6591, INRIA. 2008, pp.27. 〈inria-00305395〉
  • Julien Diaz, Marcus Grote. Energy Conserving Explicit Local Time-Stepping for Second-Order Wave Equations. [Research Report] RR-6377, INRIA. 2007, pp.34. 〈inria-00193160v2〉
  • Julien Diaz, Patrick Joly. Une présentation mathématique de la méthode de Cagniard-de Hoop Partie II En dimension trois. [Rapport de recherche] RR-5825, INRIA. 2006, pp.93. 〈inria-00070200〉
  • Julien Diaz, Patrick Joly. Une présentation mathématique de la méthode de Cagniard-de Hoop Partie I En dimension deux. [Rapport de recherche] RR-5824, INRIA. 2006, pp.89. 〈inria-00070201〉
  • Julien Diaz, Patrick Joly. An Analysis of Higher Order Boundary Conditions for the Wave Equation.. [Research Report] RR-4962, INRIA. 2003. 〈inria-00071617〉

Thèse1 document

  • Julien Diaz. Approches analytiques et numériques de problèmes de transmission en propagation d'ondes en régime transitoire. Application au couplage fluide-structure et aux méthodes de couches parfaitement adaptées. Modélisation et simulation. ENSTA ParisTech, 2005. Français. 〈tel-00008708〉

HDR1 document

  • Julien Diaz. Modelling and advanced simulation of wave propagation phenomena in 3D geophysical media.. Analysis of PDEs [math.AP]. Université de Pau et des Pays de l'Adour, 2016. 〈tel-01304349〉