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Julien Diaz

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Polynomial-reproducing spline spaces from fine zonotopal tilings

Hélène Barucq , Henri Calandra , Julien Diaz , Stefano Frambati
Journal of Computational and Applied Mathematics, 2022, 402, pp.113812. ⟨10.1016/j.cam.2021.113812⟩
Journal articles hal-03505795v1

Seismic waves in medium with poroelastic/elastic interfaces: a two-dimensional P-SV finite-difference modelling

David Gregor , Peter Moczo , Jozef Kristek , Arnaud Mesgouez , Gaëlle Lefeuve-Mesgouez
Geophysical Journal International, 2022, 228 (1), pp.551-588. ⟨10.1093/gji/ggab357⟩
Journal articles hal-03471065v1
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Pulsed-laser source characterization in laboratory seismic experiments

Chengyi D Shen , Daniel Brito , Julien Diaz , Federico Sanjuan , Clarisse Bordes
Geomechanics and Geophysics for Geo-Energy and Geo-Resources, 2022, 8 (1), ⟨10.1007/s40948-021-00315-9⟩
Journal articles hal-03494134v1
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Practical unstructured splines: Algorithms, multi-patch spline spaces, and some applications to numerical analysis

Stefano Frambati , Hélène Barucq , Henri Calandra , Julien Diaz
Journal of Computational Physics, 2022, 471, pp.111625. ⟨10.1016/j.jcp.2022.111625⟩
Journal articles hal-03788980v1
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Local strategies for improving the conditioning of the plane-wave Ultra-Weak Variational Formulation

Hélène Barucq , Abderrahmane Bendali , Julien Diaz , Sébastien Tordeux
Journal of Computational Physics, 2021, 441, pp.110449. ⟨10.1016/j.jcp.2021.110449⟩
Journal articles hal-03235684v1
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Time domain analysis and localization of a non-local PML for dispersive wave equations

Nacéra Baara , Julien Diaz , Mounir Tlemcani
Journal of Computational Physics, 2021, 445, pp.110638. ⟨10.1016/j.jcp.2021.110638⟩
Journal articles hal-03523312v1
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Implementation of Hybridizable Discontinuous Galerkin method for time-harmonic anisotropic poroelasticity in two dimensions.

Hélène Barucq , Julien Diaz , Rose-Cloé Meyer , Ha Pham
International Journal for Numerical Methods in Engineering, 2021, ⟨10.1002/nme.6651⟩
Journal articles hal-03464413v1
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Asymptotic behavior of acoustic waves scattered by very small obstacles

Hélène Barucq , Julien Diaz , Vanessa Mattesi , Sébastien Tordeux
ESAIM: Mathematical Modelling and Numerical Analysis, 2021, 55, pp.705 - 731. ⟨10.1051/m2an/2020047⟩
Journal articles hal-01250654v2
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Construction and analysis of fourth order, energy consistent, family of explicit time discretizations for dissipative linear wave equations

Juliette Chabassier , Julien Diaz , Sébastien Imperiale
ESAIM: Mathematical Modelling and Numerical Analysis, 2020, 54 (3), pp.845-878. ⟨10.1051/m2an/2019079⟩
Journal articles hal-01894238v2
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An effective numerical strategy for retrieving all characteristic parameters of an elastic scatterer from its FFP measurements

Izar Azpiroz , Hélène Barucq , Julien Diaz , Rabia Djellouli
Journal of Computational Physics, 2020, 419, ⟨10.1016/j.jcp.2020.109683⟩
Journal articles hal-02961043v1
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Hybridizable discontinuous Galerkin method for the two-dimensional frequency-domain elastic wave equations

Marie Bonnasse-Gahot , Henri Calandra , Julien Diaz , Stéphane Lanteri
Geophysical Journal International, 2018, 213 (1), pp.637--659. ⟨10.1093/gji/ggx533⟩
Journal articles hal-01656440v1
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Space-time Trefftz-DG approximation for elasto-acoustics

Hélène Barucq , Henri Calandra , Julien Diaz , Elvira Shishenina
Applicable Analysis, 2018, 00, pp.1 - 16
Journal articles hal-01940623v1

Highly efficient and stable Ru/K-OMS-2 catalyst for NO oxidation

S Adjimi , J Garcia-Vargas , Julien Diaz , L Retailleau , S. Gil
Applied Catalysis B: Environmental, 2017, 219, pp.459-466. ⟨10.1016/j.apcatb.2017.07.044⟩
Journal articles hal-01667748v1
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Equivalent Robin Boundary Conditions for Acoustic and Elastic Media

Julien Diaz , Victor Péron
Mathematical Models and Methods in Applied Sciences, 2016
Journal articles hal-01254194v1
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Non-conforming curved finite element schemes for time-dependent elastic–acoustic coupled problems

Angel Rodriguez Rozas , Julien Diaz
Journal of Computational Physics, 2016, 305, pp.44--62. ⟨10.1016/j.jcp.2015.10.028⟩
Journal articles hal-01255188v1
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Non-conforming Galerkin finite element methods for local absorbing boundary conditions of higher order

Kersten Schmidt , Julien Diaz , Christian Heier
Computers & Mathematics with Applications, 2015, 70 (9), pp. 2252--2269. ⟨10.1016/j.camwa.2015.08.034⟩
Journal articles hal-01184251v1
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Multi-level explicit local time-stepping methods for second-order wave equations

Julien Diaz , Marcus J. Grote
Computer Methods in Applied Mechanics and Engineering, 2015, 291, pp.240-265. ⟨10.1016/j.cma.2015.03.027⟩
Journal articles hal-01184090v1
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Equivalent Boundary Conditions for Heterogeneous Acoustic Media

Manuela Castro , Julien Diaz , Victor Péron
Tendências em Matemática Aplicada e Computacional, 2014, 15 (3), pp.301-310. ⟨10.5540/tema.2014.015.03.0301⟩
Journal articles hal-01110728v1
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A local wave tracking strategy for efficiently solving mid-and high-frequency Helmholtz problems.

Mohamed Amara , Sharang Chaudhry , Julien Diaz , Rabia Djellouli , Steven Fiedler
Computer Methods in Applied Mechanics and Engineering, 2014, 276, pp.473--508. ⟨10.1016/j.cma.2014.03.012⟩
Journal articles hal-01010465v1
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High-Order Time Discretization Of The Wave Equation By Nabla-P Scheme

Hélène Barucq , Henri Calandra , Julien Diaz , Florent Ventimiglia
ESAIM: Proceedings, 2014, 45, pp.67 - 74. ⟨10.1051/proc/201445007⟩
Journal articles hal-01111071v1
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Absorbing Boundary Conditions for 2D Tilted Transverse Isotropic Media

Hélène Barucq , Lionel Boillot , Henri Calandra , Julien Diaz
ESAIM: Proceedings, 2014, Congrès SMAI 2013, 45, pp.400-409. ⟨10.1051/proc/201445041⟩
Journal articles hal-01085442v1

Prospection pétrolière : le sous-sol révélé

Julien Diaz
Textes et documents pour la classe, 2013, Les mathématiques de la Terre, 1062, pp.32-33
Journal articles hal-00904018v1
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Long-Time Stability Analysis of Acoustic Absorbing Boundary Conditions for Regular-Shaped Surfaces

Hélène Barucq , Julien Diaz , Véronique Duprat
Mathematical Models and Methods in Applied Sciences, 2013, 23 (11), pp.2129-2154
Journal articles hal-00759451v1
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Stability analysis of the Interior Penalty Discontinuous Galerkin method for the wave equation

Cyril Agut , Julien Diaz
ESAIM: Mathematical Modelling and Numerical Analysis, 2013, 47 (3), pp.903-932. ⟨10.1051/m2an/2012061⟩
Journal articles hal-00759457v1

Jeter un œil " Au centre de la Terre "

Julien Diaz
Mathématiques de la Planète Terre, un jour une brève, 2013
Journal articles hal-00924636v1
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Micro-differential boundary conditions modelling the absorption of acoustic waves by 2D arbitrarily-shaped convex surfaces

Hélène Barucq , Julien Diaz , Véronique Duprat
Communications in Computational Physics, 2012, 11 (2), pp.674-690. ⟨10.4208/cicp.311209.260411s⟩
Journal articles hal-00649837v1

High-Order Schemes Combining the Modified Equation Approach and Discontinuous Galerkin Approximations for the Wave Equation

Cyril Agut , Julien Diaz , Abdelaâziz Ezziani
Communications in Computational Physics, 2012, 11 (2), pp.691-708. ⟨10.4208/cicp.311209.051110s⟩
Journal articles hal-00646421v1

Performance Analysis of a High-Order Discontinuous Galerkin Method. Application to the Reverse Time Migration

Caroline Baldassari , Hélène Barucq , Henri Calandra , Bertrand Denel , Julien Diaz
Communications in Computational Physics, 2012, 11 (2), pp.660-673. ⟨10.4208/cicp.291209.171210s⟩
Journal articles hal-00643334v1
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Upscaling for the Laplace problem using a discontinuous Galerkin method

Hélène Barucq , Théophile Chaumont-Frelet , Julien Diaz , Victor Péron
Journal of Computational and Applied Mathematics, 2012, ⟨10.1016/j.cam.2012.05.025⟩
Journal articles hal-00757098v1

Marine Biodiversity in the Atlantic and Pacific Coasts of South America: Knowledge and Gaps

P. Miloslavich , E. Klein , Julien Diaz , C. Hernandez , G. Bigatti
PLoS ONE, 2011, pp.e14631. ⟨10.1371/journal.pone.0014631⟩
Journal articles hal-00759125v1

Numerical performances of a hybrid local-time stepping strategy applied to the reverse time migration

Caroline Baldassari , Hélène Barucq , Henri Calandra , Julien Diaz
Geophysical Prospecting, 2011, 59 (5), pp.907-919. ⟨10.1111/j.1365-2478.2011.00975.x⟩
Journal articles hal-00627603v1
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New absorbing layers conditions for short water waves

Hélène Barucq , Julien Diaz , Mounir Tlemcani
Journal of Computational Physics, 2010, 229, pp.58-72. ⟨10.1016/j.jcp.2009.08.033⟩
Journal articles inria-00418317v1

Sonder l'invisible (du séisme au modèle)

Julien Diaz , Roland Martin
Interstices, 2010
Journal articles hal-00748780v1
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Analytical solution for waves propagation in heterogeneous acoustic/porous media. Part II: the 3D case

Julien Diaz , Abdelaâziz Ezziani
Communications in Computational Physics, 2010, 7 (3), pp.445-472. ⟨10.4208/cicp.2009.08.149⟩
Journal articles inria-00404228v1

Stability Analysis of the Interior Penalty Discontinuous Galerkin Method for Solving the Wave Equation Coupled with High-Order Absorbing Boundary Conditions

Hélène Barucq , Julien Diaz , Véronique Duprat
Publicaciones del Seminario Matemático García Galdeano, 2010, 35, pp.49--56
Journal articles hal-00867195v1

Analytical solution for waves propagation in heterogeneous acoustic/porous media. Part I: the 2D case

Julien Diaz , Abdelaâziz Ezziani
Communications in Computational Physics, 2010, 7 (1), pp.171-194. ⟨10.4208/cicp.2009.08.148⟩
Journal articles inria-00404224v1
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Energy Conserving Explicit Local Time-Stepping for Second-Order Wave Equations

Julien Diaz , Marcus J. Grote
SIAM Journal on Scientific Computing, 2009, 31 (3), pp.1985-2014. ⟨10.1137/070709414⟩
Journal articles inria-00409233v1

Energy-conserving local time stepping based on high-order finite elements for seismic wave propagation across a fluid-solid interface

Ronan Madec , Dimitri Komatitsch , Julien Diaz
Computer Modeling in Engineering and Sciences, 2009, 49 (2), pp.163-189. ⟨10.3970/cmes.2009.049.163⟩
Journal articles inria-00436429v1
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A time domain analysis of PML models in acoustics.

Julien Diaz , Patrick Joly
Computer Methods in Applied Mechanics and Engineering, 2006, 195 (29-32), pp.3820-3853. ⟨10.1016/j.cma.2005.02.031⟩
Journal articles inria-00410313v1
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AN ANALYSIS OF HIGHER ORDER BOUNDARY CONDITIONS FOR THE WAVE EQUATION

Julien Diaz , Patrick Joly
SIAM Journal on Applied Mathematics, 2005, 65 (5), pp.1547-1575. ⟨10.1137/S0036139903436145⟩
Journal articles inria-00409197v1
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Robust high order non-conforming finite element formulation for time domain fluid-structure interaction

Julien Diaz , Patrick Joly
Journal of Computational Acoustics, 2005, 13 (3), pp.403-431. ⟨10.1142/S0218396X05002736⟩
Journal articles inria-00409201v1

On the construction of Shape Functions for Spacetime Trefftz-DG Formulations of Wave Problems with Perfectly Matched Layers

Hélène Barucq , Henri Calandra , Julien Diaz , Vinduja Vasanthan
Waves 2022 - 15th International Conference on Mathematical and Numerical Aspects of Wave Propagation, Jul 2022, Palaiseau, France
Conference papers hal-03883655v1

Spacetime Trefftz-DG Formulation for Modelling Wave Propagation in Unbounded Domains

Hélène Barucq , Henri Calandra , Julien Diaz , Vinduja Vasanthan
ECCOMAS - The 8th European Congress on Computational Methods in Applied Sciences and Engineering, Jun 2022, Oslo, Norway
Conference papers hal-03883662v1
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Frequency-domain acoustic wave modeling via unstructured isogeometric analysis: performance and pollution study

Hélène Barucq , Henri Calandra , Julien Diaz , Stefano Frambati
ECCOMAS Congress 2022, Jun 2022, Oslo, Norway
Conference papers hal-03788967v1
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PML applied to spacetime Trefftz-DG numerical formulation for the elastic wave equation

Vinduja Vasanthan , Hélène Barucq , Henri Calandra , Julien Diaz
Mathias Days 2021, TotalEnergies, Oct 2021, Paris, France
Conference papers hal-03533362v1

Unlocking the power of unstructured Isogeometric Analysis: some recent mathematical advances and a more unified framework for the numerical analysis of PDEs

Stefano Frambati , Hélène Barucq , Henri Calandra , Julien Diaz
Mathias Days 2021 – Applied Mathematics, Scientific Computing, Data Science and Artificial Intelligence – TotalEnergies R&D, Oct 2021, Paris, France
Conference papers hal-03520504v1
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Seismoelectric effects for geothermal resources assessment and monitoring

Christina Morency , Eric Matzel , Niels Grobbe , Daniel Brito , Clarisse Bordes
IMAGE 2021 - Society of Exploration Geophysicists Annual Meeting and Exposition, Sep 2021, Denver, United States
Conference papers hal-03287783v1
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PML applied to spacetime Trefftz-DG numerical formulation for the acoustic wave equation

Vinduja Vasanthan , Hélène Barucq , Henri Calandra , Julien Diaz
Icosahom 2020 - International Conference on Spectral and High-Order Methods, Jul 2021, Vienna, Austria
Conference papers hal-03533342v1
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Tomographic imaging of a carbonate core using different ultrasonic seismic sources at the laboratory scale : piezoelectric vs point-like pulsed-laser

Chengyi Shen , Daniel Brito , Julien Diaz , Clarisse Bordes , Jean Virieux
IMAGE 2021 - Society of Exploration Geophysicists Annual Meeting and Exposition, Sep 2021, Denver, United States
Conference papers hal-03287748v1
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Spacetime Trefftz-DG formulation for Wave Propagation using Tent-Pitching Meshes

Vinduja Vasanthan , Hélène Barucq , Henri Calandra , Julien Diaz
Eccomas Congress 2020 & WCCM 2020 - European Congress on Computational Methods in Applied Sciences and Engineering & 14th World Congress in Computational Mechanics, Jan 2021, Paris, France
Conference papers hal-03533374v1
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Unlocking the power of unstructured Isogeometric Analysis: a unified framework and some applications to wave propagation and elasticity

Hélène Barucq , Henri Calandra , Julien Diaz , Stefano Frambati
IX International Conference on Isogeometric Analysis, Sep 2021, Lyon, France
Conference papers hal-03520492v1

Modeling seismic wave propagation through the Earth for imaging localized structures

Yder Masson , Hélène Barucq , Julien Diaz , Barbara Romanowicz , Sevan Adourian
EGU General Assembly 2019, Apr 2019, Vienna, Austria. pp.2019 - 8286
Conference papers hal-02429713v1
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Numerical Scheme Impacts on Time Domain Full Waveform Inversion

Pierre Jacquet , Andreas Atle , Hélène Barucq , Henri Calandra , Julien Diaz
MATHIAS 2019, Oct 2019, Serris, France
Conference papers hal-02422842v1
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High-order DG-SE approximations of elastodynamic wave problems with stable Perfectly Matched Layers

Hélène Barucq , Henri Calandra , Aurélien Citrain , Julien Diaz , Christian Gout
MATHIAS 2019, Oct 2019, Serris, France
Conference papers hal-02425960v1
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High order discretization of seismic waves-problems based upon DG-SE methods

Hélène Barucq , Henri Calandra , Aurélien Citrain , Julien Diaz , Christian Gout
WAVES 2019 - 14th International Conference on Mathematical and Numerical Aspects of Wave Propagation, Aug 2019, Vienne, Austria
Conference papers hal-02277988v1
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Time Domain Full Waveform Inversion involving Discontinuous Galerkin approximation

Pierre Jacquet , Andreas Atle , Hélène Barucq , Henri Calandra , Julien Diaz
WAVES 2019 - 14th International Conference on Mathematical and Numerical Aspects of Wave Propagation, Aug 2019, Vienna, Austria
Conference papers hal-02422856v1
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Space-time Trefftz-DG methods on tent pitching meshes for elastoacoustic wave propagation

Hélène Barucq , Henri Calandra , Julien Diaz , Elvira Shishenina
ICIAM 2019 - International Congress on Industrial and Applied Mathematics, Jul 2019, Valencia, Spain
Conference papers hal-02361167v1
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Approximation SEM-DG pour les problèmes d'ondes elasto-acoustiques

Hélène Barucq , Henri Calandra , Aurélien Citrain , Julien Diaz , Christian Gout
JOSO 2019 - Journées Ondes Sud-Ouest, Mar 2019, Le Barp, France
Conference papers hal-02070730v1
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On the finite element solution of helmholtz problems in anisotropic media

Hélène Barucq , Abderrahmane Bendali , Julien Diaz , Sébastien Tordeux
Journées Ondes Sud-Ouest (JOSO), Mar 2019, Le Barp, France
Conference papers hal-02138982v1

Wave-propagation modeling using the distributional finite difference method

Yder Masson , Julien Diaz , Florian Faucher , Sevan Adourian , Barbara Romanowicz
AGU Fall Meeting 2019, Dec 2019, San Francisco, United States
Conference papers hal-02429725v1
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Space-time Trefftz-DG approach for elasto-acoustic wave propagation

Hélène Barucq , Henri Calandra , Julien Diaz , Elvira Shishenina
WCCM 2018 - 13th World Congress on Computational Mechanics, Jul 2018, New-York, United States
Conference papers hal-01940530v1
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On the coupling of Spectral Element Method with Discontinuous Galerkin approximation for elasto-acoustic problems

Hélène Barucq , Henri Calandra , Aurélien Citrain , Julien Diaz , Christian Gout
13th World Congress of Computational Mecanics, Jul 2018, New-York, United States
Conference papers hal-01907431v1
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SEM-DG Approximation for elasto-acoustics

Hélène Barucq , Henri Calandra , Aurélien Citrain , Julien Diaz , Christian Gout
MATHIAS 2018 Computational Science Engineering & Data Science by TOTAL, Oct 2018, Serris, France
Conference papers hal-01872812v2

On the use of a pulsed-laser source in laboratory seismic experiments

Chengyi Shen , Daniel Brito , Julien Diaz , Deyuan Zhang , Clarisse Bordes
AGU Meeting 2018, Dec 2018, Washington, United States
Conference papers hal-01957131v1

Hybrid space discretization to solve elasto-acoustic coupling

Hélène Barucq , Henri Calandra , Aurélien Citrain , Julien Diaz , Christian Gout
Fifth international congress on multiphysics, multiscale, and optimization problems, May 2018, Bilbao, Spain
Conference papers hal-01808793v1
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Full Waveform Inversion Adjoint Studies MATHIAS 2018

Pierre Jacquet , Hélène Barucq , Julien Diaz , Henri Calandra
MATHIAS 2018 - Computational Science Engineering & Data Science by TOTAL, Oct 2018, Serris, France
Conference papers hal-01907804v1
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Hybridizable Discontinuous Galerkin Methods for modelling 3D seismic wave propagation in harmonic domain

Marie Bonnasse-Gahot , Henri Calandra , Julien Diaz , Stephane Lanteri
WAVES 2017 - 13th International Conference on Mathematical and Numerical Aspects of Wave Propagation, May 2017, Minneapolis, United States
Conference papers hal-01693189v1
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Trefftz -Discontinuous Galerkin Approach for Solving Elastodynamic Problem

Hélène Barucq , Henri Calandra , Julien Diaz , Elvira Shishenina
ENUMATH 2017 - European Conference on Numerical Mathematics and Advanced Applications, Sep 2017, Voss, Norway
Conference papers hal-01691617v2

Full determination of the characteristics of elastic scatters from some FFP measurements

Izar Azpiroz , Hélène Barucq , Julien Diaz , Rabia Djellouli
WAVES 2017 - 13th International Conference on Mathematical and Numerical Aspects of Wave Propagation, May 2017, Minneapolis, United States. pp.1-84
Conference papers hal-01694544v1
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Performances analysis of a Hybridizable discontinuous Galerkin solver for the 3D Helmholtz equations in geophysical context

Marie Bonnasse-Gahot , Henri Calandra , Julien Diaz , Stéphane Lanteri
Third EAGE workshop on High performance computing for Upstream, Oct 2017, Athens, Greece
Conference papers hal-01677290v1

On the use of a laser ablation as a laboratory seismic source

Chengyi Shen , Daniel Brito , Julien Diaz , Deyuan Zhang , Valier Poydenot
EGU GENERAL ASSEMBLY, Apr 2017, Vienna, Austria. pp.2017 - 13963
Conference papers hal-01513597v1
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Spectral Element Method and Discontinuous Galerkin approximation for elasto-acoustic problems

Hélène Barucq , Henri Calandra , Aurélien Citrain , Julien Diaz , Christian Gout
MATHIAS – TOTAL Symposium on Mathematics, Oct 2017, Paris, France
Conference papers hal-01690670v1
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Towards Energy-Efficient Storage Servers

Vinícius Machado , Amanda Braga , Natália Rampon , Jean Bez , Francieli Boito
32nd ACM Symposium on Applied Computing (SAC 2017), Sung Y. Shin, Apr 2017, Marrakesh, Morocco
Conference papers hal-01519168v1
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Trefftz-DG Approximation for the Elasto-Acoustics

Henri Calandra , Elvira Shishenina , Julien Diaz , Hélène Barucq
WAVES 2017 - 13th International Conference on Mathematical and Numerical Aspects of Wave Propagation, May 2017, Minneapolis, United States
Conference papers hal-01693111v1

A Trefftz method whose shape functions are constructed thanks to a high-order DG finite element method

Hélène Barucq , Abderrahmane Bendali , Julien Diaz , Sébastien Tordeux
WAVES 2017 - 13th International Conference on Mathematical and Numerical Aspects of Wave Propagation, May 2017, Minnesota, United States
Conference papers hal-01691588v1
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Comparison of solvers performance when solving the 3D Helmholtz elastic wave equations using the Hybridizable Discontinuous Galerkin method

Marie Bonnasse-Gahot , Henri Calandra , Julien Diaz , Stephane Lanteri
Workshop DIP - Depth Imaging Partnership, Oct 2016, Houston, United States
Conference papers hal-01400656v1

Absorbing Boundary Conditions for 3D Elastic TTI Modeling, Application to Time-Based and Time-Harmonic Simulations

Lionel Boillot , Hélène Barucq , Julien Diaz , Henri Calandra
EAGE Saint Petersburg International Conference & Exhibition, Apr 2016, Saint Petersburg, Russia
Conference papers hal-01303391v1
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Comparison of solvers performance when solving the 3D Helmholtz elastic wave equations over the Hybridizable Discontinuous Galerkin method

Marie Bonnasse-Gahot , Henri Calandra , Julien Diaz , Stephane Lanteri
MATHIAS – TOTAL Symposium on Mathematics, Oct 2016, Paris, France
Conference papers hal-01400663v1
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Resolution strategy for the Hybridizable Discontinuous Galerkin system for solving Helmholtz elastic wave equations

Marie Bonnasse-Gahot , Henri Calandra , Julien Diaz , Stephane Lanteri
Face to face meeting HPC4E Brazilian-European project, Sep 2016, Gramado, Brazil
Conference papers hal-01400643v1

Handling clusters with a task-based runtime system: application to Geophysics

Lionel Boillot , Corentin Rossignon , George Bosilca , Emmanuel Agullo , Henri Calandra
Rice - Oil & Gas HPC Workshop, Mar 2016, Houston, United States
Conference papers hal-01303373v1

imaging in laboratory trough laser Doppler vibrometry.

Daniel Brito , Chengyi Shen , Julien Diaz , S. Garambois , Clarisse Bordes
Measuring by Light 2016, Conference and Short-Course on Optical Measurement Techniques for Industrial and Societal Challenges., Decembre 2016, Pretoria, Afrique du Sud, 2016, Pretoria, South Africa
Conference papers hal-02152117v1
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Trefftz-DG Approximation for the Elasto-Acoustics

Hélène Barucq , Henri Calandra , Julien Diaz , Elvira Shishenina
Workshop de DIP, l’action stratégique INRIA TOTAL, Oct 2016, Houston, United States
Conference papers hal-01416241v1
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Seismic wave propagation in heterogeneous limestone samples

Chengyi Shen , Daniel Brito , Valier Poydenot , Julien Diaz , Stéphane Garambois
Journées d'Etude des Milieux Poreux, Oct 2016, Anglet, France
Conference papers hal-01388195v1

Seismic imaging in laboratory trough laser Doppler vibrometry

Daniel Brito , Valier Poydenot , Stéphane Garambois , Julien Diaz , Clarisse Bordes
European Geosciences Union General Assembly 2016, Apr 2016, Vienne, Austria
Conference papers hal-01313013v1

Equivalent absorbing boundary conditions for heterogeneous acoustic media

Manuela Castro , Julien Diaz , Victor Péron
ICOSAHOM 2016 - International Conference on Spectral and High-Order Methods, Jun 2016, Rio de Janeiro, Brazil. pp.301-310, ⟨10.1590/S2179-84512014000300007⟩
Conference papers hal-01691552v1

Shape and material parameter reconstruction of an isotropic or anisotropic solid immersed in a fluid

Izar Azpiroz , Hélène Barucq , Julien Diaz , Rabia Djellouli
Inverse Problems for PDEs, University of Bremen, Germany, Mar 2016, Bremen, Germany
Conference papers hal-01408981v1

Stable TTI Acousto-Elastic simulations

Lionel Boillot , Hélène Barucq , Julien Diaz , Henri Calandra
Workshop DIP - Depth Imaging Partnership (INRIA-TOTAL), Jun 2015, Pau, France
Conference papers hal-01188522v1

Portable task-based programming for elastodynamics

Lionel Boillot , Emmanuel Agullo , George Bosilca , Henri Calandra , Hélène Barucq
Rice - Oil & Gas HPC Workshop, Mar 2015, Houston, United States
Conference papers hal-01128750v1

Absorbing Boundary Conditions for 3D Tilted Transverse Isotropic media

Hélène Barucq , Lionel Boillot , Henri Calandra , Julien Diaz
First Pan-American Congress on Computational Mechanic (PANACM 2015), Apr 2015, Buenos Aires, Argentina
Conference papers hal-01184104v1

Performance Assessment on Hybridizable Dg Approximations for the Elastic Wave Equation in Frequency Domain

Marie Bonnasse-Gahot , Henri Calandra , Julien Diaz , Stéphane Lanteri
SIAM Conference on Mathematical and Computational Issues in the Geosciences, Jun 2015, Stanford, United States
Conference papers hal-01184111v1
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Equivalent Robin Boundary Conditions for Acoustic and Elastic Media

Julien Diaz , Victor Péron
First Inria-Mexico Workshop in Applied Mathematics and Computer Science, Jun 2015, Mexico City, Mexico
Conference papers hal-01254193v1

Modeling of elastic Helmholtz equations by hybridizable discontinuous Galerkin method (HDG) for geophysical applications

Marie Bonnasse-Gahot , Henri Calandra , Julien Diaz , Stéphane Lanteri
5th workshop France-Brazil HOSCAR, Sep 2015, Nice, France
Conference papers hal-01207897v1

Discontinuous Galerkin Approximations for Seismic Wave Propagation in a HPC Framework

Hélène Barucq , Lionel Boillot , Marie Bonnasse-Gahot , Henri Calandra , Julien Diaz
Platform for Advanced Scientific Computing Conference (PASC 15), Jun 2015, Zurich, Switzerland
Conference papers hal-01184106v1

Modelling of seismic waves propagation in harmonic domain by hybridizable discontinuous Galerkin method (HDG)

Marie Bonnasse-Gahot , Henri Calandra , Julien Diaz , Stéphane Lanteri
Workshop GEAGAM, May 2015, Pau, France
Conference papers hal-01207906v1
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Performance assessments of absorbing conditions for the reverse time-harmonic migration

Hélène Barucq , Morgane Bergot , Juliette Chabassier , Julien Diaz
PANACM 2015 - 1st Pan-American Congress on Computational Mechanic, Apr 2015, Buenos Aires, Argentina. pp.1-8
Conference papers hal-01184102v1

Performance comparison between hybridizable DG and classical DG methods for elastic waves simulation in harmonic domain

Marie Bonnasse-Gahot , Henri Calandra , Julien Diaz , Stephane Lanteri
Workshop Oil & Gas Rice 2015, Mar 2015, Houston, Texas, United States
Conference papers hal-01207886v1

High-order Discontinuous Galerkin approximations for elasto-acoustic scattering problems

Hélène Barucq , Julien Diaz , Rabia Djellouli , Elodie Estecahandy
XXIV Congress on Differential Equations and Applications / XIV Congress on Applied Mathematics (XXIV CEDYA / XIV CMA), Jun 2015, Cadiz, Spain
Conference papers hal-01184107v1

A non-dispersive discontinuous Galerkin method for the simulation of acoustic scattering in complex media.

Hélène Barucq , Abderrahmane Bendali , Julien Diaz , M'Barek Fares , Vanessa Mattesi
Fall 2015 - 170th Meeting Acoustical Society of America, Nov 2015, Jacksonville, United States. ⟨10.1121/1.4933581⟩
Conference papers hal-01691619v1

Absorbing Boundary Conditions for 3D elastic TTI modeling

Lionel Boillot , Hélène Barucq , Julien Diaz , Henri Calandra
SEG - Society of Exploration Geophysicists, Oct 2015, Nouvelle-Orléans, United States. pp.535-540, ⟨10.1190/segam2015-5910360.1⟩
Conference papers hal-01223344v1

Portable task-based programming for seismic wave propagation simulation in time domain

Emmanuel Agullo , Hélène Barucq , Lionel Boillot , George Bosilca , Henri Calandra
HOSCAR – 5th Brazil-French workshop on High performance cOmputing and SCientific dAta management dRiven by highly demanding applications (INRIA-CNPq), Sep 2015, Sophia Antipolis, France
Conference papers hal-01208461v1

Absorbing Boundary Conditions for Tilted Transverse Isotropic elastic media

Lionel Boillot , Hélène Barucq , Julien Diaz , Henri Calandra
ECCOMAS, WCCM XI - ECCM V - ECFD VI, Jul 2014, Barcelona, Spain
Conference papers hal-01057581v1

(Portable) Task-based programming model for elastodynamics

Lionel Boillot , Hélène Barucq , Henri Calandra , Julien Diaz
EAGE workshop on HPC for Upstream, Sep 2014, Chania, Greece. pp.1-4, ⟨10.3997/2214-4609.20141922⟩
Conference papers hal-01070015v1

High order schemes for the first order formulation of the wave equation. Application to seismic imaging.

Hélène Barucq , Henri Calandra , Julien Diaz , Florent Ventimiglia
Journées Ondes du Sud-Ouest, Feb 2014, Toulouse, France
Conference papers hal-01111082v1
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Thin Layer Models for Geophysical Applications

Julien Diaz , Victor Péron
Second Russian-French Conference on Computational Geophysics, Sep 2014, Novosibirsk, Russia
Conference papers hal-03172030v1

Numerical schemes for the simulation of seismic wave propagation in frequency domain

M Bonnasse-Gahot , Henri Calandra , Julien Diaz , S Lanteri
Réunion des Sciences de la Terre 2014, Oct 2014, Pau, France
Conference papers hal-01096390v1

Optimized wave propagation for geophysics

Lionel Boillot , Hélène Barucq , Julien Diaz , Henri Calandra
Journée scientifique du MCIA (Mésocentre de Calcul Intensif Aquitain), Feb 2014, Pau, France
Conference papers hal-01057582v1

Imaging of complex media with elastic wave equations

Hélène Barucq , Henri Calandra , Julien Diaz , Jérôme Luquel
2014 eccomas, Jul 2014, barcelone, Spain
Conference papers hal-01096616v1

Hybridizable Discontinuous Galerkin method for solving Helmholtz elastic wave equations

M Bonnasse-Gahot , Henri Calandra , Julien Diaz , S Lanteri
EAGE Workshop on High Performance Computing for Upstream, Sep 2014, Chania, Greece
Conference papers hal-01096385v1

A discontinuous Galerkin method whose shape functions are constructed thanks to an integral equation formulation

Hélène Barucq , Abderrahmane Bendali , Julien Diaz , M'Barek Fares , Sébastien Tordeux
CG 2014 - Second Russian – French Workshop “Computational Geophysics”, Sep 2014, Berdsk, Russia
Conference papers hal-01691657v1

Arbitrary High Order Time Scheme for Wave Equation

Hélène Barucq , Henri Calandra , Julien Diaz , Florent Ventimiglia
The 10th AIMS Conference on Dynamical Systems, Differential Equations and Applications, Jul 2014, Madrid, Spain
Conference papers hal-01111091v1

Discontinuous Galerkin methods for solving Helmholtz elastic wave equations for seismic imaging

M Bonnasse-Gahot , Henri Calandra , Julien Diaz , S Lanteri
WCCM XI - ECCM V - ECFD VI - Barcelona 2014, Jul 2014, Barcelone, Spain
Conference papers hal-01096324v1

Performance analysis of DG and HDG methods for the simulation of seismic wave propagation in harmonic domain

M Bonnasse-Gahot , Henri Calandra , Julien Diaz , S Lanteri
Second Russian-French Workshop "Computational Geophysics", Sep 2014, Berdsk, Russia
Conference papers hal-01096392v1

High-Order Time Scheme Of The Wave Equation Using Nabla-P Scheme

Hélène Barucq , Julien Diaz , Florent Ventimiglia , Henri Calandra
Mathias 2013, Oct 2013, Paris, France
Conference papers hal-00924013v1

Equivalent source modelling of small heterogeneities in the context of 3D time-domain wave propagation equation

Julien Diaz , Vanessa Mattesi , Sébastien Tordeux
TAMTAM 2013, Sixième colloque sur les Tendances dans les Applications Mathématiques en Tunisie, Algérie, Maroc, Apr 2013, Alger, Algeria
Conference papers hal-00925359v1

Mesh Free Frontier-based Formulation for Helmholtz Problems

Mohamed Amara , Julien Diaz , Rabia Djellouli
Congrès de Mathématiques Appliquées en l'honneur de Mohamed Amara, Laboratoire d'EDP Non Linéaires, ENS-Kouba, Sep 2013, Alger, Algeria
Conference papers hal-00924026v1

Mesh Free Frontier-Based Formulation (MF3) for High Frequency Helmholtz Problems

Mohamed Amara , Julien Diaz , Rabia Djellouli
COMPDYN 2013 : 4th International Conference on Computational Methods in Structural Dynamics and Earthquake Engineering, Jun 2013, Kos, Greece
Conference papers hal-00924012v1

Absorbing Boundary Conditions for Tilted Transverse Isotropic waves in Reverse Time Migration context

Lionel Boillot , Hélène Barucq , Henri Calandra , Julien Diaz
Waves -- International Conference on Mathematical and Numerical Aspects of Waves, Jun 2013, Gammarth, Tunisia
Conference papers hal-00868135v1

Small heterogeneities in the context of time domain wave equation

Julien Diaz , Vanessa Mattesi , Sébastien Tordeux
Journées Singulières Augmentées, Aug 2013, Rennes, France
Conference papers hal-00927377v1

Perfectly Matched Layers for linearized and non linear Shallow Water equation

Hélène Barucq , Julien Diaz , Mounir Tlemcani
WAVES 13 : 11th International Conference on Mathematical and Numerical Aspects of Waves, ENIT Lamsin, Jun 2013, Gammarth, Tunisia. pp.297-298
Conference papers hal-00923939v1
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Numerical Analysis of a reduced formulation of an elasto-acoustic scattering problem

Hélène Barucq , Juliette Chabassier , Julien Diaz , Elodie Estecahandy
WAVES 13 : 11th International Conference on Mathematical and Numerical Aspects of Waves, Jun 2013, Gammarth, Tunisia
Conference papers hal-00873633v1

On the use of high-order schemes for seismic imaging

Hélène Barucq , Henri Calandra , Julien Diaz , Florent Ventimiglia
Valparaíso Numérico IV : Séptimo Encuentro de Análisis Numérico de Ecuaciones Diferenciales Parciales, Pontificia Universidad Católica de Valparaíso, Dec 2013, Valparaiso, Chile
Conference papers hal-00924039v1

High-Order Time Discretization Of The Wave Equation By Nabla-P Scheme

Hélène Barucq , Julien Diaz , Florent Ventimiglia , Henri Calandra
SMAI 2013, May 2013, Seignosse, France. pp.ESAIM: PROCEEDINGS
Conference papers hal-00924030v1

Local Basis Set Optimization to Efficiently Solve Helmholtz Problems

Mohamed Amara , Sharang Chaudry , Julien Diaz , Rabia Djellouli , Steven Fiedler
WAVES 13 : 11th International Conference on Mathematical and Numerical Aspects of Waves, ENIT Lamsin, Jun 2013, Gammarth, Tunisia. pp.355-356
Conference papers hal-00927044v1

Optimized propagators for elastic waves with anisotropy Part 1: Applied Mathematics Part 2: High-Performance Computing

Lionel Boillot , Emmanuel Agullo , Hélène Barucq , George Bosilca , Henri Calandra
XSEDE -- International Summer School on HPC Challenges in Computational Sciences (PRACE workshop), Jun 2013, New York, United States
Conference papers hal-00868169v1
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High Order Time Discretization Of The Wave Equation By Nabla-P Scheme. Application to the Reverse Time Migration

Hélène Barucq , Henri Calandra , Julien Diaz , Florent Ventimiglia
WAVES 2013, Jun 2013, Gammarth, Tunisia
Conference papers hal-00924172v1

Performance assesment of a fractional radiation boundary condition for the Helmholtz equation

Hélène Barucq , Chokri Bekkey , Julien Diaz
WAVES 13 : 11th International Conference on Mathematical and Numerical Aspects of Waves, ENIT Lamsin, Jun 2013, Gammarth, Tunisia. pp.291-292
Conference papers hal-00923995v1

High-Order Explicit Time Scheme for Simulation of Wave Propagation

Hélène Barucq , Henri Calandra , Julien Diaz , Florent Ventimiglia
HOSCAR - 3rd Brazil-French workshop on High performance cOmputing and SCientific dAta management dRiven by highly demanding applications (INRIA-CNPq), Sep 2013, Bordeaux, France
Conference papers hal-00929904v1
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Equivalent Conditions for Elasto-Acoustics

Julien Diaz , Victor Péron
Waves 2013 - 11th International Conference on Mathematical and Numerical Aspects of Waves, Jun 2013, Gammarth, Tunisia. pp.345-346
Conference papers hal-00842571v1

Méthodes d'ordre élevé pour l'imagerie sismique mathématique

Hélène Barucq , Henri Calandra , Julien Diaz , Florent Ventimiglia
Haute Fréquence, Mar 2013, Nancy, France
Conference papers hal-00925578v1

High order time discretization of the wave equation by nabla-p schemes

Hélène Barucq , Julien Diaz , Florent Ventimiglia , Henri Calandra
Aquitanie-Euskadi Workshop on Applied Mathematics (Aquitanie-Euskadi 2012), Oct 2012, Biarritz, France
Conference papers hal-00764188v1
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Introduction to the mathematical analysis of the Helmholtz equation : Sommerfeld condition, limiting amplitude principle and limiting absorption principle

Hélène Barucq , Julien Diaz , Sébastien Tordeux
Summer School Jaca 2012, Sep 2012, Jaca, Spain
Conference papers hal-00927403v1

Absorbing Boundary Conditions for anisotropic elastodynamic media

Lionel Boillot , Hélène Barucq , Henri Calandra , Julien Diaz
ICOSAHOM - International Conference on Spectral and High Order Methods, Jun 2012, Gammarth, Tunisia
Conference papers hal-00767597v1

Efficient solution methodology based on a local wave tracking strategy for high-frequency Helmholtz problems

Mohamed Amara , Sharang Chaudhry , Julien Diaz , Rabia Djellouli , Steven Fiedler
6th European Congress on Computational Methods in Applied Sciences and Engineering (ECCOMAS 2012), Oct 2012, Vienna, Austria
Conference papers hal-00765537v1

Optimized propagators for elastic waves in anisotropic (TTI) media Part 1: Absorbing Boundary Conditions (ABC)

Lionel Boillot , Hélène Barucq , Henri Calandra , Julien Diaz
Aquitaine-Euskadi Workshop on Applied Mathematics (INRIA-BCAM), Oct 2012, Biarritz, France
Conference papers hal-00764206v1

Absorbing Boundary Conditions for anisotropic elastodynamic media

Lionel Boillot , Hélène Barucq , Julien Diaz , Henri Calandra
Workshop DIP - Depth Imaging Partnership (INRIA-TOTAL), Apr 2012, Pau, France
Conference papers hal-00764186v1

Absorbing Boundary Conditions for anisotropic elastodynamic media

Lionel Boillot , Hélène Barucq , Henri Calandra , Julien Diaz
1st Russian-French Conference on Mathematical Geophysics, Mathematical Modeling in Continuum Mechanics and Inverse Problems, Jun 2012, Biarritz, France
Conference papers hal-00764192v1

High Order Schemes and Local Time Stepping for Solving Elastodynamic Wave Equation in Strongly Heterogeneous Media.

Hélène Barucq , Julien Diaz , Henri Calandra , Florent Ventimiglia
First Russian-French Conference on Mathematical Geophysics, Mathematical Modeling in Continuum Mechanics and Inverse Problems, Jun 2012, Biarritz, France
Conference papers hal-00764181v1

Parallel optimization of a Discontinuous Galerkin method for seismic imaging simulation. Towards the Intel MIC acceleration.

Lionel Boillot , Hélène Barucq , Henri Calandra , Julien Diaz
HOSCAR - 2nd Brazil-French workshop on High performance cOmputing and SCientific dAta management dRiven by highly demanding applications (INRIA-CNPq), Sep 2012, Petropilis, Brazil
Conference papers hal-00764200v1

High Order Schemes For The First Order Wave Equation. Application to the Reverse Time Migration

Hélène Barucq , Julien Diaz , Florent Ventimiglia , Henri Calandra
Workshop DIP Total/Inria, Apr 2012, Pau, France
Conference papers hal-00764207v1

High order time scheme for the first order wave equation using nabla-p scheme. Application to the Reverse Time Migration

Hélène Barucq , Julien Diaz , Florent Ventimiglia , Henri Calandra
Symposium MATHIAS 2012, TOTAL SA, Oct 2012, Paris, France
Conference papers hal-00764222v1
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Absorbing boundary conditions for anisotropic elastodynamic media

Hélène Barucq , Lionel Boillot , Henri Calandra , Julien Diaz
Acoustics 2012, Apr 2012, Nantes, France
Conference papers hal-00811168v1

Optimized propagators for elastic waves in anisotropic (TTI) media Part 1: Absorbing Boundary Conditions (ABC)

Lionel Boillot , Hélène Barucq , Henri Calandra , Julien Diaz
MATHIAS - TOTAL Symposium on Mathematics, Oct 2012, Paris, France
Conference papers hal-00764202v1

Stability analysis of the Interior Penalty Discontinuous Galerkin method for the wave equation

Cyril Agut , Julien Diaz
Conference on Frontiers in Applied and Computational Mathematics, May 2012, Newark, United States
Conference papers hal-00748782v1

Absorbing Boundary Conditions for anisotropic elastodynamic media

Lionel Boillot , Hélène Barucq , Henri Calandra , Julien Diaz
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
Conference papers hal-00764196v1

Complete factorization of the wave equation for the construction of absorbing boundary conditions involving a fractional derivative

Hélène Barucq , Julien Diaz , Véronique Duprat
10th International Conference on Mathematical and Numerical Aspects of Wave Propagation (Waves 2011), Jul 2011, Vancouver, Canada
Conference papers hal-00768539v1

Hybrid local-time stepping strategy for the Reverse Time Migration

Caroline Baldassari , Hélène Barucq , Henri Calandra , Julien Diaz , Florent Ventimiglia
10th International Conference on Mathematical and Numerical Aspects of Wave Propagation (Waves 2011), Jul 2011, Vancouver, Canada
Conference papers hal-00768541v1

Explicit hp-Adaptive Time Scheme for the Wave Equation

Caroline Baldassari , Hélène Barucq , Julien Diaz
Domain Decomposition (DD20), Feb 2011, San Diego, United States
Conference papers hal-00660048v1

Enriched Absorbing Boundary Conditions for Acoustic Waves

Hélène Barucq , Julien Diaz , Véronique Duprat
Conference on Frontiers in Applied and Computational Mathematics, Jun 2011, Newark, United States
Conference papers hal-00768550v1

Stability analysis of the interior penalty discontinuous Galerkin method for the wave equation

Cyril Agut , Julien Diaz
10th International Conference on Mathematical and Numerical Aspects of Wave Propagation (Waves 2011), Jul 2011, Vancouver, Canada
Conference papers hal-00768544v1

An hp-adaptive energy conserving time scheme for the wave equation.

Caroline Baldassari , Hélène Barucq , Julien Diaz
Third Chilean Workshop on Numerical Analysis of Partial Differential Equations, WONAPDE 2010, Jan 2010, Concepcion, Chile
Conference papers inria-00508541v1

Méthodes numériques pour l'imagerie sismique

Caroline Baldassari , Hélène Barucq , Henri Calandra , Julien Diaz
Congrès d'Analyse NUMérique, May 2010, Carcans-Maubuisson, France
Conference papers inria-00527419v1
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High-order discretizations for the wave equation based on the modified equation technique

Cyril Agut , Julien Diaz , Abdelaâziz Ezziani
10ème Congrès Français d'Acoustique, Apr 2010, Lyon, France
Conference papers hal-00554448v1

A new modified equation approach for high-order space and time discretizations of the wave equation

Cyril Agut , Julien Diaz , Abdelaâziz Ezziani
Third Chilean Workshop on Numerical Analysis of Partial Differential Equations (WONAPDE 2010), Jan 2010, Concepcion, Chile
Conference papers inria-00508590v1

High-Order Schemes with Local Time Stepping for Solving the Wave Equation in a Reverse Time Migration Algorithm

Caroline Baldassari , Hélène Barucq , Julien Diaz
2010 ISFMA Symposium & Shanghai Summer School on Maxwell' equations: Theoretical and Numerical Issues with Applications, Jul 2010, Shanghaï, China
Conference papers inria-00508634v1
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Approximate boundary conditions based on a complete transparent condition for the acoustic wave equation

Hélène Barucq , Julien Diaz , Véronique Duprat
10ème Congrès Français d'Acoustique, Apr 2010, Lyon, France
Conference papers hal-00554446v1

Enriched absorbing boundary conditions for the acoustic wave equation involving a fractional derivative

Hélène Barucq , Julien Diaz , Véronique Duprat
Third Chilean Workshop on Numerical Analysis of Partial Differential Equations (WONAPDE 2010), Jan 2010, Concepcion, Chile
Conference papers inria-00508593v1

Absorbing Boundary Condition Taking into Account the Grazing Modes

Hélène Barucq , Julien Diaz , Véronique Duprat
2010 SIAM Annual Meeting (AN10), Jul 2010, Pittsburgh, United States
Conference papers inria-00508632v1

Development and optimization of absorbing boundary conditions for acoustic wave problems in complex media

Véronique Duprat , Julien Diaz , Hélène Barucq
XIV Jacques-Louis Lions Spanish-French school on numerical simulation in physics and engineering, Sep 2010, A Coruna, Spain
Conference papers inria-00527250v1

Schémas d'ordre élevé à pas de temps local pour la résolution de l'équation des ondes

Caroline Baldassari , Hélène Barucq , Julien Diaz
Séminaire du Groupe de Modélisation Mathématiques Mécanique et Numérique (GM3N), Oct 2010, Caen, France
Conference papers inria-00529641v1

Factorisation complète de l'équation des ondes pour la construction de conditions aux limites absorbantes

Véronique Duprat , Julien Diaz , Hélène Barucq
CANUM 2010, 40e Congrès National d'Analyse Numérique, May 2010, Carcans Maubuisson, France
Conference papers inria-00527161v1

Une nouvelle approche de type équation modifiée pour des discrétisations d'ordre élevé en espace et en temps de l'équation des ondes

Cyril Agut , Julien Diaz
CANUM 2010, 40e Congrès National d'Analyse Numérique, May 2010, Carcans-Maubuisson, France
Conference papers inria-00527133v1

High-order discretizations for the wave equation based on the modified equation technique

Cyril Agut , Julien Diaz
XIV Spanish-French Jacques-Louis Lions School, Sep 2010, A Coruna, Spain
Conference papers inria-00527136v1

High-order method in space and time for solving the wave equation

Cyril Agut , Julien Diaz , Abdelaâziz Ezziani
The 9th International Conference on Mathematical and Numerical Aspects of Waves Propagation (WAVES 2009), Jun 2009, Pau, France
Conference papers inria-00508583v1

Comparison of the Performance of Spectral Finite Elements and Interior Penalty Discontinous Galerkin Methods for the Reverse Time Migration

Caroline Baldassari , Hélène Barucq , Henri Calandra , Bertrand Denel , Julien Diaz
International Conference on Spectral and High Order Methods (ICOSAHOM09), Jun 2009, Trondheim, Norway
Conference papers inria-00508579v1

Using the Interior Penalty Discontinuous Galerkin method for the Reverse Time Migration

Caroline Baldassari , Hélène Barucq , Henri Calandra , Bertrand Denel , Julien Diaz
The 9th International Conference on Mathematical and Numerical Aspects of Waves Propagation (WAVES 2009), Jun 2009, Pau, France
Conference papers inria-00508565v1

Stable Perfectly Matched Layer for Short Water Waves

Hélène Barucq , Julien Diaz , Mounir Tlemcani
The 9th International Conference on Mathematical and Numerical Aspects of Waves Propagation (WAVES 2009), Jun 2009, Pau, France
Conference papers inria-00508571v1

The Reverse Time Migration technique coupled with interior Penalty Discontinuous Galerkin Method

Caroline Baldassari , Hélène Barucq , Henri Calandra , Bertrand Denel , Julien Diaz
Annual meeting of the European Geophysical Union (EGU 09), Apr 2009, Vienna, Austria
Conference papers inria-00508586v1

New absorbing boundary conditions for the acoustic wave equation approximated by an IPDG formulation

Hélène Barucq , Julien Diaz , Véronique Duprat
ICTCA 2009, Sep 2009, Dresden, Germany
Conference papers inria-00508603v1

Fast High-Order Method for Solving the Transient Wave Equation,

Cyril Agut , Julien Diaz , Abdelaâziz Ezziani
International Conference on Spectral and High Order Methods, (ICOSAHOM09), Jun 2009, Trondheim, Norway
Conference papers inria-00508582v1

Fast high-order method for solving the acoustic wave equation in heterogeneous media

Cyril Agut , Julien Diaz , Abdelaâziz Ezziani
ICTCA 2009, Sep 2009, Dresden, Germany
Conference papers inria-00508626v1

Numerical Simulation of Wave Propagation applied to seismic Imaging

Caroline Baldassari , Hélène Barucq , Henri Calandra , Julien Diaz
1er colloque Franco-Tunisien de Mathématiques SMF/SMT, Mar 2009, Djerba, Tunisia
Conference papers inria-00527240v1

IPDG formulation of the acoustic wave equation incorporating absorbing boundary conditions

Hélène Barucq , Julien Diaz , Véronique Duprat
The 9th International Conference on Mathematical and Numerical Aspects of Waves Propagation (WAVES 2009), Jun 2009, Pau, France
Conference papers inria-00508598v1
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Application of Cagniard de Hoop Method to the Analysis of Perfectly Matched Layers

Julien Diaz , Patrick Joly
3rd IFAC Workshop on Fractional Differentiation and its Applications, Nov 2008, Ankara, Turkey
Conference papers inria-00343016v1

Analysis of the performance of the Interior Penality Discontinuous Galerkin method

Caroline Baldassari , Hélène Barucq , Henri Calandra , Bertrand Denel , Julien Diaz
Journée en l'honneur de Gene Golub, CERFACS, Feb 2008, Toulouse, France
Conference papers inria-00527278v1

The reverse time migration technique coupled with finite element methods

Caroline Baldassari , Hélène Barucq , Henri Calandra , Bertrand Denel , Julien Diaz
5èmes journées du GDR Etude de la propagation ultrasononore en vue du contrôle non-destructif, Jun 2008, Anglet, France
Conference papers inria-00343542v1

High Order Absorbing Boundary Conditions for solving the Wave Equation by Discontinuous Galerkin Methods

Hélène Barucq , Julien Diaz , Véronique Duprat
Proceedings of the Tenth International Conference Zaragoza-Pau on Applied Mathematics and Statistics, 2008, Jaca, Spain
Conference papers inria-00508630v1

A New Modified Equation Approach for solving the Wave Equation

Cyril Agut , Julien Diaz , Abdelaâziz Ezziani
Proceedings of the Tenth International Conference Zaragoza-Pau on Applied Mathematics and Statistics, 2008, Jaca, Spain
Conference papers inria-00508629v1

High-order Discontinuous Galerkin Methods for the Reverse Time Migration

Caroline Baldassari , Hélène Barucq , Henri Calandra , Bertrand Denel , Julien Diaz
The 5th. European Congress on Computational Methods in Applied Sciences and Engineering (ECCOMAS 2008), Jun 2008, Venice, Italy
Conference papers inria-00508600v1

Explicit local time stepping for second-order wave equations

Julien Diaz , Marcus J. Grote
International Conference on SCIentific Computation And Differential Equations, SCICADE 2007, July 9 - 13, 2007, Saint-Malo, France, Jul 2007, Saint-Malo, France
Conference papers inria-00508577v1

Energy conserving explicit local time stepping for second-order wave equations.

Julien Diaz , Marcus J. Grote
The 8th International Conference on Mathematical and Numerical Aspects of Waves Propagation (WAVES 2007), Jul 2007, Reading, United Kingdom
Conference papers inria-00508573v1
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Modeling of seismoelectric effects in the low frequency regime for field survey applications, American Geophysical Union/Advancing Earth And Space Sciences

Arjeta Heta , Hélène Barucq , Julien Diaz , Christina Morency
AGU 2023 - American Geophysical Union / Advancing Earth And Space Sciences, Dec 2023, San Francisco (CA), United States. 2023
Conference poster hal-04394440v1
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Approximate Coupling Terms In Seismoelectric Theory: From Frequency Domain To Time Domain

Arjeta Heta , Hélène Barucq , Julien Diaz
AGU22 - AGU Fall Meeting 2022, Dec 2022, Chicago (Illinois), US, United States.
Conference poster hal-03948879v1
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Time-Domain Full Waveform Inversion based on high order discontinuous numerical schemes

Andreas Atle , Hélène Barucq , Henri Calandra , Julien Diaz , Pierre Jacquet
AGU Fall meeting 2019, Dec 2019, San Francisco, United States
Conference poster hal-02422862v1
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On the use of a pulsed-laser source in laboratory seismic experiments

Chengyi Shen , Daniel Brito , Julien Diaz , Deyuan Zhang , Clarisse Bordes
AGU meeting 2018, Dec 2018, Washington, United States
Conference poster hal-01957147v1
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High resolution spatial and temporal laboratory seismic datasets by Laser Doppler Vibrometry

Chengyi Shen , Daniel Brito , Julien Diaz , Deyuan Zhang , Jochen Schell
AGU Fall Meeting, Dec 2018, Washington, United States
Conference poster hal-01972134v1
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Performance comparison of HDG and classical DG method for the simulation of seismic wave propagation in harmonic domain

Marie Bonnasse-Gahot , Stéphane Lanteri , Julien Diaz , Henri Calandra
Journées Total-Mathias 2014, Oct 2014, Paris, France
Conference poster hal-01096318v1
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Imaging of complex media with elastic wave equations

Jérôme Luquel , Hélène Barucq , Julien Diaz , Henri Calandra
SIAM Conference on IMAGING SCIENCE, May 2014, Hong Kong, China. 2014
Conference poster hal-01096620v1
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Absorbing Boundary Conditions for anisotropic elastic waves

Lionel Boillot , Hélène Barucq , Julien Diaz , Henri Calandra
SMAI - Congrès, 6e Biennale Française de la Société de Mathématiques Appliquées et Industrielles, 2013, Seignosse, France
Conference poster hal-01133055v1
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Polynomial Space-Time Trefftz-DG Method for Elasto-Acoustics

Hélène Barucq , Henri Calandra , Julien Diaz , Elvira Shishenina
MATHIAS 2018, Oct 2018, Serris, France
Documents associated with scientific events hal-01907784v1
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Discontinuous Galerkin methods for solving Helmholtz isotropic wave equations for seismic applications

Marie Bonnasse-Gahot , Stephane Lanteri , Julien Diaz , Henri Calandra
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
Documents associated with scientific events hal-00929971v1
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Implementation of HDG method for 2D anisotropic poroelastic first-order harmonic equations

Hélène Barucq , Julien Diaz , Rose-Cloé Meyer , Ha Pham
[Research Report] RR-9326, Inria Bordeaux Sud-Ouest; UPPA (LMA-Pau). 2020
Reports hal-02486942v1
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Polynomial-reproducing spline spaces from fine zonotopal tilings

Hélène Barucq , Henri Calandra , Julien Diaz , Stefano Frambati
[Research Report] RR-9350, Inria Bordeaux - Sud-Ouest; Total E&P. 2020, pp.30
Reports hal-02865801v3
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Low-order absorbing boundary condition for two-dimensional isotropic poroelasticity

Hélène Barucq , Julien Diaz , Rose-Cloé Meyer , Ha Pham
[Research Report] RR-9358, Inria. 2020
Reports hal-02911686v2
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Analytic solutions and transmission eigenvalues in isotropic poroelasticity for bounded domain, scattering of obstacles and fluid-solid interaction problems in 2D

Hélène Barucq , Julien Diaz , Rose-Cloé Meyer , Ha Pham
[Research Report] RR-9312, INRIA Bordeaux; UPPA (LMA-Pau). 2019
Reports hal-02408315v1
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Full determination of elastic scatterer characteristics from FFP measurements

Izar Azpiroz , Hélène Barucq , Julien Diaz , Rabia Djellouli
[Research Report] RR-9247, INRIA Bordeaux; California State University at Northridge. 2019, pp.72
Reports hal-01976990v1
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Space-Time Trefftz - Discontinuous Galerkin Approximation for Elasto-Acoustics

Hélène Barucq , Henri Calandra , Julien Diaz , Elvira Shishenina
[Research Report] RR-9104, Inria Bordeaux Sud-Ouest; UPPA (LMA-Pau); Total E&P. 2017
Reports hal-01614126v1
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Hybridizable Discontinuous Galerkin method for the simulation of the propagation of the elastic wave equations in the frequency domain

Marie Bonnasse-Gahot , Henri Calandra , Julien Diaz , Stéphane Lanteri
[Research Report] RR-8990, INRIA Bordeaux; INRIA Sophia Antipolis - Méditerranée. 2015, pp.46
Reports hal-01408705v2
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Discontinuous Galerkin methods for the simulation of the propagation of the elastic wave equations in the frequency domain

Marie Bonnasse-Gahot , Henri Calandra , Julien Diaz , Stéphane Lanteri
[Research Report] RR-8989, INRIA Bordeaux; INRIA Sophia Antipolis - Méditerranée. 2015, pp.56
Reports hal-01408700v2
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Polynomial speeds in a Discontinuous Galerkin code

Hélène Barucq , Julien Diaz , Vanessa Mattesi
[Internship report] INRIA Bordeaux. 2015, pp.57
Reports hal-01176854v2
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A Local Wave Tracking Strategy for Efficiently Solving Mid- and High-Frequency Helmholtz Problems

Mohamed Amara , Sharang Chaudry , Julien Diaz , Rabia Djellouli , Steven Fiedler
[Research Report] RR-8364, INRIA. 2013, pp.47
Reports hal-00861988v1
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Long-term stable acoustic absorbing boundary conditions for regular-shaped surfaces

Hélène Barucq , Julien Diaz , Véronique Duprat
[Research Report] RR-8203, INRIA. 2013, pp.34
Reports hal-00776058v1
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Numerical study of the stability of the Interior Penalty Discontinuous Galerkin method for the wave equation with 2D triangulations

Cyril Agut , Jean-Michel Bart , Julien Diaz
[Research Report] RR-7719, INRIA. 2011
Reports inria-00617817v1
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A new family of second-order absorbing boundary conditions for the acoustic wave equation - Part I: Construction and mathematical analysis

Hélène Barucq , Julien Diaz , Véronique Duprat
[Research Report] RR-7553, INRIA. 2011
Reports inria-00570301v1
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A new family of second-order absorbing boundary conditions for the acoustic wave equation - Part II : Mathematical and numerical studies of a simplified formulation

Hélène Barucq , Julien Diaz , Véronique Duprat
[Research Report] RR-7575, INRIA. 2011
Reports inria-00578152v1
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New high order schemes based on the modified equation technique for solving the wave equation

Cyril Agut , Julien Diaz
[Research Report] RR-7331, INRIA. 2010, pp.34
Reports inria-00497627v1
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Stability analysis of the Interior Penalty Discontinuous Galerkin method for the wave equation

Cyril Agut , Julien Diaz
[Research Report] RR-7494, INRIA. 2010, pp.34
Reports inria-00547862v2
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Analytical Solution for Wave Propagation in Stratified Acoustic/Porous Media. Part II: the 3D Case

Julien Diaz , Abdelaâziz Ezziani
[Research Report] RR-6595, INRIA. 2008, pp.31
Reports inria-00305884v1
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Analytical Solution for Wave Propagation in Stratified Poroelastic Medium. Part I: the 2D Case

Julien Diaz , Abdelaâziz Ezziani
[Research Report] RR-6591, INRIA. 2008, pp.27
Reports inria-00305395v1
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Analytical Solution for Wave Propagation in Stratified Poroelastic Medium. Part II: the 3D Case

Julien Diaz , Abdelaâziz Ezziani
[Research Report] RR-6596, INRIA. 2008, pp.40
Reports inria-00305891v1
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Analytical Solution for Wave Propagation in Stratified Acoustic/Porous Media. Part I: the 2D Case

Julien Diaz , Abdelaâziz Ezziani
[Research Report] RR-6509, INRIA. 2008, pp.28
Reports inria-00274136v3
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Energy Conserving Explicit Local Time-Stepping for Second-Order Wave Equations

Julien Diaz , Marcus J. Grote
[Research Report] RR-6377, INRIA. 2007, pp.34
Reports inria-00193160v2
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Une présentation mathématique de la méthode de Cagniard-de Hoop Partie I En dimension deux

Julien Diaz , Patrick Joly
[Rapport de recherche] RR-5824, INRIA. 2006, pp.89
Reports inria-00070201v1
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Une présentation mathématique de la méthode de Cagniard-de Hoop Partie II En dimension trois

Julien Diaz , Patrick Joly
[Rapport de recherche] RR-5825, INRIA. 2006, pp.93
Reports inria-00070200v1
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An Analysis of Higher Order Boundary Conditions for the Wave Equation.

Julien Diaz , Patrick Joly
[Research Report] RR-4962, INRIA. 2003
Reports inria-00071617v1