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Proceedings Papers

Optimal survey design for full-waveform inversion via bi-level optimization

H. S. Aghamiry, S. Operto
Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 26–29, 2024
Paper Number: SEG-2024-4100866
https://doi.org/10.1190/image2024-4100866.1
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Proceedings Papers

Revisiting the hypocenter-velocity problem through a slope tomography inspiration

S. Sambolian, S. Operto, A. Ribodetti, J. Virieux
Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3428084
https://doi.org/10.1190/segam2020-3428084.1
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View Paper titled, Revisiting the hypocenter-velocity problem through a slope tomography inspiration
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Proceedings Papers

From slope tomography to FWI: Is the conventional workflow viable in complex settings?

S. Sambolian, S. Operto, A. Ribodetti, L. Combe
Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3428063
https://doi.org/10.1190/segam2020-3428063.1
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View Paper titled, From slope tomography to FWI: Is the conventional workflow viable in complex settings?
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Proceedings Papers

Simultaneous wavespeed and attenuation reconstruction by complex-valued optimization with adaptive BM3D regularization

H. S. Aghamiry, A. Gholamiy, S. Operto
Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3426277
https://doi.org/10.1190/segam2020-3426277.1
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View Paper titled, Simultaneous wavespeed and attenuation reconstruction by complex-valued optimization with adaptive BM3D regularization
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Proceedings Papers

Large-scale frequency-domain seismic wave modeling on h-adaptive tetrahedral meshes with iterative solver and multi-level domain-decomposition preconditioners

V. Dolean, P. H. Tournier, P. Jolivet, S. Operto
Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3427414
https://doi.org/10.1190/segam2020-3427414.1
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View Paper titled, Large-scale frequency-domain seismic wave modeling on h-adaptive tetrahedral meshes with iterative solver and multi-level domain-decomposition preconditioners
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Proceedings Papers

Wavefield inversion for microseismic imaging

H. S. Aghamiry, A. Gholami, S. Operto
Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3427918
https://doi.org/10.1190/segam2020-3427918.1
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View Paper titled, Wavefield inversion for microseismic imaging
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Proceedings Papers

On the robustness of l1-regularized ADMM-based wavefield reconstruction inversion against compressed acquisition sampling

H. S. Aghamiry, A. Gholami, S. Operto
Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3215326
https://doi.org/10.1190/segam2019-3215326.1
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View Paper titled, On the robustness of l1-regularized ADMM-based wavefield reconstruction inversion against compressed acquisition sampling
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Proceedings Papers

Robust ADMM-based wavefield reconstruction inversion with phase retrieval

H. S. Aghamiry, A. Gholami, S. Operto
Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3216189
https://doi.org/10.1190/segam2019-3216189.1
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View Paper titled, Robust ADMM-based wavefield reconstruction inversion with phase retrieval
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Proceedings Papers

Hybrid Tikhonov + total-variation regularization for imaging large-contrast media by full-waveform inversion

H. S. Aghamiry, A. Gholami, S. Operto
Paper presented at the 2018 SEG International Exposition and Annual Meeting, October 14–19, 2018
Paper Number: SEG-2018-2996968
https://doi.org/10.1190/segam2018-2996968.1
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View Paper titled, Hybrid Tikhonov + total-variation regularization for imaging large-contrast media by full-waveform inversion
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Proceedings Papers

An Iterative Factored Eikonal Solver for TTI Media

B. Tavakoli F., A. Ribodetti, J. Virieux, S. Operto
Paper presented at the 2015 SEG Annual Meeting, October 18–23, 2015
Paper Number: SEG-2015-5863984
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View Paper titled, An Iterative Factored Eikonal Solver for TTI Media
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Proceedings Papers

Acoustic Multi-Parameter FWI for the Reconstruction of P-Wave Velocity, Density and Attenuation: Preconditioned Truncated Newton Approach

L. Métivier, R. Brossier, S. Operto, J. Virieux
Paper presented at the 2015 SEG Annual Meeting, October 18–23, 2015
Paper Number: SEG-2015-5875643
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View Paper titled, Acoustic Multi-Parameter FWI for the Reconstruction of P-Wave Velocity, Density and Attenuation: Preconditioned Truncated Newton Approach
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Proceedings Papers

3D Frequency-Domain Seismic Modeling with a Parallel BLR Multifrontal Direct Solver

P. Amestoy, R. Brossier, A. Buttari, J.-Y. L’Excellent, T. Mary, L. Méitivier, A. Miniussi, S. Operto, J. Virieux, C. Weisbecker
Paper presented at the 2015 SEG Annual Meeting, October 18–23, 2015
Paper Number: SEG-2015-5811693
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View Paper titled, 3D Frequency-Domain Seismic Modeling with a Parallel BLR Multifrontal Direct Solver
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Proceedings Papers

Acoustic Multiparameter Full-Waveform Inversion of Diving and Reflected Waves Through a Hierachical Scheme

W. Zhou, R. Brossier, S. Operto, J. Virieux
Paper presented at the 2014 SEG Annual Meeting, October 26–31, 2014
Paper Number: SEG-2014-1634
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View Paper titled, Acoustic Multiparameter Full-Waveform Inversion of Diving and Reflected Waves Through a Hierachical Scheme
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Proceedings Papers

SMART: Robust Absorbing Layer and S-waves Filtering for Acoustic Anisotropic Wave Simulation

L. Métivier, R. Brossier, S. Operto, Sophia Antipolis, J. Virieux
Paper presented at the 2014 SEG Annual Meeting, October 26–31, 2014
Paper Number: SEG-2014-0860
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View Paper titled, SMART: Robust Absorbing Layer and S-waves Filtering for Acoustic Anisotropic Wave Simulation
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Proceedings Papers

3D Frequency-Domain Seismic Modeling With a Block Low-Rank Algebraic Multifrontal Direct Solver.

C. Weisbecker, P. Amestoy, O. Boiteau, R. Brossier, A. Buttari, J.-Y. L’Excellent, S. Operto, J. Virieux
Paper presented at the 2013 SEG Annual Meeting, September 22–27, 2013
Paper Number: SEG-2013-0603
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View Paper titled, 3D Frequency-Domain Seismic Modeling With a Block Low-Rank Algebraic Multifrontal Direct Solver.
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Proceedings Papers

The Truncated Newton Method for Full Waveform Inversion

L. Métivier, R. Brossier, J. Virieux, S. Operto
Paper presented at the 2012 SEG Annual Meeting, November 4–9, 2012
Paper Number: SEG-2012-0981
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View Paper titled, The Truncated Newton Method for Full Waveform Inversion
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Proceedings Papers

A Multi-scale Strategy For Handling Broadband Seismic Data

J. Virieux, S. Operto, A. Asnaashari, R. Brossier, C. Castellanos, V. Etienne, Y. Gholami, G. Hu, D. Pageot, V. Prieux, A. Ribodetti, A. Roques
Paper presented at the 2011 SEG Annual Meeting, September 18–23, 2011
Paper Number: SEG-2011-4360
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Proceedings Papers

Two-dimensional Acoustic Anisotropic (VTI) Full Waveform Inversion: the Valhall Case Study

Y. Gholami, R. Brossier, S. Operto, V. Prieux, A. Ribodetti, J. Virieux
Paper presented at the 2011 SEG Annual Meeting, September 18–23, 2011
Paper Number: SEG-2011-2543
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View Paper titled, Two-dimensional Acoustic Anisotropic (VTI) Full Waveform Inversion: the Valhall Case Study
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Proceedings Papers

Application of 2D Acoustic Frequency-domain Full-waveform Inversion to OBC Wide-aperture Data From the Valhall Field

V. Prieux, S. Operto, R. Brossier, J. Virieux, J.H. Kommendal, O.I. Barkved
Paper presented at the 2010 SEG Annual Meeting, October 17–22, 2010
Paper Number: SEG-2010-0920
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View Paper titled, Application of 2D Acoustic Frequency-domain Full-waveform Inversion to OBC Wide-aperture Data From the Valhall Field
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Proceedings Papers

Building Starting Model For Full Waveform Inversion From Wide-aperture Data By Stereotomography

Vincent Prieux, S. Operto, G. Lambaré, Jean Virieux
Paper presented at the 2010 SEG Annual Meeting, October 17–22, 2010
Paper Number: SEG-2010-0988
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View Paper titled, Building Starting Model For Full Waveform Inversion From Wide-aperture Data By Stereotomography
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