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Proceedings Papers

Explicit FD modeling for the acoustic wave equation in TTI media with optimal operators

Yury Nikonenko, Marwan Charara
Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3582073
DOI: https://doi.org/10.1190/segam2021-3582073.1
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Realistic modeling of surface seismic and VSP using DAS with straight and shaped fibers of variable gauge length

Anton Egorov, Marwan Charara, Ezzedeen Alfataierge, Andrey Bakulin
Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3576626
DOI: https://doi.org/10.1190/segam2021-3576626.1
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Microfracture detection for CO2 storage by using the spectral element method and the linear slip model

Roman Ponomarenko, Denis Sabitov, Marwan Charara
Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3428027
DOI: https://doi.org/10.1190/segam2020-3428027.1
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VTI parameters determination from synthetic sonic logging data using a convolutional neural network

Maksim Bazulin, Denis Sabitov, Marwan Charara
Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3427984
DOI: https://doi.org/10.1190/segam2020-3427984.1
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Efficient local acoustic wave equation modeling in VTI media

Yury Nikonenko, Marwan Charara
Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3427830
DOI: https://doi.org/10.1190/segam2020-3427830.1
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Spectral element method with curvilinear mesh for complex borehole acoustic modeling

Marwan Charara, Denis Sabitov
Paper presented at the 2018 SEG International Exposition and Annual Meeting, October 14–19, 2018
Paper Number: SEG-2018-2998557
DOI: https://doi.org/10.1190/segam2018-2998557.1
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Time-lapse VSP viscoelastic full-waveform inversion for CO2 monitoring

Marwan Charara, Christophe Barnes, Terumitsu Tsuchiya, Nobuto Yamada
Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17776116
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P & S Wave Attenuation Effects on Full-Waveform Inversion for Marine Seismic Data

Christophe Barnes, Marwan Charara, Paul Williamson
Paper presented at the 2014 SEG Annual Meeting, October 26–31, 2014
Paper Number: SEG-2014-0734
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Multiscale Time-domain Full-waveform Inversion For Anisotropic Elastic Media

Olga Podgornova, Marwan Charara
Paper presented at the 2011 SEG Annual Meeting, September 18–23, 2011
Paper Number: SEG-2011-2459
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3D Spectral Element Method Simulation of Sonic Logging In Anisotropic Viscoelastic Media

Marwan Charara, Anatoly Vershinin, Evgeniya Deger, Denis Sabitov, Grigory Pekar
Paper presented at the 2011 SEG Annual Meeting, September 18–23, 2011
Paper Number: SEG-2011-0432
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Nonlinear Inversion of Seismic Waveforms: A North Sea Offset VSP Example

Marwan Charara, Christophe Barnes
Paper presented at the 2010 SEG Annual Meeting, October 17–22, 2010
Paper Number: SEG-2010-3966
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Anisotropic Anelastic Full Waveform Inversion: Application to North Sea Offset VSP Data

Christophe Barnes, Marwan Charara
Paper presented at the 2010 SEG Annual Meeting, October 17–22, 2010
Paper Number: SEG-2010-0972
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Viscoelastic Full Waveform Inversion of North Sea Offset VSP Data

Christophe Barnes, Marwan Charara
Paper presented at the 2009 SEG Annual Meeting, October 25–30, 2009
Paper Number: SEG-2009-2278
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Full-waveform Inversion Results When Using Acoustic Approximation Instead of Elastic Medium

Christophe Barnes, Marwan Charara
Paper presented at the 2008 SEG Annual Meeting, November 9–14, 2008
Paper Number: SEG-2008-1895
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Finite Difference Modeling of Elastic Wave Propagation On Curvilinear Grid: a Generalized Rotated Operator Approach

Marwan Charara, Artyom Myasnikov, Denis Sabitov
Paper presented at the 2008 SEG Annual Meeting, November 9–14, 2008
Paper Number: SEG-2008-2092
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Full-wave Anisotropic Elastic Inversion of Synthetic Crosswell Seismic Data

Christophe Barnes, Marwan Charara, Terry Tsuchiya
Paper presented at the 2004 SEG Annual Meeting, October 10–15, 2004
Paper Number: SEG-2004-1826
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Crosswell Seismic Data Tomography For Heterogeneous Viscoelastic Media

Marwan Charara, Christophe Barnes, Terry Tsuchiya
Paper presented at the 2004 SEG Annual Meeting, October 10–15, 2004
Paper Number: SEG-2004-1822
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Monte Carlo Inversion of Arrival Times For Multiple Phases In OVSP Data

Christophe Barnes, Marwan Charara, Albert Tarantola
Paper presented at the 1998 SEG Annual Meeting, September 13–18, 1998
Paper Number: SEG-1998-1871
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The State of Affairs In Inversion of Seismic Data: an OVSP Example

Marwan Charara, Christophe Barnes, Albert Tarantola
Paper presented at the 1996 SEG Annual Meeting, November 10–15, 1996
Paper Number: SEG-1996-1999
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