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Proceedings Papers

Geometric-mean reverse-time migration for elastic media

Tong Bai, Bin Lyu, Fuchun Gao, Paul Williamson, Nori Nakata
Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3594126
DOI: https://doi.org/10.1190/segam2021-3594126.1
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Receiver grouping strategies for a hybrid version of geometric-mean reverse-time migration

Tong Bai, Bin Lyu, Fuchun Gao, Paul Williamson, Nori Nakata
Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3594116
DOI: https://doi.org/10.1190/segam2021-3594116.1
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Multimode wave-equation-based Scholte wave inversion

Fuchun Gao, Mathieu Appe, Li Ren, Paul Williamson
Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3594533
DOI: https://doi.org/10.1190/segam2021-3594533.1
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On application issues of automatic dispersion curves picking by machine learning

Li Ren, Fuchun Gao, Paul Williamson, George A. McMechan
Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3594524
DOI: https://doi.org/10.1190/segam2021-3594524.1
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Automatic picking of multi-mode dispersion curves using CNN-based machine learning

Li Ren, Fuchun Gao, Yulang Wu, Paul Williamson, Wenlong Wang, George A. McMechan
Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3427827
DOI: https://doi.org/10.1190/segam2020-3427827.1
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Robust surface-wave full-waveform inversion

Dmitry Borisov, Fuchun Gao, Paul Williamson, Frederik J. Simons, Jeroen Tromp
Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3215047
DOI: https://doi.org/10.1190/segam2019-3215047.1
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A deep learning approach for acoustic FWI with elastic data

Dongzhuo Li, Fuchun Gao, Paul Williamson
Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3215952
DOI: https://doi.org/10.1190/segam2019-3215952.1
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Spectral-element based 3D elastic full-waveform inversion of surface waves in the presence of complex topography using an envelope-based misfit function

Dmitry Borisov, Ryan Modrak, Herurisa Rusmanugroho, Yanhua Yuan, Frederik Simons, Jeroen Tromp, Fuchun Gao
Paper presented at the 2016 SEG International Exposition and Annual Meeting, October 16–21, 2016
Paper Number: SEG-2016-13843759
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Time-domain full-waveform inversion using instantaneous phase with damping

Jingrui Luo, Ru-Shan Wu, Fuchun Gao
Paper presented at the 2016 SEG International Exposition and Annual Meeting, October 16–21, 2016
Paper Number: SEG-2016-13850128
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A new Objective Function for Full Waveform Inversion : Differential Semblance in the Data Domain

Fuchun Gao, Paul Williamson, R. Pratt
Paper presented at the 2014 SEG Annual Meeting, October 26–31, 2014
Paper Number: SEG-2014-1355
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zRTM with Depth Extrapolation in Space and Wavenumber Dual-Domain

Jie Hou, Biaolong Hua, Fuchun Gao
Paper presented at the 2014 SEG Annual Meeting, October 26–31, 2014
Paper Number: SEG-2014-1302
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Full Waveform Inversion by Deconvolution Gradient Method

Fuchun Gao, Paul Williamson, Henri Houllevigue
Paper presented at the 2012 SEG Annual Meeting, November 4–9, 2012
Paper Number: SEG-2012-1408
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Phase-Space Computation of Multi-Arrival Traveltimes: Part II – Implementation and Application to Angle-Domain Imaging

Vladimir Bashkardin, Sergey Fomel, Thomas J. Browaeys, Fuchun Gao, Scott A. Morton, Sergey Terentyev, Alexander Vladimirsky
Paper presented at the 2012 SEG Annual Meeting, November 4–9, 2012
Paper Number: SEG-2012-1537
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Phase-Space Computation of Multi-Arrival Traveltimes, Part I: Theory and Concepts

Vladimir Bashkardin, Sergey Fomel, Thomas J. Browaeys, Fuchun Gao, Paul Williamson, Roman Kazinnik, Scott A. Morton, Sergey Terentyev, Alexander Vladimirsky
Paper presented at the 2012 SEG Annual Meeting, November 4–9, 2012
Paper Number: SEG-2012-1522
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Integrating 3D Full Waveform Inversion Into Depth Imaging Projects

Laurent Sirgue, Bertrand Denel, Fuchun Gao
Paper presented at the 2011 SEG Annual Meeting, September 18–23, 2011
Paper Number: SEG-2011-2354
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Full Waveform Inversion Using Deterministic Source Encoding

Fuchun Gao, Andreas Atle, Paul Williamson
Paper presented at the 2010 SEG Annual Meeting, October 17–22, 2010
Paper Number: SEG-2010-1013
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Differential Semblance Velocity Analysis By Reverse Time Migration: Image Gathers And Theory

Fuchun Gao, William Symes
Paper presented at the 2009 SEG Annual Meeting, October 25–30, 2009
Paper Number: SEG-2009-2317
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Full Waveform Inversion Based On Reverse Time Propagation

Yu Zhang, Fuchun Gao
Paper presented at the 2008 SEG Annual Meeting, November 9–14, 2008
Paper Number: SEG-2008-1950
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3D Beam Based Prestack Redatuming For Efficient Subsalt Velocity Analysis

Jinjun Liu, Fuchun Gao, Po Zhang, Volker Dirks
Paper presented at the 2007 SEG Annual Meeting, September 23–28, 2007
Paper Number: SEG-2007-2802
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Fast Beam Migration - A Step Toward Interactive Imaging

Fuchun Gao, Po Zhang, Bin Wang, Volker Dirks
Paper presented at the 2006 SEG Annual Meeting, October 1–6, 2006
Paper Number: SEG-2006-2470
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