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Proceedings Papers

Full-waveform inversion by source extension: Why it works

William W. Symes, Huiyi Chen, Susan E. Minkoff
Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3424509
DOI: https://doi.org/10.1190/segam2020-3424509.1
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Waveform inversion via source extension

Guanghui Huang, Rami Nammour, William W. Symes, Mohamed Dolliazal
Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3216338
DOI: https://doi.org/10.1190/segam2019-3216338.1
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A penalty method for extended waveform inversion based on discrepancy principle

Lei Fu, William W. Symes
Paper presented at the 2018 SEG International Exposition and Annual Meeting, October 14–19, 2018
Paper Number: SEG-2018-2998486
DOI: https://doi.org/10.1190/segam2018-2998486.1
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Asymptotic inversion of the variable density acoustic model

Raanan Dafni, William W. Symes
Paper presented at the 2018 SEG International Exposition and Annual Meeting, October 14–19, 2018
Paper Number: SEG-2018-2996799
DOI: https://doi.org/10.1190/segam2018-2996799.1
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Accelerated acoustic least-squares migration

Raanan Dafni, William W. Symes
Paper presented at the 2018 SEG International Exposition and Annual Meeting, October 14–19, 2018
Paper Number: SEG-2018-2997068
DOI: https://doi.org/10.1190/segam2018-2997068.1
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Reducing the Cost of Extended Waveform Inversion by Multiscale Adaptive Methods

Lei Fu, William W. Symes
Paper presented at the 2015 SEG Annual Meeting, October 18–23, 2015
Paper Number: SEG-2015-5917336
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Full Waveform Inversion via Matched Source Extension

Guanghui Huang, William W. Symes
Paper presented at the 2015 SEG Annual Meeting, October 18–23, 2015
Paper Number: SEG-2015-5872566
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Accelerating Extended Least Squares Migration with Weighted Conjugate Gradient Iteration

Jie Hou, William W. Symes
Paper presented at the 2015 SEG Annual Meeting, October 18–23, 2015
Paper Number: SEG-2015-5866473
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Born Waveform Inversion via Variable Projection and Shot Record Model Extension

Yin Huang, William W. Symes
Paper presented at the 2015 SEG Annual Meeting, October 18–23, 2015
Paper Number: SEG-2015-5870371
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Wave Equation Based Stencil Optimizations on Multi-Core CPU

Muhong Zhou, William W. Symes
Paper presented at the 2014 SEG Annual Meeting, October 26–31, 2014
Paper Number: SEG-2014-0537
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An Approximate Inverse to the Extended Born Modeling Operator

Jie Hou, William W. Symes
Paper presented at the 2014 SEG Annual Meeting, October 26–31, 2014
Paper Number: SEG-2014-0769
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Extended Reflection Waveform Inversion via Differential Semblance Optimization

Yujin Liu, William W. Symes, Zhenchun Li
Paper presented at the 2014 SEG Annual Meeting, October 26–31, 2014
Paper Number: SEG-2014-1149
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Multisource Least-Squares Extended Reverse-Time Migration With Preconditioning Guided Gradient Method

Yujin Liu, William W. Symes, Zhenchun Li
Paper presented at the 2013 SEG Annual Meeting, September 22–27, 2013
Paper Number: SEG-2013-1251
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Sparse Radon Transform With Dual Gradient Ascent Method

Yujin Liu, Zhimin Peng, William W. Symes, Wotao Yin
Paper presented at the 2013 SEG Annual Meeting, September 22–27, 2013
Paper Number: SEG-2013-0807
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Linearized Extended Waveform Inversion via Differential Semblance Optimization in the Depth-Oriented Extension

Yujin Liu, William W. Symes, Yin Huang, Zhenchun Li
Paper presented at the 2013 SEG Annual Meeting, September 22–27, 2013
Paper Number: SEG-2013-0813
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Subsurface Domain Image Warping by Horizontal Contraction and its Application to Wave-Equation Migration Velocity Analysis

Peng Shen, William W. Symes
Paper presented at the 2013 SEG Annual Meeting, September 22–27, 2013
Paper Number: SEG-2013-0246
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Waveform Inversion via Nonlinear Differential Semblance Optimization

Dong Sun, William W. Symes
Paper presented at the 2012 SEG Annual Meeting, November 4–9, 2012
Paper Number: SEG-2012-1190
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Harmonic Coordinate Finite Element Method for Acoustic Waves

William W. Symes, Xin Wang
Paper presented at the 2012 SEG Annual Meeting, November 4–9, 2012
Paper Number: SEG-2012-1151
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Subgrid Wave Modeling By Transfer-of-approximation

William W. Symes, Xin Wang
Paper presented at the 2011 SEG Annual Meeting, September 18–23, 2011
Paper Number: SEG-2011-2909
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Comparison of Discontinuous Galerkin And Finite Difference Methods For Time Domain Acoustics

Xin Wang, William W. Symes, Tim Warburton
Paper presented at the 2010 SEG Annual Meeting, October 17–22, 2010
Paper Number: SEG-2010-3060
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