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Proceedings Papers

Use of extended source inversion for estimating the noise level in seismic data

Huiyi Chen, William W. Symes, Susan E. Minkoff
Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3749692
https://doi.org/10.1190/image2022-3749692.1
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View Paper titled, Use of extended source inversion for estimating the noise level in seismic data
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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
https://doi.org/10.1190/segam2020-3424509.1
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View Paper titled, Full-waveform inversion by source extension: Why it works
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Proceedings Papers

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
https://doi.org/10.1190/segam2019-3216338.1
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Proceedings Papers

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
https://doi.org/10.1190/segam2018-2997068.1
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View Paper titled, Accelerated acoustic least-squares migration
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Proceedings Papers

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
https://doi.org/10.1190/segam2018-2998486.1
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View Paper titled, A penalty method for extended waveform inversion based on discrepancy principle
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Proceedings Papers

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
https://doi.org/10.1190/segam2018-2996799.1
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Proceedings Papers

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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View Paper titled, Reducing the Cost of Extended Waveform Inversion by Multiscale Adaptive Methods
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Proceedings Papers

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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Proceedings Papers

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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View Paper titled, Accelerating Extended Least Squares Migration with Weighted Conjugate Gradient Iteration
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Proceedings Papers

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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View Paper titled, Born Waveform Inversion via Variable Projection and Shot Record Model Extension
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Proceedings Papers

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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View Paper titled, Wave Equation Based Stencil Optimizations on Multi-Core CPU
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Proceedings Papers

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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View Paper titled, An Approximate Inverse to the Extended Born Modeling Operator
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Proceedings Papers

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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View Paper titled, Extended Reflection Waveform Inversion via Differential Semblance Optimization
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Proceedings Papers

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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View Paper titled, Sparse Radon Transform With Dual Gradient Ascent Method
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Proceedings Papers

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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View Paper titled, Linearized Extended Waveform Inversion via Differential Semblance Optimization in the Depth-Oriented Extension
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Proceedings Papers

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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View Paper titled, Multisource Least-Squares Extended Reverse-Time Migration With Preconditioning Guided Gradient Method
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Proceedings Papers

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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View Paper titled, Subsurface Domain Image Warping by Horizontal Contraction and its Application to Wave-Equation Migration Velocity Analysis
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Proceedings Papers

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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Proceedings Papers

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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View Paper titled, Harmonic Coordinate Finite Element Method for Acoustic Waves
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Proceedings Papers

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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