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Proceedings Papers

Computation of phase velocity direction using normalized wavefields

Kwangjin Yoon, Jungkyun Hyun
Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 26–29, 2024
Paper Number: SEG-2024-4101608
https://doi.org/10.1190/image2024-4101608.1
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View Paper titled, Computation of phase velocity direction using normalized wavefields
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Proceedings Papers

Damped Laplacian for reverse time migration post processing

Kwangjin Yoon, Yi Luo
Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3421796
https://doi.org/10.1190/segam2020-3421796.1
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View Paper titled, Damped Laplacian for reverse time migration post processing
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Proceedings Papers

CDP-domain traveltime and waveform inversion for initial velocity estimation

Young Seo Kim, Tong Fei, Kwangjin Yoon, Yi Luo
Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3420050
https://doi.org/10.1190/segam2020-3420050.1
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View Paper titled, CDP-domain traveltime and waveform inversion for initial velocity estimation
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Proceedings Papers

Near surface velocity estimation using the flatness of angle gathers without horizon

Kwangjin Yoon, Yi Luo
Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3427964
https://doi.org/10.1190/segam2020-3427964.1
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View Paper titled, Near surface velocity estimation using the flatness of angle gathers without horizon
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Proceedings Papers

Reverse time migration angle gathers using Poynting vector and pseudospectral method

Kwangjin Yoon
Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17749395
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View Paper titled, Reverse time migration angle gathers using Poynting vector and pseudospectral method
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Proceedings Papers

An Application of FWI to Deep Water Hernando NAZ Streamer Data in Gulf of Mexico

Kwangjin Yoon, Ioan Vlad, Peyman Moghaddam, Jian Mao, Jianming Sheng
Paper presented at the 2014 SEG Annual Meeting, October 26–31, 2014
Paper Number: SEG-2014-1611
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View Paper titled, An Application of FWI to Deep Water Hernando NAZ Streamer Data in Gulf of Mexico
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Proceedings Papers

Compensating Visco-Acoustic Effects in Anisotropic Resverse-Time Migration

Sang Suh, Kwangjin Yoon, James Cai, Bin Wang
Paper presented at the 2012 SEG Annual Meeting, November 4–9, 2012
Paper Number: SEG-2012-1297
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View Paper titled, Compensating Visco-Acoustic Effects in Anisotropic Resverse-Time Migration
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Proceedings Papers

Improvements in Time Domain FWI and its Applications

Kwangjin Yoon, Sang Suh, James Cai, Bin Wang
Paper presented at the 2012 SEG Annual Meeting, November 4–9, 2012
Paper Number: SEG-2012-1535
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View Paper titled, Improvements in Time Domain FWI and its Applications
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Proceedings Papers

Layer-stripping RTM Based On Wavefield Redatuming

Bin Wang, Jean Ji, Kwangjin Yoon, Jun Cai, Will Whiteside, Chuck Mason, Zhiming Li
Paper presented at the 2011 SEG Annual Meeting, September 18–23, 2011
Paper Number: SEG-2011-3280
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View Paper titled, Layer-stripping RTM Based On Wavefield Redatuming
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Proceedings Papers

3D RTM Angle Gathers From Source Wave Propagation Direction And Dip of Reflector

Kwangjin Yoon, Manhong Guo, Jun Cai, Bin Wang
Paper presented at the 2011 SEG Annual Meeting, September 18–23, 2011
Paper Number: SEG-2011-3136
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View Paper titled, 3D RTM Angle Gathers From Source Wave Propagation Direction And Dip of Reflector
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Proceedings Papers

Stability And Speedup Issues In TTI RTM Implementation

Kwangjin Yoon, Sang Suh, Jean Ji, James Cai, Bin Wang
Paper presented at the 2010 SEG Annual Meeting, October 17–22, 2010
Paper Number: SEG-2010-3221
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View Paper titled, Stability And Speedup Issues In TTI RTM Implementation
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Proceedings Papers

A Process to Suppress RTM Swing Noises By Geologic Constrains

Kwangjin Yoon, Jun Cai, Bin Wang, Zhiming Li, Jean Ji, Wilfred Whiteside
Paper presented at the 2009 SEG Annual Meeting, October 25–30, 2009
Paper Number: SEG-2009-2854
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View Paper titled, A Process to Suppress RTM Swing Noises By Geologic Constrains
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Proceedings Papers

Complex-salt Model Building Using Combination of Interactive Beam Migration And Localized RTM

Bin Wang, Chuck Mason, Kwangjin Yoon, Jean Ji, Jun Cai, Sang Yong Suh
Paper presented at the 2009 SEG Annual Meeting, October 25–30, 2009
Paper Number: SEG-2009-3680
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View Paper titled, Complex-salt Model Building Using Combination of Interactive Beam Migration And Localized RTM
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Proceedings Papers

Localized Reverse Time Migration For Salt Model Building

Kwangjin Yoon, Bin Wang, Young Kim, Huimin Guan
Paper presented at the 2008 SEG Annual Meeting, November 9–14, 2008
Paper Number: SEG-2008-2331
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View Paper titled, Localized Reverse Time Migration For Salt Model Building
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Proceedings Papers

Subsalt Velocity Update Using RTM-based DT Scan

Bin Wang, Chuck Mason, Manhong Guo, Huimin Guan, Zhiming Li, Kwangjin Yoon
Paper presented at the 2008 SEG Annual Meeting, November 9–14, 2008
Paper Number: SEG-2008-3265
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View Paper titled, Subsalt Velocity Update Using RTM-based DT Scan
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Proceedings Papers

Challenges In Reverse-time Migration

Kwangjin Yoon, Kurt J. Marfurt, William Starr
Paper presented at the 2004 SEG Annual Meeting, October 10–15, 2004
Paper Number: SEG-2004-1057
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View Paper titled, Challenges In Reverse-time Migration
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Proceedings Papers

Waveform Inversion Using Time-windowed Back Propagation

Kwangjin Yoon, Changsoo Shin, Kurt J. Marfurt
Paper presented at the 2003 SEG Annual Meeting, October 26–31, 2003
Paper Number: SEG-2003-0690
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View Paper titled, Waveform Inversion Using Time-windowed Back Propagation
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Proceedings Papers

An Up And Down Walk In the Two-way Park

J. Bee Bednar, J. Stein, Kwangjin Yoon, Changsoo Shin
Paper presented at the 2003 SEG Annual Meeting, October 26–31, 2003
Paper Number: SEG-2003-0877
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View Paper titled, An Up And Down Walk In the Two-way Park
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Proceedings Papers

3-D Reverse-time Migration Using Acoustic Wave Equation: An Experience of SEG/EAGE Salt Data Set

Kwangjin Yoon, Changsoo Shin, Soonduk Hong, Sangyong Suh
Paper presented at the 2002 SEG Annual Meeting, October 6–11, 2002
Paper Number: SEG-2002-1324
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View Paper titled, 3-D Reverse-time Migration Using Acoustic Wave Equation: An Experience of SEG/EAGE Salt Data Set
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Proceedings Papers

Three Dimensional Traveltime And Amplitude Computation Using SWEET Algorithm

Dongwoo Yang, Changsoo Shin, Cheolsoo Park, Kwangjin Yoon, Jungho Kim
Paper presented at the 2001 SEG Annual Meeting, September 9–14, 2001
Paper Number: SEG-2001-0133
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View Paper titled, Three Dimensional Traveltime And Amplitude Computation Using SWEET Algorithm
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