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Proceedings Papers

Uncertainty analysis of full-waveform velocity inversion

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Kai Yao, Han Yin, Lian Duan, Yu Zhang, Feng Chen, Huili He, Mourad Khdhaouria, Lamia Rouis
Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 26–29, 2024
Paper Number: SEG-2024-4092300
https://doi.org/10.1190/image2024-4092300.1
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Proceedings Papers

High-fidelity full-waveform imaging via impedance inversion

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Feng Chen, Yu Zhang, Lian Duan, Weishan Han, Yilong Qin, Qianggong Song
Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 27–September 1, 2023
Paper Number: SEG-2023-3905103
https://doi.org/10.1190/image2023-3905103.1
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View Paper titled, High-fidelity full-waveform imaging via impedance inversion
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Proceedings Papers

Iterative least-squares migration for high-resolution angle gathers

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Lian Duan, Alejandro Valenciano, Nizar Chemingui
Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3427923
https://doi.org/10.1190/segam2020-3427923.1
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View Paper titled, Iterative least-squares migration for high-resolution angle gathers
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Proceedings Papers

The Numerical Simulation Study of Steam Flooding in Shallow Medium Heavy Oil Reservoirs in Kazakhstan

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Ye Tao, Liwen Zhao, Kai He, Lian Duan, Qiang Zheng, Libin Zhao
Paper presented at the SPE Russian Petroleum Technology Conference, October 22–24, 2019
Paper Number: SPE-196757-MS
https://doi.org/10.2118/196757-MS
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View Paper titled, The Numerical Simulation Study of Steam Flooding in Shallow Medium Heavy Oil Reservoirs in Kazakhstan
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Proceedings Papers

A 3D methodology for residual and diffracted multiple attenuation

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Maiza Bekara, Lian Duan, Mamdouh Salem
Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3216269
https://doi.org/10.1190/segam2019-3216269.1
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View Paper titled, A 3D methodology for residual and diffracted multiple attenuation
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Proceedings Papers

Band-Limited Impedance Perturbation Inversion Using Cross-Correlative Least-Squares RTM

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Lian Duan, Yu Zhang, Lingzi Peng
Paper presented at the 2014 SEG Annual Meeting, October 26–31, 2014
Paper Number: SEG-2014-1352
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View Paper titled, Band-Limited Impedance Perturbation Inversion Using Cross-Correlative Least-Squares RTM
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Proceedings Papers

Velocity and Impedance Inversion Based on True Amplitude Reverse Time Migration

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Yu Zhang, Andrew Ratcliffe, Lian Duan, Graham Roberts
Paper presented at the 2013 SEG Annual Meeting, September 22–27, 2013
Paper Number: SEG-2013-0581
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View Paper titled, Velocity and Impedance Inversion Based on True Amplitude Reverse Time Migration
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Proceedings Papers

A Stable and Practical Implementation of Least-Squares Reverse Time Migration

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Yu Zhang, Lian Duan, Yi Xie
Paper presented at the 2013 SEG Annual Meeting, September 22–27, 2013
Paper Number: SEG-2013-0577
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View Paper titled, A Stable and Practical Implementation of Least-Squares Reverse Time Migration
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Proceedings Papers

Predicting Multiples Using a Reverse Time Demigration

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Yu Zhang, Lian Duan
Paper presented at the 2012 SEG Annual Meeting, November 4–9, 2012
Paper Number: SEG-2012-0520
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View Paper titled, Predicting Multiples Using a Reverse Time Demigration
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