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Biography

I am a Geophysicist at Aramco. Previously, I was an assistant professor at Ocean University of China. I joined Jeroen Tromp's and Frederik J. Simons' Research Groups at Princeton University as a postdoctoral research associate in Feb 2020. I received Ph.D. in Earth Science and Engineering from King Abdullah University of Science and Technology (KAUST), where I am advised by Gerard Schuster. My research interests lie in the application of machine learning to seismic data processing and migration and 3D surface wave inversion and migration. I have spent time at Los Alamos National Laboratory for an internship. I visited TOTAL for two weeks. I did my bachelor's and master's degree at the Ocean University of China.

Activities

Employment (3)

Saudi Aramco (Saudi Arabia): Dhahran, SA

2023-12-15 to present
Employment
Source: Self-asserted source
Zhaolun Liu

Ocean University of China: Qingdao, CN

2023-01-01 to 2023-12-25 | Assistant Professor (Maine Geosciences)
Employment
Source: Self-asserted source
Zhaolun Liu

Princeton University: Princeton, NJ, US

2020-02-01 to 2023-02-01 | Postdoctoral Research Associate (Department of Geosciences)
Employment
Source: Self-asserted source
Zhaolun Liu

Education and qualifications (3)

King Abdullah University of Science and Technology (KAUST): Thuwal, SA

2015-08-23 to present | PhD Student (Earth Science and Engineering)
Education
Source: check_circle
KAUST Repository

Ocean University of China: Qingdao, Shandong, CN

2012-09-01 to 2015-06 | Master of Science (College of Marine Geo-science)
Education
Source: Self-asserted source
Zhaolun Liu

Ocean University of China: Qingdao, Shandong, CN

2008-09-01 to 2012-06-25 | Bachelor of Science (College of Marine Geo-science)
Education
Source: Self-asserted source
Zhaolun Liu

Works (34)

2D Near-Surface Full-Waveform Tomography Reveals Bedrock Controls on Critical Zone Architecture

Earth and Space Science
2024 | Journal article
EID:

2-s2.0-85185340846

Part of ISSN: 23335084
Contributors: Eppinger, B.J.; Holbrook, W.S.; Liu, Z.; Flinchum, B.A.; Tromp, J.
Source: Self-asserted source
Zhaolun Liu via Scopus - Elsevier

Excitation-time imaging condition reverse-time migration based on a physics-informed neural network traveltime calculation with wavefield decomposition using an optical flow vector

Journal of Geophysics and Engineering
2024 | Journal article
EID:

2-s2.0-85183973718

Part of ISSN: 17422140 17422132
Contributors: Li, J.; Du, G.; Qin, D.; Yin, W.; Tan, J.; Liu, Z.; Song, P.
Source: Self-asserted source
Zhaolun Liu via Scopus - Elsevier

Elastic reverse time migration based on first-order velocity-dilatation-rotation equations using the optical flow vector

GEOPHYSICS
2024-07-01 | Journal article
Contributors: Chuang Xie; Jianhua Wang; Peng Song; Jun Tan; Zhaolun Liu; Yandong Wang
Source: check_circle
Crossref

Laplace-Domain Crosstalk-Free Source-Encoded Elastic Full Waveform Inversion Using Time-Domain Solvers

GEOPHYSICS
2024-04-10 | Journal article
Part of ISSN: 0016-8033
Part of ISSN: 1942-2156
Contributors: Zhaolun Liu; Jürgen Hoffmann; Etienne Bachmann; Congyue Cui; Frederik J. Simons; Jeroen Tromp
Source: Self-asserted source
Zhaolun Liu
grade
Preferred source (of 2)‎

Memory Optimization in RNN-Based Full Waveform Inversion Using Boundary Saving Wavefield Reconstruction

IEEE Transactions on Geoscience and Remote Sensing
2023 | Journal article
EID:

2-s2.0-85175089852

Part of ISSN: 15580644 01962892
Contributors: Wang, S.; Jiang, Y.; Song, P.; Tan, J.; Liu, Z.; He, B.
Source: Self-asserted source
Zhaolun Liu via Scopus - Elsevier

Source-encoded waveform inversion in the Northern Hemisphere

Geophysical Journal International
2023-09-18 | Journal article
Contributors: Congyue Cui; Etienne Bachmann; Daniel Peter; Zhaolun Liu; Jeroen Tromp
Source: check_circle
Crossref
grade
Preferred source (of 3)‎

3-D acoustic-elastic full-waveform inversion and migration of marine VSP data from Norway

SEG Technical Program Expanded Abstracts
2022 | Conference paper
EID:

2-s2.0-85146733454

Part of ISSN: 19494645 10523812
Contributors: Liu, Z.; Hoffmann, J.; Simons, F.J.; Tromp, J.
Source: Self-asserted source
Zhaolun Liu via Scopus - Elsevier

Elastic full waveform inversion of VSP data from a complex anticline in northern Iraq

SEG Technical Program Expanded Abstracts
2021 | Conference paper
EID:

2-s2.0-85120940604

Part of ISSN: 19494645 10523812
Contributors: Liu, Z.; Hoffmann, J.; Simons, F.J.; Tromp, J.
Source: Self-asserted source
Zhaolun Liu via Scopus - Elsevier

Convolutional sparse coding for noise attenuation in seismic data

GEOPHYSICS
2021-01-01 | Journal article
Contributors: Zhaolun Liu; Kai Lu
Source: check_circle
Crossref
grade
Preferred source (of 3)‎

Noise Reduction with Reflection Supervirtual Interferometry

GEOPHYSICS
2020 | Journal article
Source: check_circle
KAUST Repository
grade
Preferred source (of 3)‎

Deep convolutional neural network and sparse least-squares migration

GEOPHYSICS
2020-07-01 | Journal article
Contributors: Zhaolun Liu; Yuqing Chen; Gerard Schuster
Source: check_circle
Crossref
grade
Preferred source (of 2)‎

Least squares migration: Current and future directions

81st EAGE Conference and Exhibition 2019
2019 | Conference paper
EID:

2-s2.0-85088405316

Part of ISBN: 9789462822894
Contributors: Schuster, G.; Liu, Z.
Source: Self-asserted source
Zhaolun Liu via Scopus - Elsevier

Multilayer Sparse Least Squares Migration=Deep Convolutional Neural Network

2019 | Working paper
Source: check_circle
KAUST Repository

Multilayer sparse least squares migration=deep convolutional neural network

arXiv
2019 | Other
EID:

2-s2.0-85171115650

Part of ISSN: 23318422
Contributors: Liu, Z.; Chen, Y.; Schuster, G.
Source: Self-asserted source
Zhaolun Liu via Scopus - Elsevier

Neural network least squares migration

1st EAGE/SBGf Workshop on Least-Squares Migration
2019 | Conference paper
EID:

2-s2.0-85084018838

Part of ISBN: 9789462822689
Contributors: Liu, Z.; Schuster, G.
Source: Self-asserted source
Zhaolun Liu via Scopus - Elsevier

Time-Domain Full Waveform Inversion Using the Gradient Preconditioning Based on Transmitted Wave Energy

Journal of Ocean University of China
2019 | Journal article
Source: check_circle
KAUST Repository
grade
Preferred source (of 2)‎

3D wave-equation dispersion inversion of Rayleigh waves

GEOPHYSICS
2019-09 | Journal article
Part of ISSN: 1942-2156
Source: Self-asserted source
Zhaolun Liu
grade
Preferred source (of 4)‎

Wave-equation dispersion inversion of Love waves

GEOPHYSICS
2019-09 | Journal article
Part of ISSN: 0016-8033
Part of ISSN: 1942-2156
Source: Self-asserted source
Zhaolun Liu
grade
Preferred source (of 4)‎

Multiscale and layer-stripping wave-equation dispersion inversion of Rayleigh waves

Geophysical Journal International
2019-09-01 | Journal article
Contributors: Zhaolun Liu; Lianjie Huang
Source: check_circle
Crossref
grade
Preferred source (of 3)‎

3D wave-equation dispersion inversion of surface waves recorded on irregular topography

SEG Technical Program Expanded Abstracts 2019
2019-08 | Conference paper
Source: Self-asserted source
Zhaolun Liu
grade
Preferred source (of 5)‎

Multilayer sparse LSM = deep neural network

SEG Technical Program Expanded Abstracts 2019
2019-08 | Conference paper
Source: Self-asserted source
Zhaolun Liu
grade
Preferred source (of 3)‎

Multilayer Sparse Least Squares Migration=Deep Convolutional Neural Network

2019-04-19 | Preprint
Source: Self-asserted source
Zhaolun Liu

Wave equation dispersion inversion of surface waves recorded on irregular topography

Geophysical Journal International
2019-04-01 | Journal article
Contributors: Jing Li; Fan-Chi Lin; Amir Allam; Yehuda Ben-Zion; Zhaolun Liu; Gerard Schuster
Source: check_circle
Crossref
grade
Preferred source (of 3)‎

3D wave-equation dispersion inversion of surface waves

SEG Technical Program Expanded Abstracts 2018
2018 | Conference paper
Source: check_circle
KAUST Repository
grade
Preferred source (of 2)‎

Multiscale and layer-stripping wave-equation dispersion inversion of Rayleigh waves

SEG Technical Program Expanded Abstracts 2018
2018 | Conference paper
Source: check_circle
KAUST Repository
grade
Preferred source (of 2)‎

Convolutional Sparse Coding for Noise Attenuation of Seismic Data

SEG 2018 Workshop: SEG Maximizing Asset Value Through Artificial Intelligence and Machine Learning, Beijing, China, 17-19 September 2018
2018-12-14 | Conference paper
Source: Self-asserted source
Zhaolun Liu
grade
Preferred source (of 2)‎

Neural Network Least Squares Migration

First EAGE/SBGf Workshop on Least-Squares Migration
2018-11-27 | Conference paper
Source: Self-asserted source
Zhaolun Liu
grade
Preferred source (of 4)‎

Superresolution Near-field Imaging with Surface Waves

Geophysical Journal International
2017 | Journal article
Source: check_circle
KAUST Repository
grade
Preferred source (of 2)‎

Time-domain full waveform inversion using the gradient preconditioning based on transmitted waves energy

International Geophysical Conference, Qingdao, China, 17-20 April 2017
2017 | Conference paper
Source: check_circle
KAUST Repository

Imaging near-surface heterogeneities by natural migration of backscattered surface waves: Field data test

GEOPHYSICS
2017-05-01 | Journal article
Contributors: Zhaolun Liu; Abdullah AlTheyab; Sherif M. Hanafy; Gerard Schuster
Source: check_circle
Crossref
grade
Preferred source (of 3)‎

Imaging near-surface heterogeneities by natural migration of surface waves

SEG Technical Program Expanded Abstracts 2016
2016 | Conference paper
Source: check_circle
KAUST Repository
grade
Preferred source (of 2)‎

The third-order absorbing boundary condition for finite difference modeling of first-order stress-velocity acoustic equation

Electrical, Control Engineering and Computer Science - Proceedings of the 2015 International Conference on Electrical, Control Engineering and Computer Science, ECECS 2015
2016 | Conference paper
EID:

2-s2.0-84960385939

Part of ISBN: 9781138029378
Contributors: Song, P.; Tan, J.; Xia, D.; Li, J.; Liu, Z.
Source: Self-asserted source
Zhaolun Liu via Scopus - Elsevier

An optimized implicit finite-difference scheme for the two-dimensional Helmholtz equation

Geophysical Journal International
2015 | Journal article
EID:

2-s2.0-84940040369

Part of ISSN: 1365246X 0956540X
Contributors: Liu, Z.-L.; Song, P.; Li, J.-S.; Li, J.; Zhang, X.-B.
Source: Self-asserted source
Zhaolun Liu via Scopus - Elsevier

The fourth-order absorbing boundary condition with optimized coefficients for the simulation of the acoustic equation

Journal of Geophysics and Engineering
2015 | Journal article
EID:

2-s2.0-84948782686

Part of ISSN: 17422140 17422132
Contributors: Song, P.; Liu, Z.; Zhang, X.; Tan, J.; Xia, D.; Li, J.; Zhu, B.
Source: Self-asserted source
Zhaolun Liu via Scopus - Elsevier

Peer review (4 reviews for 4 publications/grants)

Review activity for Journal of applied geophysics. (1)
Review activity for Journal of Engineering Mathematics (1)
Review activity for Nature communications (1)
Review activity for Surveys in geophysics. (1)