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刘少勇

                                                  



   刘少勇,博士,副教授。2008年7月本科毕业于中国石油大学(华东)地球物理学专业,获理学学士学位,2015年9月毕业于同济大学固体地球物理专业,获理学博士学位,2018.12-2020.7在加州大学(圣克鲁兹分校)进行博士后访问研究。研究工作聚焦于勘探地球物理学,研究方向包括地震数据偏移,数字信号分析和地震反演方法等,近年来开展了智能学习方法在地学领域的应用研究。

通讯地址:湖北省武汉市鲁磨路388号中国地质大学

邮箱:syliu@cug.edu.cn

I am Shaoyong Liu, associate professor in gephysics. My research focuses mainly on exploration seismology including seismic imaging, digital signal analysis and seismic inversion etc. In recent years, I start the study of applications of learning-based method in geosciences.

Address: No. 388 Lumo RD, CUG, Wuhan 430074, Hubei Province, China.

E-mail: syliu@cug.edu.cn


工作教育背景/Work experience and education background

2020.12- 现在, 中国地质大学(武汉),副教授

Associate professor in China University of Geosciences

2018.12-2020.07,加州大学圣克鲁兹,访问博士后,合作导师:吴如山

Visiting Postdoctral Researcher in UCSC

Cooperation Supervisor: Prof. Ru-Shan Wu

2016.05-2020.11,中国地质大学(武汉),讲师

Lecturer in China University of Geosciences

2015.12-2017.11,中国地质大学(武汉),师资博士后,合作导师:顾汉明

Postdoctral Researcher in China University of Geosciences

Cooperation Supervisor: Prof. Hanming Gu

2010.03-2015.09, 同济大学,固体地球物理学,理学博士,导师:王华忠

PhD candidate in Tongji University, PhD degree

Supervisor: Prof. Huazhong Wang

2008.09-2010.03,同济大学,固体地球物理学,硕研,导师:王华忠

Master degree candidate in Tongji University

 Supervisor: Prof. Huazhong Wang

2004.09-2008.07,中国石油大学(华东),地球物理学,学士

B.S. in University of petroleum of China


教学工作/Teaching

讲授本科生课程:数字信号处理(B)/Digital Signal Processing(B)、地震勘探原理(石油地震方向)/ Seismic Exploration Principle

研究方向/Research interests

1、地震波传播、成像及反演/Seismic wave modeling, imaging and inversion

2、数字信号分析/Digital signal analysis

3、机器学习应用研究/Applications of learning-based method in geosciences


科研项目/Projects

1、 国家自然科学基金面上项目《基于非平稳滤波算子的最小二乘反射系数估计及宽带波阻抗成像》,No: 419741252020.01-2023.1263万,主持,在研

Least square reflection coefficient estimation and broadband impedance imaging based on nonstationary filter operator: supported by National Natural Science Foundation of China (No.41974125), 2020.01-2023.12, Project Leader.

2、 国家自然科学基金青年项目《压缩感知框架下特征地震波提取与反演成像方法研究》,No: 416040922017.01-2019.1220万,主持,已结题

Study on characteristic seismic wave extraction and inversion imaging via compressed sensing: supported by National Natural Science Foundation of China (No. 41604092), 2017.01-2019.12, Project Leader.

3、 中国博士后基金一等面上项目《基于扩展成像条件的特征地震波反演成像方法研究》,No: 2016M5907252016.05-2017.118万,主持,已结题

The characteristic seismic wave inversion based on extended imaging condition: supported by China Postdoctoral Science Foundation Funded Project (No. 2016M590725), 2016.05-2017.11, Project Leader.


主要论文专著/Publications

1、 Liu S*, Yan Z, Zhu W, Han B, Gu H and Hu S, 2021, An illumination-compensated Gaussian beam migration for enhancing subsalt imaging. Geophysical Prospecting, 69, 1433-1440.

2、 Liu S, Zhu W, Yan Z*, Xu P, Wang H, 2021, An Effective Acoustic Impedance Imaging Based on a Broadband Gaussian Beam Migration, Energies, 14(14), 4105.

3、 Liu S*, Wu R, Feng B, Wang H, Guo S, 2020, A true-amplitude imaging method based on Gaussian beam migration and demigration. Pure and Applied Geophysics, 177, 4707–4718.

4、 汪天池,刘少勇*,顾汉明,唐永杰,严哲,2020,倾角域逆时偏移绕射波成像方法研究. 石油地球物理勘探, 55(3), 448-456.

5、 Liu S*, Yan Z, Gu H, Tang Y, Liu C, 2019,Imaging artefacts of artificial diving waves in reverse time migration: Cause analysis in the angle domain and an effective removal strategy. Geophysical prospecting, 67(3), 496-507.

6、 Yan Z*, Liu S, Gu H, 2019, Fault image enhancement using a forward and backward diffusion method, Computers & Geosciences, 131, 1-14.

7、 Liu S*, Gu H*, Han B, Yan Z, Liu D, Cai J, 2018, Band-Limited Beam Propagator and its Application to Seismic Migration. Geophysics, 83(4), S311-S319.

8、 Liu S*, Gu H, Tang Y, Han B, Wang H, Liu D, 2018, Angle domain common imaging gather extraction via Kirchhoff prestack depth migration based on traveltime table in transversely isotropic media. Journal of Geophysics and Engineering, 15(2), 568-575.

9、 Liu S, Gu H*, Yan Z, Li H, Wang H, 2017, Q-compensated beam migration with multiscale Gabor transform. Journal of Applied Geophysics, 143, 195-202.


国际会议论文/Conference Abstract:

1、 Liu Shaoyong, Wenjun Ni, Wenqian Fang, Lihua Fu, 2021, Acoustic Impedance Inversion Using Convolutional Neural Network with Transfer Learning, 4th SEG International Workshop on Mathematical Geophysics: Traditional & Learning.

2、 Liu Shaoyong, Xie Xiao-Bi, Wu Ru-Shan, Yan Zhe, Gu Hanming, 2020, An effective true-amplitude Gaussian beam migration via illumination compensation, 82nd EAGE annual meeting, P-545.

3、 Liu Shaoyong, Wu Ru-Shan, Feng Bo, Wang Huazhong, Guo Song, 2020, A true-amplitude imaging method based on Gaussian beam migration and demigration. 90th SEG annual meeting, 3018-3022.

4、 Tang Yongjie, Liu Shaoyong, Gu Hanming, Bingkai Han, 2019, Angle gathers from RTM based on excitation time representation for isotropic and anisotropic media, 89th SEG annual meeting, 4351-4355.

5、 Han Bingkai, Liu Shaoyong, Gu Hanming, Yan Zhe, 2018, Wavelength-dependent Fresnel Beam Migration in VTI Media, 80th EAGE annual meeting, Th A10 04.

6、 Tang YongjieShaoyong Liu, Hanming Gu2017An effective angle gathers generating of RTM using gradient field of traveltime, SEG Conference, Qingdao, China, 181-184.

7、 Liu Shaoyong, Gu Hanming Feng Bo, 2016, Characteristic wave imaging in TTI media via compressed sensing, 86th SEG annual meeting, 4424-4429.


专利/patents

1、 EFFICIENT FORWARD MODELING SYSTEM FOR GAUSSIAN BEAM IN VISCO-ACOUSTIC MEDIUM IN FREQUENCY SPACE DOMAIN, Name of inventor(s): Liu Shaoyong, Ni Wenjun and Wei Junkun, Patent number: 2021106472.

2、 一种基于OpenMP的频率域高斯束格林函数计算方法,发明人:刘少勇、朱雯婷、顾汉明、唐永杰,专利号:ZL 2019 1 1198533.1