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Stability of a coefficient inverse problem for the discrete Schrodinger equation and a convergence result 期刊论文
JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS, 2023, 卷号: 518, 期号: 1, 页码: 25
作者:  Zhao, Zhongliu;  Zhang, Wensheng
收藏  |  浏览/下载:119/0  |  提交时间:2023/02/07
Inverse problem  Semi-discrete Schr?dinger equation  Discrete Carleman estimate  Convergence  Stability  
Stability of High-Order Finite-Difference Schemes for Poroelastic Wave Simulation 期刊论文
EAST ASIAN JOURNAL ON APPLIED MATHEMATICS, 2022, 卷号: 12, 期号: 4, 页码: 891-911
作者:  Zhang, Wensheng;  Joardar, Atish Kumar
收藏  |  浏览/下载:68/0  |  提交时间:2023/02/07
Stability  poroelastic wave equation  energy method  high-order scheme  wave simulation  
An inverse problem for the transmission wave equation with Kelvin-Voigt damping 期刊论文
APPLICABLE ANALYSIS, 2022, 页码: 23
作者:  Zhao, Zhongliu;  Zhang, Wensheng
收藏  |  浏览/下载:46/0  |  提交时间:2023/02/07
Wave equation with Kelvin-Voigt damping  discontinuous coefficients  global Carleman estimate  inverse problem  single measurement  
Carleman estimate for wave equations coupled with the second order terms 期刊论文
JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS, 2022, 卷号: 506, 期号: 2, 页码: 24
作者:  Jiang, Zifan;  Zhang, Wensheng
收藏  |  浏览/下载:106/0  |  提交时间:2022/04/02
Carleman estimates  Coupled hyperbolic system  

Elastic wave full-waveform inversion in the time domain by the trust region method

期刊论文

JOURNAL OF APPLIED GEOPHYSICS, 2022, 卷号: 197, 页码: 16
作者:  Zhang, Wensheng;  Li, Yijun
收藏  |  浏览/下载:88/0  |  提交时间:2022/06/21
Elastic wave equations  Full-waveform inversion  Media coefficients  Trust region method  L-BFGS  
Stability Analysis for Wave Simulation in 3D Poroelastic Media with the Staggered-Grid Method 期刊论文
COMMUNICATIONS IN COMPUTATIONAL PHYSICS, 2020, 卷号: 28, 期号: 2, 页码: 743-767
作者:  Zhang, Wensheng
收藏  |  浏览/下载:130/0  |  提交时间:2020/09/23
3D  stability analysis  poroelastic media  wave propagation  staggered-grid  
Acoustic multi-parameter full waveform inversion based on the wavelet method 期刊论文
INVERSE PROBLEMS IN SCIENCE AND ENGINEERING, 2020, 页码: 28
作者:  Zhang, Wensheng
收藏  |  浏览/下载:171/0  |  提交时间:2020/09/23
Full waveform inversion  multi-parameter  wavelet method  numerical schemes  acoustic wave  time domain  
Convergence analysis of a coefficient inverse problem for the semi-discrete damped wave equation 期刊论文
APPLICABLE ANALYSIS, 2020, 页码: 26
作者:  Zhang, Wensheng;  Zhao, Zhongliu
收藏  |  浏览/下载:131/0  |  提交时间:2020/09/23
Discrete Carleman estimates  damped wave equation  coefficient inverse problem  semi-discrete  convergence  
Elastic full waveform inversion on unstructured meshes by the finite element method 期刊论文
PHYSICA SCRIPTA, 2019, 卷号: 94, 期号: 11, 页码: 16
作者:  Zhang, Wensheng
收藏  |  浏览/下载:170/0  |  提交时间:2019/10/28
unstructured triangular meshes  elastic wave  full waveform inversion  finite element method  iterative Tikhonov regularization  irregular topography  conjugate gradient method  
A multiscale method for wave propagation in 3D heterogeneous poroelastic media 期刊论文
GEOPHYSICS, 2019, 卷号: 84, 期号: 4, 页码: T237-T257
作者:  Zhang, Wensheng;  Zheng, Hui
收藏  |  浏览/下载:146/0  |  提交时间:2020/01/10