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Networked Knowledge and Complex Networks: An Engineering View 期刊论文
IEEE-CAA JOURNAL OF AUTOMATICA SINICA, 2022, 卷号: 9, 期号: 8, 页码: 1366-1383
作者:  Lu, Jinhu;  Wen, Guanghui;  Lu, Ruqian;  Wang, Yong;  Zhang, Songmao
收藏  |  浏览/下载：107/0  |  提交时间：2023/02/07
Complex network  knowledge graph  networked knowledge  neural network  
CONVERGENCE ANALYSIS OF INEXACT TWO-GRID METHODS: A THEORETICAL FRAMEWORK 期刊论文
SIAM JOURNAL ON NUMERICAL ANALYSIS, 2022, 卷号: 60, 期号: 1, 页码: 133-156
作者:  Xu, Xuefeng;  Zhang, Chen-Song
收藏  |  浏览/下载：138/0  |  提交时间：2022/04/29
multigrid  inexact two-grid methods  convergence factor  eigenvalue analysis  
Optimal quadratic element on rectangular grids for H-1 problems 期刊论文
BIT NUMERICAL MATHEMATICS, 2020, 页码: 25
作者:  Zeng, Huilan;  Zhang, Chen-Song;  Zhang, Shuo
收藏  |  浏览/下载：181/0  |  提交时间：2020/10/12
Optimal quadratic element  Rectangular grids  Boundary value problem  Eigenvalue problem  Lower bound  
High order symplectic integrators based on continuous-stage Runge-Kutta-Nystrom methods 期刊论文
APPLIED MATHEMATICS AND COMPUTATION, 2019, 卷号: 361, 页码: 670-679
作者:  Tang, Wensheng;  Sun, Yajuan;  Zhang, Jingjing
收藏  |  浏览/下载：193/0  |  提交时间：2020/01/10
Continuous-stage Runge-Kutta-Nystrom methods  Hamiltonian systems  Symplectic integrators  Legendre polynomial expansion  Simplifying assumptions  
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 new estimate for a quantity involving the Chebyshev polynomials of the first kind 期刊论文
JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS, 2019, 卷号: 476, 期号: 2, 页码: 302-308
作者:  Xu, Xuefeng;  Zhang, Chen-Song
收藏  |  浏览/下载：153/0  |  提交时间：2020/01/10
Chebyshev polynomials  Recurrence relation  Smoothed aggregation  
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：148/0  |  提交时间：2020/01/10
Wave simulation for the poroelastic wave equations by the multiscale method 期刊论文
CHINESE JOURNAL OF GEOPHYSICS-CHINESE EDITION, 2019, 卷号: 62, 期号: 6, 页码: 2176-2187
作者:  Zhang WenSheng;  Zheng Hui
收藏  |  浏览/下载：149/0  |  提交时间：2020/01/10
Poroelastic wave equations  Inhomogeneous media  Wave simulation  Multiscale method  PML absorbing boundary  
Mixed Schemes for Fourth-Order DIV Equations 期刊论文
COMPUTATIONAL METHODS IN APPLIED MATHEMATICS, 2019, 卷号: 19, 期号: 2, 页码: 341-357
作者:  Fan, Ronghong;  Liu, Yanru;  Zhang, Shuo
收藏  |  浏览/下载：141/0  |  提交时间：2020/01/10
Fourth-Order DIV Equation  Mixed Scheme  Regularity Analysis  Finite Element Method  
A new family of fourth-order locally one-dimensional schemes for the 3D elastic wave equation 期刊论文
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2019, 卷号: 348, 页码: 246-260
作者:  Zhang, Wensheng
收藏  |  浏览/下载：166/0  |  提交时间：2019/03/05
3D  Elastic wave equation  LOD  Fourth-order accuracy  Splitting