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中国科学院数学与系统科学研究院机构知识库
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DRVN (deep random vortex network): A new physics-informed machine learning method for simulating and inferring incompressible fluid flows
期刊论文
PHYSICS OF FLUIDS, 2022, 卷号: 34, 期号: 10, 页码: 21
作者:
Zhang, Rui
;
Hu, Peiyan
;
Meng, Qi
;
Wang, Yue
;
Zhu, Rongchan
;
Chen, Bingguang
;
Ma, Zhi-Ming
;
Liu, Tie-Yan
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  |  
浏览/下载:63/0
  |  
提交时间:2023/02/07
Optimal convergence of finite element approximation to an optimization problem with PDE constraint*
期刊论文
INVERSE PROBLEMS, 2022, 卷号: 38, 期号: 4, 页码: 45
作者:
Gong, Wei
;
Tan, Zhiyu
;
Zhou, Zhaojie
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  |  
浏览/下载:143/0
  |  
提交时间:2022/04/29
inverse source problem
optimal control
finite element method
a priori error estimate
a posteriori error estimate
adaptivity
rate optimality
Optimal convergence of finite element approximation to an optimization problem with PDE constraint* * Wei Gong was supported by the Strategic Priority Research Program of Chinese Academy of Sciences (Grant No. XDB 41000000), the National Key Basic Research Program (Grant No. 2018YFB0704304) and the National Natural Science Foundation of China (Grant No. 12071468, 11671391). Zhaojie Zhou was supported by the National Natural Science Foundation of China under Grant No. 11971276.
期刊论文
Inverse Problems, 2022, 卷号: 38, 期号: 4
作者:
Gong,Wei
;
Tan,Zhiyu
;
Zhou,Zhaojie
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  |  
浏览/下载:129/0
  |  
提交时间:2022/04/29
inverse source problem
optimal control
finite element method
a priori error estimate
a posteriori error estimate
adaptivity
rate optimality
STOCHASTIC CONVERGENCE OF REGULARIZED SOLUTIONS AND THEIR FINITE ELEMENT APPROXIMATIONS TO INVERSE SOURCE PROBLEMS
期刊论文
SIAM JOURNAL ON NUMERICAL ANALYSIS, 2022, 卷号: 60, 期号: 2, 页码: 751-780
作者:
CHEN, Z. H. I. M. I. N. G.
;
ZHANG, W. E. N. L. O. N. G.
;
ZOU, J. U. N.
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  |  
浏览/下载:77/0
  |  
提交时间:2023/02/07
inverse source problems
regularization
finite element approximation
stochastic error estimates
Stability of Transonic Contact Discontinuity for Two-Dimensional Steady Compressible Euler Flows in a Finitely Long Nozzle
期刊论文
ANNALS OF PDE, 2021, 卷号: 7, 期号: 2, 页码: 96
作者:
Huang, Feimin
;
Kuang, Jie
;
Wang, Dehua
;
Xiang, Wei
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  |  
浏览/下载:131/0
  |  
提交时间:2022/04/02
Transonic flow
Contact discontinuity
Free boundary
Compressible Euler flow
Finitely long nozzle
Multi-component Nonlinear Schrodinger Equations with Nonzero Boundary Conditions: Higher-Order Vector Peregrine Solitons and Asymptotic Estimates
期刊论文
JOURNAL OF NONLINEAR SCIENCE, 2021, 卷号: 31, 期号: 5, 页码: 52
作者:
Zhang, Guoqiang
;
Ling, Liming
;
Yan, Zhenya
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浏览/下载:158/0
  |  
提交时间:2021/10/26
Multi-component NLS equations
Nonzero boundary conditions
Lax pair
Loop group method
Darboux transform
Higher-order vector Peregrine solitons
Parity-time-reversal symmetry
Governing polynomial
Asymptotic estimates
A novel method in determining a layered periodic structure
期刊论文
Boundary Value Problems, 2020, 卷号: 2020, 期号: 1
作者:
Cui,Yanli
;
Li,Xiliang
;
Qu,Fenglong
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  |  
浏览/下载:145/0
  |  
提交时间:2021/01/14
Inverse scattering
Uniqueness
Lαp\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$L^{p}_{\alpha }$\end{document} estimate
Periodic structures
H?lder stability in determining elastic coefficients of Biot's system in poroelastic media
期刊论文
Journal of Physics Communications, 2020, 卷号: 4, 期号: 8
作者:
Zhang,Wensheng
;
Jiang,Zifan
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  |  
浏览/下载:149/0
  |  
提交时间:2021/01/14
H?lder stability
inverse problem
elastic coefficients
Carleman estimate
Biot's system
poroelastic media
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
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浏览/下载:135/0
  |  
提交时间:2020/09/23
Discrete Carleman estimates
damped wave equation
coefficient inverse problem
semi-discrete
convergence
Unique identification of a multi-layered fluid–solid medium
期刊论文
Boundary Value Problems, 2020, 卷号: 2020, 期号: 1
作者:
Cui,Yanli
;
Li,Xiliang
;
Qu,Fenglong
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  |  
浏览/下载:130/0
  |  
提交时间:2020/06/30
Inverse scattering
Uniqueness
Fluid–solid interaction
Multi-layered medium