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中国科学院数学与系统科学研究院机构知识库
KMS Of Academy of mathematics and systems sciences, CAS
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Stable dynamics and excitations of single- and double-hump solitons in the Kerr nonlinear media with PT-symmetric HHG potentials
期刊论文
NONLINEAR DYNAMICS, 2022, 页码: 12
作者:
Li, Xin
;
Wang, Li
;
Zhou, Zijian
;
Chen, Yong
;
Yan, Zhenya
收藏
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浏览/下载:137/0
  |  
提交时间:2022/04/29
Nonlinear Schrodinger equation
PT-symmetric harmonic-hyperbolic-Gaussian potential
Soliton stability
Soliton excitations and collisions
A UNIFORM SPECTRAL ANALYSIS FOR A PRECONDITIONED ALL-AT-ONCE SYSTEM FROM FIRST-ORDER AND SECOND-ORDER EVOLUTIONARY PROBLEMS
期刊论文
SIAM JOURNAL ON MATRIX ANALYSIS AND APPLICATIONS, 2022, 卷号: 43, 期号: 3, 页码: 1331-1353
作者:
Wu, Shu-Lin
;
Zhou, Tao
;
Zhou, Zhi
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  |  
浏览/下载:71/0
  |  
提交时间:2023/02/07
time-parallel algorithm
diagonalization technique
alpha-circulant preconditioner
stability
spectral analysis
Runge-Kutta method
two-step methods
Rational vector rogue waves for the n-component Hirota equation with non-zero backgrounds
期刊论文
PHYSICA D-NONLINEAR PHENOMENA, 2021, 卷号: 427, 页码: 13
作者:
Weng, Weifang
;
Zhang, Guoqiang
;
Wang, Li
;
Zhang, Minghe
;
Yan, Zhenya
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  |  
浏览/下载:157/0
  |  
提交时间:2022/04/29
n-component Hirota equation
Non-zero backgrounds
Modified Darboux transform
Multiple roots
Rational RWs and W-shaped solitons
Non-integrable deformation
Spectral Method for Phase Retrieval: An Expectation Propagation Perspective
期刊论文
IEEE TRANSACTIONS ON INFORMATION THEORY, 2021, 卷号: 67, 期号: 2, 页码: 1332-1355
作者:
Ma, Junjie
;
Dudeja, Rishabh
;
Xu, Ji
;
Maleki, Arian
;
Wang, Xiaodong
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浏览/下载:165/0
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提交时间:2021/04/26
Phase measurement
Message passing
Tools
Signal processing algorithms
Prediction algorithms
Numerical models
Approximation algorithms
Phase retrieval
spectral method
coded diffraction pattern
expectation propagation (EP)
approximate message passing (AMP)
state evolution
orthogonal AMP
vector AMP
Solving forward and inverse problems of the logarithmic nonlinear Schrodinger equation with PT-symmetric harmonic potential via deep learning
期刊论文
PHYSICS LETTERS A, 2021, 卷号: 387, 页码: 12
作者:
Zhou, Zijian
;
Yan, Zhenya
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浏览/下载:145/0
  |  
提交时间:2021/04/26
Logarithmic nonlinear Schrodinger equation
PT-symmetric potentials
Physics-informed neural networks
Deep learning
Data-driven discovery of LNLS equation
Data-driven solitons
RATIONAL SPECTRAL METHODS FOR PDEs INVOLVING FRACTIONAL LAPLACIAN IN UNBOUNDED DOMAINS
期刊论文
SIAM JOURNAL ON SCIENTIFIC COMPUTING, 2020, 卷号: 42, 期号: 2, 页码: A585-A611
作者:
Tang, Tao
;
Wang, Li-Lian
;
Yuan, Huifang
;
Zhou, Tao
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  |  
浏览/下载:152/0
  |  
提交时间:2020/09/23
fractional Laplacian
Gegenbauer polynomials
modified rational functions
unbounded domains
Fourier transforms
spectral methods
Solving the Vlasov-Maxwell equations using Hamiltonian splitting
期刊论文
JOURNAL OF COMPUTATIONAL PHYSICS, 2019, 卷号: 396, 页码: 381-399
作者:
Li, Yingzhe
;
He, Yang
;
Sun, Yajuan
;
Niesen, Jitse
;
Qin, Hong
;
Liu, Jian
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  |  
浏览/下载:171/0
  |  
提交时间:2020/01/10
Vlasov-Maxwell system
Poisson bracket
Hamiltonian splitting method
EFFICIENT SPECTRAL SPARSE GRID APPROXIMATIONS FOR SOLVING MULTI-DIMENSIONAL FORWARD BACKWARD SDES
期刊论文
DISCRETE AND CONTINUOUS DYNAMICAL SYSTEMS-SERIES B, 2017, 卷号: 22, 期号: 9, 页码: 3439-3458
作者:
Fu, Yu
;
Zhao, Weidong
;
Zhou, Tao
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  |  
浏览/下载:120/0
  |  
提交时间:2018/07/30
Spectral method
sparse grid approximations
forward backward stochastic differential equations
conditional expectations
fast Fourier transform
Simultaneous identification of diffusion coefficient, spacewise dependent source and initial value for one-dimensional heat equation
期刊论文
MATHEMATICAL METHODS IN THE APPLIED SCIENCES, 2017, 卷号: 40, 期号: 10, 页码: 3552-3565
作者:
Zhao, Zhi-Xue
;
Banda, Mapundi K.
;
Guo, Bao-Zhu
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浏览/下载:540/166
  |  
提交时间:2018/07/30
Inverse Problem
Matrix Pencil Method
Finite Difference Method
Truncated Singular Value Decomposition
Generalized Cross-validation
Geometric Numerical Integration for Peakon b-Family Equations
期刊论文
COMMUNICATIONS IN COMPUTATIONAL PHYSICS, 2016, 卷号: 19, 期号: 1, 页码: 24-52
作者:
Cai, Wenjun
;
Sun, Yajuan
;
Wang, Yushun
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  |  
浏览/下载:120/0
  |  
提交时间:2018/07/30
Symplectic integrator
splitting method
WENO scheme
multisymplectic integrator
peakon
shockpeakon