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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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Tang Yifa [11]
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Approximation capabilities of measure-preserving neural networks
期刊论文
NEURAL NETWORKS, 2022, 卷号: 147, 页码: 72-80
Authors:
Zhu, Aiqing
;
Jin, Pengzhan
;
Tang, Yifa
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Submit date:2022/06/21
Measure-preserving
Neural networks
Dynamical systems
Approximation theory
Energy-preserving methods for guiding center system based on averaged vector field
期刊论文
PHYSICS OF PLASMAS, 2022, 卷号: 29, 期号: 3, 页码: 14
Authors:
Zhu, Beibei
;
Tang, Yifa
;
Liu, Jian
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View/Download:103/0
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Submit date:2022/04/29
SympNets: Intrinsic structure-preserving symplectic networks for identifying Hamiltonian systems
期刊论文
NEURAL NETWORKS, 2020, 卷号: 132, 页码: 166-179
Authors:
Jin, Pengzhan
;
Zhang, Zhen
;
Zhu, Aiqing
;
Tang, Yifa
;
Karniadakis, George Em
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View/Download:117/0
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Submit date:2021/04/26
Deep learning
Physics-informed
Dynamical systems
Hamiltonian systems
Symplectic maps
Symplectic integrators
Spectrally accurate space-time solution of Manakov systems
期刊论文
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2020, 卷号: 377, 页码: 20
Authors:
Barletti, Luigi
;
Brugnano, Luigi
;
Tang, Yifa
;
Zhu, Beibei
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View/Download:116/0
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Submit date:2020/06/30
Hamiltonian PDEs
Manakov system
Energy-conserving methods
Hamiltonian Boundary Value Methods
HBVMs
Spectral methods
Quantifying the generalization error in deep learning in terms of data distribution and neural network smoothness
期刊论文
NEURAL NETWORKS, 2020, 卷号: 130, 页码: 85-99
Authors:
Jin, Pengzhan
;
Lu, Lu
;
Tang, Yifa
;
Karniadakis, George Em
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Submit date:2021/01/14
Neural networks
Generalization error
Learnability
Data distribution
Cover complexity
Neural network smoothness
High-order stroboscopic averaging methods for highly oscillatory delay problems
期刊论文
APPLIED NUMERICAL MATHEMATICS, 2020, 卷号: 152, 页码: 466-479
Authors:
Calvo, M. P.
;
Sanz-Serna, J. M.
;
Zhu, Beibei
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View/Download:100/0
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Submit date:2020/05/24
Delay differential equations
Stroboscopic averaging
Highly oscillatory problems
Space-time finite element method for the distributed-order time fractional reaction diffusion equations
期刊论文
APPLIED NUMERICAL MATHEMATICS, 2020, 卷号: 152, 页码: 446-465
Authors:
Bu, Weiping
;
Ji, Lun
;
Tang, Yifa
;
Zhou, Jie
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View/Download:107/0
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Submit date:2020/05/24
Distributed-order reaction diffusion equation
Space-time finite element method
Graded time mesh
Well-posedness
Error estimate
Sum-of-exponentials approximation
Superconvergence Analysis of Anisotropic FEMs for Time Fractional Variable Coefficient Diffusion Equations
期刊论文
BULLETIN OF THE MALAYSIAN MATHEMATICAL SCIENCES SOCIETY, 2020, 页码: 19
Authors:
Wei, Yabing
;
Zhao, Yanmin
;
Wang, Fenling
;
Tang, Yifa
;
Yang, Jiye
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View/Download:114/0
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Submit date:2020/05/24
L2-1(sigma) approximation
Anisotropic meshes
Time fractional variable coefficient diffusion equations
Convergence and superconvergence
THE ROLE OF OBESITY IN FRACTIONAL ORDER TUMOR-IMMUNE MODEL
期刊论文
UNIVERSITY POLITEHNICA OF BUCHAREST SCIENTIFIC BULLETIN-SERIES A-APPLIED MATHEMATICS AND PHYSICS, 2020, 卷号: 82, 期号: 2, 页码: 181-196
Authors:
Arshad, Sadia
;
Yildiz, Tugba Akman
;
Baleanu, Dumitru
;
Tang, Yifa
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View/Download:134/0
  |  
Submit date:2020/06/30
Fractional-order tumor model
Caputo fractional derivative
Cancer
Obesity
UNIT TRIANGULAR FACTORIZATION OF THE MATRIX SYMPLECTIC GROUP
期刊论文
SIAM JOURNAL ON MATRIX ANALYSIS AND APPLICATIONS, 2020, 卷号: 41, 期号: 4, 页码: 1630-1650
Authors:
Jin, Pengzhan
;
Tang, Yifa
;
Zhu, Aiqing
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View/Download:87/0
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Submit date:2021/04/26
symplectic
symplectic matrix
triangular factorization
positive definite
singular symplectic matrix
generators
parameterization
unconstrained parametrization