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期刊论文 [12]
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Fast rotated BSOR method for block two-by-two linear systems with application to PDE-constrained optimal control problems
期刊论文
BIT NUMERICAL MATHEMATICS, 2022
作者:
Liang, Zhao-Zheng
;
Dou, Yan
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浏览/下载:14/0
  |  
提交时间:2022/03/01
Block two-by-two linear system
Kronecker structure
Iterative solution method
Preconditioning
PDE-constrained optimization
Efficient and robust Schur complement approximations in the augmented Lagrangian preconditioner for the incompressible laminar flows
期刊论文
JOURNAL OF COMPUTATIONAL PHYSICS, 2020, 卷号: 408, 页码: 18
作者:
He, Xin
;
Vuik, Cornelis
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浏览/下载:2/0
  |  
提交时间:2020/12/10
Navier-Stokes equations
Stabilized finite element method
Block structured preconditioners
Schur complement approximations
Augmented Lagrangian preconditioner
Fast matrix splitting preconditioners for higher dimensional spatial fractional diffusion equations
期刊论文
JOURNAL OF COMPUTATIONAL PHYSICS, 2020, 卷号: 404, 页码: 13
作者:
Bai, Zhong-Zhi
;
Lu, Kang-Ya
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浏览/下载:27/0
  |  
提交时间:2020/05/24
Spatial fractional diffusion equations
Shifted finite-difference discretization
Block Toeplitz-like matrix
Block circulant-like matrix
Preconditioning
Eigenvalue distribution
Matrix LSQR algorithm for structured solutions to quaternionic least squares problem
期刊论文
COMPUTERS & MATHEMATICS WITH APPLICATIONS, 2019, 卷号: 77, 页码: 830-845
-
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浏览/下载:3/0
  |  
提交时间:2020/01/03
Quaternionic least squares
eta-Hermitian matrix
Real representation
Matrix LSQR algorithm
Structured preconditioner
AN ADDITIVE OVERLAPPING DOMAIN DECOMPOSITION METHOD FOR THE HELMHOLTZ EQUATION
期刊论文
SIAM JOURNAL ON SCIENTIFIC COMPUTING, 2019, 卷号: 41, 期号: 2, 页码: A1252-A1277
作者:
Leng, Wei
;
Ju, Lili
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浏览/下载:25/0
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提交时间:2020/01/10
additive domain decomposition method
Helmholtz equation
perfectly matched layer
truncated domain problem
error analysis
parallel computing
On structured variants of modified HSS Iteration methods for complex Toeplitz linear systems
期刊论文
JOURNAL OF COMPUTATIONAL MATHEMATICS, 2013, 卷号: 31, 期号: 1, 页码: 57-67
作者:
Chen Fang (陈芳)
;
Jiang Yaolin(蒋耀林)
;
Liu Qingquan(刘青泉)
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浏览/下载:31/0
  |  
提交时间:2012/12/21
Toeplitz matrix
MHSS iteration method
Complex symmetric linear system
BANDED TOEPLITZ PRECONDITIONERS FOR TOEPLITZ MATRICES FROM SINC METHODS
期刊论文
JOURNAL OF COMPUTATIONAL MATHEMATICS, 2012, 卷号: 30, 期号: 5, 页码: 533-543
作者:
Ren ZhiRu
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浏览/下载:1/0
  |  
提交时间:2021/01/14
FAST ITERATIVE METHODS
DIFFERENTIAL-EQUATIONS
SYSTEMS
Toeplitz matrix
Banded Toeplitz preconditioner
Generating function
Sinc method
Eigenvalue bounds
Preconditioned Iterative Methods for Algebraic Systems from Multiplicative Half-Quadratic Regularization Image Restorations
期刊论文
NUMERICAL MATHEMATICS-THEORY METHODS AND APPLICATIONS, 2010, 卷号: 3, 期号: 4, 页码: 461-474
作者:
Bai, Zhong-Zhi
;
Huang, Yu-Mei
;
Ng, Michael K.
;
Yang, Xi
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浏览/下载:15/0
  |  
提交时间:2018/07/30
Edge-preserving
image restoration
multiplicative half-quadratic regularization
Newton method
preconditioned conjugate gradient method
constraint preconditioner
eigenvalue bounds
BLOCK-TRIANGULAR PRECONDITIONERS FOR SYSTEMS ARISING FROM EDGE-PRESERVING IMAGE RESTORATION
期刊论文
JOURNAL OF COMPUTATIONAL MATHEMATICS, 2010, 卷号: 28, 期号: 6, 页码: 848-863
作者:
Bai, Zhong-Zhi
;
Huang, Yu-Mei
;
Ng, Michael K.
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浏览/下载:15/0
  |  
提交时间:2018/07/30
Block system of equations
Matrix preconditioner
Edge-preserving
Image restoration
Half-quadratic regularization
Substructure preconditioners for a class of structured linear systems of equations
期刊论文
MATHEMATICAL AND COMPUTER MODELLING, 2010, 卷号: 52, 期号: 9-10, 页码: 1547-1553
作者:
Zhou, Jituan
;
Niu, Qiang
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浏览/下载:1/0
  |  
提交时间:2019/12/18
Preconditioner
Linear system of equations
Spectrum distribution
GMRES
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