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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
A limited-memory block bi-diagonal Toeplitz preconditioner for block lower triangular Toeplitz system from time–space fractional diffusion equation
期刊论文
Journal of Computational and Applied Mathematics, 2019, 卷号: 362, 页码: 99-115
作者:
Zhao, Yong-Liang
;
Zhu, Pei-Yong
;
Gu, Xian-Ming
;
Zhao, Xi-Le
;
Cao, Jianxiong
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  |  
浏览/下载:5/0
  |  
提交时间:2020/11/14
Gradient methods
Linear systems
Matrix algebra
Partial differential equations
Circulant preconditioner
Fractional differential equations
Krylov subspace method
Toeplitz matrices
WSGD
A limited-memory block bi-diagonal Toeplitz preconditioner for block lower triangular Toeplitz system from time-space fractional diffusion equation
期刊论文
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2019, 卷号: 362, 页码: 99-115
作者:
Zhao, Yong-Liang
;
Zhu, Pei-Yong
;
Gu, Xian-Ming
;
Zhao, Xi-Le
;
Cao, Jianxiong
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  |  
浏览/下载:13/0
  |  
提交时间:2019/11/15
Block triangular lower Toeplitz matrix
Skew-circulant preconditioner
Krylov subspace methods
Fractional differential equations
WSGD
L2-1(sigma) formula
Performance enhancement of OFDM-VLC system using joint preprocessing scheme
期刊论文
Optics Communications, 2019
作者:
Qinghui Chen
;
Hong Wen
;
Jing He
;
Rui Deng
;
Ming Chen
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  |  
浏览/下载:51/0
  |  
提交时间:2019/12/13
Orthogonal frequency division multiplexing (OFDM)
Visible light communication (VLC)
Orthogonal circulant matrix transform (OCT)
Light emitting diodes (LED)
Performance enhancement of OFDM-VLC system using joint preprocessing scheme
期刊论文
Optics Communications, 2019, 卷号: Vol.451, 页码: 111-115
作者:
Qinghui Chen
;
Hong Wen
;
Jing He
;
Rui Deng
;
Ming Chen
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  |  
浏览/下载:46/0
  |  
提交时间:2019/12/13
Orthogonal frequency division multiplexing (OFDM)
Visible light communication (VLC)
Orthogonal circulant matrix transform (OCT)
Light emitting diodes (LED)
Performance enhancement of OFDM-VLC system using joint preprocessing scheme
期刊论文
OPTICS COMMUNICATIONS, 2019, 卷号: Vol.451, 页码: 111-115
作者:
Chen, QH
;
Wen, H
;
He, J
;
Deng, R
;
Chen, M
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  |  
浏览/下载:7/0
  |  
提交时间:2019/12/17
Orthogonal frequency division multiplexing (OFDM)
Visible light communication (VLC)
Orthogonal circulant matrix transform (OCT)
Light emitting diodes (LED)
Encoding of non-binary quasi-cyclic codes by Lin-Chung-Han transform
会议论文
2018 IEEE Information Theory Workshop, ITW 2018, 2018-11-25
作者:
Li, R.
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浏览/下载:9/0
  |  
提交时间:2019/12/30
Block codes
Convolution
Encoding (symbols)
Fast Fourier transforms
Circulant matrix
Circulants
Convolution theorems
Cyclic convolutions
Encoding algorithms
Fast algorithms
Polynomial basis
Quasicyclic codes
Signal encoding
Diagonal and circulant or skew-circulant splitting preconditioners for spatial fractional diffusion equations
期刊论文
COMPUTATIONAL & APPLIED MATHEMATICS, 2018, 卷号: 37, 期号: 4, 页码: 4196-4218
作者:
Lu, Kang-Ya
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浏览/下载:19/0
  |  
提交时间:2018/10/07
Circulant matrix
Skew-circulant matrix
Preconditioning
Spatial fractional diffusion equations
Double circulant matrices
期刊论文
Linear and Multilinear Algebra, 2018, 卷号: 66, 期号: 10, 页码: 2119-2137
作者:
Fan, Yun
;
Liu, Hualu*
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浏览/下载:3/0
  |  
提交时间:2019/12/23
15B05
15B33
94B15
Circulant matrix
double circulant matrix
linearly independence
quasi-cyclic code
rank
Clustering Data Gathering Method Based on Compressed Sensing in Wireless Sensor Networks
会议论文
Proceedings - 2018 10th International Conference on Intelligent Human-Machine Systems and Cybernetics, IHMSC 2018
作者:
Wang, N.
;
Chen, D.
;
Chen, J.
;
Xu, X.
;
Wan, J.
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  |  
浏览/下载:6/0
  |  
提交时间:2019/12/30
Complex networks
Compressed sensing
Computational complexity
Cybernetics
Energy conservation
Lead compounds
Man machine systems
Matrix algebra
Clustering data
Compressive sensing
Data-gathering methods
Extensive simulations
Large-scale wireless sensor networks
Lifetime of networks
Measurement process
Sparse circulant matrices
Wireless sensor networks
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