兰州大学机构库

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Investigation on Taxi Trip Characteristics Based on Taxi GPS Trajectory 会议论文
Journal of Physics: Conference Series, Xi'an, China, May 21, 2020 - May 24, 2020
Authors:  Xu, Weiyan;  Huang, YM(黄玉梅)
Favorite  |    Submit date:2020/12/17
Taxicabs  Urban transportationAverage service time  Average speed  Flow direction  Gps trajectories  Rural-urban fringes  Spatiotemporal patterns  Traffic management  Transportation planning  
On m-step Hermitian and skew-Hermitian splitting preconditioning methods 会议论文
JOURNAL OF ENGINEERING MATHEMATICS, Dalian, PEOPLES R CHINA, OCT 20-24, 2012
Authors:  Huang, YM(黄玉梅);  Huang, YM (reprint author), Lanzhou Univ, Sch Math & Stat, Lanzhou 730000, Gansu, Peoples R China.
Favorite  |    Submit date:2016/07/28
HSS iteration method  m-step iteration  Matrix splitting  Polynomial preconditioner  
On decomposition-based block preconditioned iterative methods for half-quadratic image restoration 期刊论文
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2013, 卷号: 237, 期号: 1, 页码: 162-170
Authors:  Huang, YM(黄玉梅);  Lu, DY;  Huang, YM (reprint author), Lanzhou Univ, Sch Math & Stat, Lanzhou 730000, Peoples R China.
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Half-quadratic regularization  Image restoration  Newton method  Matrix decomposition  Preconditioner  PCG method  
A practical formula for computing optimal parameters in the HSS iteration methods 期刊论文
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2014, 卷号: 255, 页码: 142-149
Authors:  Huang, YM(黄玉梅);  Huang, YM (reprint author), Lanzhou Univ, Sch Math & Stat, Lanzhou 730000, Gansu, Peoples R China.
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The HSS iteration methods  Optimal parameter  Cubic equation  Matrix trace  
A lopsided scaled DTS preconditioning method for the discrete space-fractional diffusion equations 期刊论文
APPLIED MATHEMATICS LETTERS, 2022, 卷号: 131
Authors:  Tang, Shi-Ping;  Huang, YM(黄玉梅)
Favorite  |    Submit date:2022/07/01
Convergence of numerical methods  Diffusion  Eigenvalues and eigenfunctions  Iterative methods  Linear equations  Matrix algebra  Partial differential equations  Fractional diffusion equation  Lopsided matrix splitting iteration method  Matrix splittings  Preconditioners  Space-fractional diffusion equation  Space-fractional diffusions  Spectral distribution  Splitting iteration method  Splittings  Toeplitz  
A new image restoration method by Gaussian smoothing with L1 norm regularization 会议论文
2012 5th International Congress on Image and Signal Processing, Chongqing, 16-18 Oct. 2012
Authors:  Huang, YM(黄玉梅);  Guang-Fu Qu;  Zheng-Hong Wei
Favorite  |    Submit date:2020/08/31
Image restoration  Smoothing methods  PSNR  Kernel  Electronics packaging  Minimization  
A preconditioned conjugate gradient method for multiplicative half-quadratic image restoration 期刊论文
APPLIED MATHEMATICS AND COMPUTATION, 2013, 卷号: 219, 期号: 12, 页码: 6556-6564
Authors:  Huang, YM(黄玉梅);  Lu, DY;  Huang, YM (reprint author), Lanzhou Univ, Sch Math & Stat, Lanzhou 730000, Gansu, Peoples R China.
Adobe PDF(754Kb)  |  Favorite  |    Submit date:2015/12/16
Image restoration  The Newton method  PCG method  Half-quadratic regularization  Multiplicative form  
A lopsided scaled DTS preconditioning method for the discrete space-fractional diffusion equations 期刊论文
APPLIED MATHEMATICS LETTERS, 2022, 卷号: 131
Authors:  Tang, Shi-Ping;  Huang, YM(黄玉梅)
Favorite  |    Submit date:2022/11/09
Space-fractional diffusion equations  Lopsided matrix splitting iteration  methods  Preconditioner  Spectral distribution  
TWO-STEP APPROACH FOR THE RESTORATION OF IMAGES CORRUPTED BY MULTIPLICATIVE NOISE 期刊论文
SIAM JOURNAL ON SCIENTIFIC COMPUTING, 2013, 卷号: 35, 期号: 6, 页码: A2856-A2873
Authors:  Huang, YM(黄玉梅);  Lu, DY;  Zeng, TY;  Huang, YM (reprint author), Hong Kong Baptist Univ, Dept Math, Kowloon Tong, Hong Kong, Peoples R China.
Adobe PDF(2560Kb)  |  Favorite  |    Submit date:2015/12/16
Alternating Direction Method  Image Restoration  Deblurring  Multiplicative Noise  Variational Method  Total Variation  
Splitting-based block preconditioning methods for block two-by-two matrices of real square blocks 期刊论文
APPLIED MATHEMATICS AND COMPUTATION, 2014, 卷号: 243, 页码: 825-837
Authors:  Yan, HY;  Huang, YM(黄玉梅);  Huang, YM (reprint author), Lanzhou Univ, Sch Math & Stat, Lanzhou 730000, Peoples R China.
Adobe PDF(387Kb)  |  Favorite  |    Submit date:2015/12/16
Block two-by-two matrix  Splitting iteration method  Orthogonal matrix  Spectral property  Splitting-based preconditioner