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On greedy randomized coordinate descent methods for solving large linear least-squares problems 期刊论文
NUMERICAL LINEAR ALGEBRA WITH APPLICATIONS, 2019, 卷号: 26, 期号: 4, 页码: 15
作者:  Bai, Zhong-Zhi;  Wu, Wen-Ting
收藏  |  浏览/下载:166/0  |  提交时间:2020/01/10
convergence property  coordinate descent method  linear least-squares problem  randomized iteration  
ON GREEDY RANDOMIZED KACZMARZ METHOD FOR SOLVING LARGE SPARSE LINEAR SYSTEMS 期刊论文
SIAM JOURNAL ON SCIENTIFIC COMPUTING, 2018, 卷号: 40, 期号: 1, 页码: A592-A606
作者:  Bai, Zhong-Zhi;  Wu, Wen-Ting
收藏  |  浏览/下载:175/0  |  提交时间:2018/07/30
system of linear equations  Kaczmarz method  randomized iteration  convergence property  
Robustness properties of dimensionality reduction with Gaussian random matrices 期刊论文
SCIENCE CHINA-MATHEMATICS, 2017, 卷号: 60, 期号: 10, 页码: 1753-1778
作者:  Han, Bin;  Xu, ZhiQiang
收藏  |  浏览/下载:125/0  |  提交时间:2018/07/30
phase retrieval  finite frames  sparse approximation  restricted isometry property  Johnson-Lindenstrauss lemma  
robustnesspropertiesofdimensionalityreductionwithgaussianrandommatrices 期刊论文
sciencechinamathematics, 2017, 卷号: 60, 期号: 10, 页码: 1753
作者:  Han Bin;  Xu Zhiqiang
收藏  |  浏览/下载:110/0  |  提交时间:2020/01/10
Modified incomplete orthogonal factorization methods using Givens rotations 期刊论文
COMPUTING, 2009, 卷号: 86, 期号: 1, 页码: 53-69
作者:  Bai, Zhong-Zhi;  Yin, Jun-Feng
收藏  |  浏览/下载:115/0  |  提交时间:2018/07/30
Preconditioner  Givens rotation  Incomplete orthogonal factorization  Nonsymmetric matrix