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Efficient projected gradient methods for cardinality constrained optimization 期刊论文
SCIENCE CHINA-MATHEMATICS, 2019, 卷号: 62, 期号: 2, 页码: 245-268
作者:  Xu, Fengmin;  Dai, Yuhong;  Zhao, Zhihu;  Xu, Zongben
收藏  |  浏览/下载:173/0  |  提交时间:2019/04/02
sparse approximation  projected gradient method  global convergence  signal recovery  index tracking  
efficientprojectedgradientmethodsforcardinalityconstrainedoptimization 期刊论文
sciencechinamathematics, 2019, 卷号: 62, 期号: 2, 页码: 245
作者:  Xu Fengmin;  Dai Yuhong;  Zhao Zhihu;  Xu Zongben
收藏  |  浏览/下载:152/0  |  提交时间:2020/01/10
An adaptive Lagrangian algorithm for optimal portfolio deleveraging with cross-impact 期刊论文
JOURNAL OF SYSTEMS SCIENCE & COMPLEXITY, 2017, 卷号: 30, 期号: 5, 页码: 1121-1135
作者:  Xu, Fengmin;  Sun, Min;  Dai, Yuhong
收藏  |  浏览/下载:100/0  |  提交时间:2018/07/30
Adaptive Lagrangian algorithm  deleveraging  price cross-impact  
anadaptivelagrangianalgorithmforoptimalportfoliodeleveragingwithcrossimpact 期刊论文
journalofsystemsscienceandcomplexity, 2017, 卷号: 30, 期号: 5, 页码: 1121
作者:  Xu Fengmin;  Sun Min;  Dai Yuhong
收藏  |  浏览/下载:94/0  |  提交时间:2020/01/10
A framework of constraint preserving update schemes for optimization on Stiefel manifold 期刊论文
MATHEMATICAL PROGRAMMING, 2015, 卷号: 153, 期号: 2, 页码: 535-575
作者:  Jiang, Bo;  Dai, Yu-Hong
收藏  |  浏览/下载:115/0  |  提交时间:2018/07/30
Stiefel manifold  Orthogonality constraint  Sphere constraint  Range space  Null space  Barzilai-Borwein-like method  Feasible  Adaptive nonmonotone line search  Low-rank correlation matrix  Kohn-Sham total energy minimization  Heterogeneous quadratic functions  
IMPROVED PROJECTED GRADIENT ALGORITHMS FOR SINGLY LINEARLY CONSTRAINED QUADRATIC PROGRAMS SUBJECT TO LOWER AND UPPER BOUNDS 期刊论文
ASIA-PACIFIC JOURNAL OF OPERATIONAL RESEARCH, 2010, 卷号: 27, 期号: 1, 页码: 71-84
作者:  Fu, Yun-Shan;  Dai, Yu-Hong
收藏  |  浏览/下载:104/0  |  提交时间:2018/07/30
Monotone projected gradient algorithm  Support Vector Machine (SVM)  adaptive steepest descent step-size  Dai-Yuan step-size  projection subproblem  
On Nonmonotone Chambolle Gradient Projection Algorithms for Total Variation Image Restoration 期刊论文
JOURNAL OF MATHEMATICAL IMAGING AND VISION, 2009, 卷号: 35, 期号: 2, 页码: 143-154
作者:  Yu, Gaohang;  Qi, Liqun;  Dai, Yuhong
收藏  |  浏览/下载:83/0  |  提交时间:2018/07/30
Image restoration  Total variation  Gradient projection  Constrained optimization  
A Stochastic Approximation Frame Algorithm with Adaptive Directions 期刊论文
NUMERICAL MATHEMATICS-THEORY METHODS AND APPLICATIONS, 2008, 卷号: 1, 期号: 4, 页码: 460-474
作者:  Xu, Zi;  Dai, Yu-Hong
收藏  |  浏览/下载:81/0  |  提交时间:2018/07/30
Stochastic approximation  conjugate gradient  adaptive directions  
Gradient methods with adaptive step-sizes 期刊论文
COMPUTATIONAL OPTIMIZATION AND APPLICATIONS, 2006, 卷号: 35, 期号: 1, 页码: 69-86
作者:  Zhou, Bin;  Gao, Li;  Dai, Yu-Hong
收藏  |  浏览/下载:105/0  |  提交时间:2018/07/30
linear system  gradient method  adaptive step-size  Barzilai-Borwein method  superlinear behavior  trust-region approach  
New algorithms for singly linearly constrained quadratic programs subject to lower and upper bounds 期刊论文
MATHEMATICAL PROGRAMMING, 2006, 卷号: 106, 期号: 3, 页码: 403-421
作者:  Dai, YH;  Fletcher, R
收藏  |  浏览/下载:76/0  |  提交时间:2018/07/30