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An active set Newton-CG method for l(1) optimization 期刊论文
APPLIED AND COMPUTATIONAL HARMONIC ANALYSIS, 2021, 卷号: 50, 页码: 303-325
Authors:  Cheng, Wanyou;  Dai, Yu-Hong
Favorite  |  View/Download:30/0  |  Submit date:2021/01/14
l(1) optimization  Shrinkage operator  Barzilai-Borwein method  Newton-CG method  
A penalty-free method with superlinear convergence for equality constrained optimization 期刊论文
COMPUTATIONAL OPTIMIZATION AND APPLICATIONS, 2020, 卷号: 76, 期号: 3, 页码: 801-833
Authors:  Chen, Zhongwen;  Dai, Yu-Hong;  Liu, Jiangyan
Favorite  |  View/Download:21/0  |  Submit date:2020/09/23
Equality constrained optimization  Trust region method  Penalty-free method  Global convergence  Superlinear convergence  
GRADIENT-BASED METHOD WITH ACTIVE SET STRATEGY FOR l(1) OPTIMIZATION 期刊论文
MATHEMATICS OF COMPUTATION, 2018, 卷号: 87, 期号: 311, 页码: 1283-1305
Authors:  Cheng, Wanyou;  Dai, Yu-Hong
Favorite  |  View/Download:24/0  |  Submit date:2018/07/30
l(1) minimization  compressive sensing  active set  Barzilai-Borwein method  
An index tracking model with stratified sampling and optimal allocation 期刊论文
APPLIED STOCHASTIC MODELS IN BUSINESS AND INDUSTRY, 2018, 卷号: 34, 期号: 2, 页码: 144-157
Authors:  Wang, Meihua;  Xu, Fengmin;  Dai, Yu-Hong
Favorite  |  View/Download:28/0  |  Submit date:2018/07/30
index tracking  out-of-sample performance  stratified sampling  stratified hybrid genetic algorithm  s-rar crossover  
A sparse enhanced indexation model with chance and cardinality constraints 期刊论文
JOURNAL OF GLOBAL OPTIMIZATION, 2018, 卷号: 70, 期号: 1, 页码: 5-25
Authors:  Xu, Fengmin;  Wang, Meihua;  Dai, Yu-Hong;  Xu, Dachuan
Favorite  |  View/Download:26/0  |  Submit date:2018/07/30
Enhanced indexation  Chance constraint  Mixed integer programming  Distributionally robust approach  
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
Authors:  Xu, Fengmin;  Sun, Min;  Dai, Yuhong
Favorite  |  View/Download:13/0  |  Submit date:2018/07/30
Adaptive Lagrangian algorithm  deleveraging  price cross-impact  
A SEQUENTIAL UPDATING SCHEME OF THE LAGRANGE MULTIPLIER FOR SEPARABLE CONVEX PROGRAMMING 期刊论文
MATHEMATICS OF COMPUTATION, 2017, 卷号: 86, 期号: 303, 页码: 315-343
Authors:  Dai, Yu-Hong;  Han, Deren;  Yuan, Xiaoming;  Zhang, Wenxing
Favorite  |  View/Download:18/0  |  Submit date:2018/07/30
Convex programming  augmented Lagrangian method  splitting method  method of multipliers  image processing  
A smoothing SQP framework for a class of composite minimization over polyhedron 期刊论文
MATHEMATICAL PROGRAMMING, 2016, 卷号: 158, 期号: 1-2, 页码: 467-500
Authors:  Liu, Ya-Feng;  Ma, Shiqian;  Dai, Yu-Hong;  Zhang, Shuzhong
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Composite L-q minimization  epsilon-KKT point  Nonsmooth nonconvex non-Lipschitzian optimization  Optimality condition  Smoothing approximation  Worst-case iteration complexity  
A line search exact penalty method with bi-object strategy for nonlinear constrained optimization 期刊论文
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2016, 卷号: 300, 页码: 245-258
Authors:  Chen, Zhongwen;  Dai, Yu-Hong
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Nonlinear constrained optimization  Exact penalty methods  Bi-object strategy  Global convergence  
Fiber Orientation Distribution Estimation Using a Peaceman-Rachford Splitting Method 期刊论文
SIAM JOURNAL ON IMAGING SCIENCES, 2016, 卷号: 9, 期号: 2, 页码: 573-604
Authors:  Chen, Yannan;  Dai, Yu-Hong;  Han, Deren
Favorite  |  View/Download:13/0  |  Submit date:2018/07/30
fiber orientation distribution  magnetic resonance imaging  Peaceman-Rachford splitting method  positive semidefinite tensor  semidefinite programming  sum of squares polynomial