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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
Authors:  Xu, Fengmin;  Dai, Yuhong;  Zhao, Zhihu;  Xu, Zongben
Favorite  |  View/Download:4/0  |  Submit date:2019/04/02
sparse approximation  projected gradient method  global convergence  signal recovery  index tracking  
Alternating projection method for a class of tensor equations 期刊论文
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2019, 卷号: 346, 页码: 490-504
Authors:  Li, Zhibao;  Dai, Yu-Hong;  Gao, Huan
Favorite  |  View/Download:6/0  |  Submit date:2019/01/11
Tensor-vector product  Tensor equation  Ellipsoid surface  Alternating projection method  Regularity  
On sparse beamformer design with reverberation 期刊论文
APPLIED MATHEMATICAL MODELLING, 2018, 卷号: 58, 页码: 98-110
Authors:  Li, Zhibao;  Yiu, Ma Fai Cedric;  Dai, Yu-Hong
Favorite  |  View/Download:3/0  |  Submit date:2018/07/30
Sparse beamformer design  Reverberation  Nonconvex optimization  Smoothing approximation  Smoothing BB-gradient method  
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
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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
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index tracking  out-of-sample performance  stratified sampling  stratified hybrid genetic algorithm  s-rar crossover  
AN AUGMENTED LAGRANGIAN TRUST REGION METHOD WITH A BI-OBJECT STRATEGY 期刊论文
JOURNAL OF COMPUTATIONAL MATHEMATICS, 2018, 卷号: 36, 期号: 3, 页码: 331-350
Authors:  Kou, Caixia;  Chen, Zhongwen;  Dai, Yu-Hong;  Han, Haifei
Favorite  |  View/Download:3/0  |  Submit date:2019/03/05
Nonlinear constrained optimization  Augmented Lagrangian function  Bi-object strategy  Global convergence  
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
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Enhanced indexation  Chance constraint  Mixed integer programming  Distributionally robust approach  
Generalized coefficient strengthening cuts for mixed integer programming 期刊论文
JOURNAL OF GLOBAL OPTIMIZATION, 2018, 卷号: 70, 期号: 1, 页码: 289-306
Authors:  Chen, Wei-Kun;  Chen, Liang;  Yang, Mu-Ming;  Dai, Yu-Hong
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Mixed integer programming  Cutting plane method  Separation algorithm  Coefficient strengthening  
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
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Adaptive Lagrangian algorithm  deleveraging  price cross-impact  
A new fully polynomial time approximation scheme for the interval subset sum problem 期刊论文
JOURNAL OF GLOBAL OPTIMIZATION, 2017, 卷号: 68, 期号: 4, 页码: 749-775
Authors:  Diao, Rui;  Liu, Ya-Feng;  Dai, Yu-Hong
Favorite  |  View/Download:3/0  |  Submit date:2018/07/30
Interval subset sum problem  Computational complexity  Solution structure  Fully polynomial time approximation scheme  Worst-case performance