CSpace

Browse/Search Results:  1-10 of 13 Help

Selected(0)Clear Items/Page:    Sort:
New insights and augmented Lagrangian algorithm for optimal portfolio liquidation with market impact 期刊论文
INTERNATIONAL TRANSACTIONS IN OPERATIONAL RESEARCH, 2022, 页码: 25
Authors:  Xu, Fengmin;  Li, Xuepeng;  Dai, Yu-Hong;  Wang, Meihua
Favorite  |  View/Download:28/0  |  Submit date:2023/02/07
augmented Lagrangian algorithm  equity and liability  optimal portfolio liquidation  price impact  
A PRIMAL-DUAL ALGORITHM FOR UNFOLDING NEUTRON ENERGY SPECTRUM FROM MULTIPLE ACTIVATION FOILS 期刊论文
JOURNAL OF INDUSTRIAL AND MANAGEMENT OPTIMIZATION, 2021, 卷号: 17, 期号: 5, 页码: 2367-2387
Authors:  Dai, Yu-Hong;  Wang, Zhouhong;  Xu, Fengmin
Favorite  |  View/Download:71/0  |  Submit date:2022/04/02
Boltzmann's entropy  ill-condition  interior point algorithm  analytic center  neutron spectrum unfolding  numerical stability  
On some extended mixed integer optimization models of the Eisenberg-Noe model in systemic risk management 期刊论文
INTERNATIONAL TRANSACTIONS IN OPERATIONAL RESEARCH, 2021, 页码: 24
Authors:  Dong, Zhi-Long;  Peng, Jiming;  Xu, Fengmin;  Dai, Yu-Hong
Favorite  |  View/Download:105/0  |  Submit date:2021/04/26
financial network  systemic risk  mixed integer programming  coefficient strengthening  sequential linear optimization  
Fast algorithms for sparse portfolio selection considering industries and investment styles 期刊论文
JOURNAL OF GLOBAL OPTIMIZATION, 2020, 页码: 27
Authors:  Dong, Zhi-Long;  Xu, Fengmin;  Dai, Yu-Hong
Favorite  |  View/Download:106/0  |  Submit date:2020/06/30
Portfolio selection  Industry classification  Style investment  ADMM  Sparse optimization  
Preface: special issue of MOA 2018 期刊论文
JOURNAL OF GLOBAL OPTIMIZATION, 2020, 页码: 3
Authors:  Liu, Ya-Feng;  Xu, Fengmin;  Fan, Neng;  Peng, Jiming
Favorite  |  View/Download:87/0  |  Submit date:2020/05/24
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:132/0  |  Submit date:2019/04/02
sparse approximation  projected gradient method  global convergence  signal recovery  index tracking  
A ROBUST INTERIOR POINT METHOD FOR COMPUTING THE ANALYTIC CENTER OF AN ILL-CONDITIONED POLYTOPE WITH ERRORS 期刊论文
JOURNAL OF COMPUTATIONAL MATHEMATICS, 2019, 卷号: 37, 期号: 6, 页码: 843-865
Authors:  Wang, Zhouhong;  Dai, Yuhong;  Xu, Fengmin
Favorite  |  View/Download:115/0  |  Submit date:2020/05/24
Analytic center  Ill-conditioning  Unboundedness  Primal-dual interior point algorithm  Convergence  Polynomial complexity  
efficientprojectedgradientmethodsforcardinalityconstrainedoptimization 期刊论文
sciencechinamathematics, 2019, 卷号: 62, 期号: 2, 页码: 245
Authors:  Xu Fengmin;  Dai Yuhong;  Zhao Zhihu;  Xu Zongben
Favorite  |  View/Download:109/0  |  Submit date:2020/01/10
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:117/0  |  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:100/0  |  Submit date:2018/07/30
Enhanced indexation  Chance constraint  Mixed integer programming  Distributionally robust approach