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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:55/0  |  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:59/0  |  Submit date:2020/06/30
Portfolio selection  Industry classification  Style investment  ADMM  Sparse optimization  
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:90/0  |  Submit date:2019/04/02
sparse approximation  projected gradient method  global convergence  signal recovery  index tracking  
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:76/0  |  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:67/0  |  Submit date:2018/07/30
Enhanced indexation  Chance constraint  Mixed integer programming  Distributionally robust approach