Affiliation: | 1. Department of Statistics and Finance, University of Science and Technology of China, Hefei 230026, China;2. Department of Mathematics, Graduate School of Chinese Academy of Sciences, Beijing 100039, China;1. Department of Industrial and Manufacturing Systems Engineering, The University of Texas at Arlington, Arlington, TX 19017, USA;2. Department of Systems Engineering and Engineering Management, City University of Hong Kong, 83 Tat Chee Avenue, Kowloon, Hong Kong Special Administrative Region |