[1] MOE-LCSM, School of Mathematics and Statistics, Hunan Normal University, Changsha,410081, China
[2] Key Laboratory of Applied Statistics and Data Science, Hunan Normal University, College of Hunan Province, Changsha,410081, China
[3] School of Statistics and Mathematics, Yunnan University of Finance and Economics, Kunming,650221, China
[4] School of Economics, Dongbei University of Finance and Economics, Dalian,116025, China
[5] Interdisciplinary Research Institute of data science, Shanghai Lixin University of Accounting and Finance, Shanghai,201209, China