Affiliation: | 1.College of Electronic and Electrical Engineering, Shanghai University of Engineering Science, Shanghai, 201620, China ;2.School of Statistics and Mathematics, Shanghai Lixin University of Accounting and Finance, Shanghai, 201620, China ;3.College of Information Sciences and Technology, Donghua University, Shanghai, 200051, China ;4.School of Finance, Nanjing Audit University, Jiangsu, 211815, China ; |