1. Department of Statistics and the Collaborative Innovation Center of Statistical Data Engineering, Technology and Application, Zhejiang Gongshang University, Hangzhou, China
2. Department of Statistics, Zhejiang Gongshang University, Hangzhou, China
3. College of Business, Shaoxing University, Shaoxing, China
4. School of Data Science and Artificial Intelligence, Wenzhou University of Technology, Wenzhou, China