1. Laboratory of Image Science and Technology, The School of Computer Science and Engineering, Southeast University, Nanjing, China
2. College of Computer and Information, Anhui Polytechnic University, Wuhu, China
3. CT RPA Department, United Imaging Healthcare Limited Company, Shanghai, China
4. School of Cyber Science and Engineering, Sichuan University, Chengdu, China
5. Jiangsu Provincial Joint International Research Laboratory of Medical Information Processing, Southeast University, Nanjing, China