1. Ministry of Education, Laboratory of Image Science and Technology and the Key Laboratory of Computer Network and Information Integration, Southeast University, Nanjing, China
2. College of Computer Science and Technology, Nanjing University of Aeronautics and Astronautics, Nanjing, China
3. Ministry of Education, the Jiangsu Provincial Joint International Research Laboratory of Medical Information Processing, and the Centre de Recherche en Information Biomédicale Sino-Français (CRIBs), Laboratory of Image Science and Technology, the Key Laboratory of Computer Network and Information Integration, Southeast University, Nanjing, China
4. Jiangsu Provincial Joint International Research Laboratory of Medical Information Processing and the Centre de Recherche en Information Biomédicale Sino-Français (CRIBs), Southeast University, Nanjing, China
5. Department of Biomedical Engineering and the Department of Computer and Data Science, Case Western Reserve University, Cleveland, OH, USA