1. School of Automation and Information Engineering, Sichuan University of Science and Engineering, Zigong, P.R. China.
2. Artificial Intelligence Key Laboratory of Sichuan Province, Sichuan University of Science and Engineering, Zigong, P.R. China.
3. Department of Neurology, Chengdu Second People's Hospital, Chengdu, P.R. China.
4. Department of Radiology, Affiliated Hangzhou First People's Hospital, Zhejiang University School of Medicine, Hangzhou, P.R. China.