1. Beijing Key Laboratory of Network System Architecture and Convergence, School of Artificial Intelligence, Beijing University of Posts and Telecommunications, Beijing, China
2. School of Artificial Intelligence, Beijing University of Posts and Telecommunications, Beijing, China
3. Image Processing Center, Beijing University of Aeronautics and Astronautics, Beijing, China
4. Department of Interventional Neuroradiology, Beijing Tiantan Hospital, Capital Medical University, Beijing, China