1. Department of Automation Science and Electrical Engineering, Beihang University, Beijing, China
2. School of Engineering Medicine, Beihang University, Beijing, China
3. Beijing Aerospace Measurement & Control Technology Co. Ltd, Beijing, China
4. Institute of Medical Technology, Peking University Health Science Center, Peking University, Beijing, China
5. Gansu Provincial Key Laboratory of Wearable Computing, School of Information Science and Engineering, Lanzhou University, Lanzhou, Gansu, China
6. Beijing Advanced Innovation Center for Big Data and Brain Computing, Department of Automation Science and Electrical Engineering, Beihang University, Beijing, China