1. National Key Laboratory of Human-Machine Hybrid Augmented Intelligence, the National Engineering Research Center for Visual Information and Applications, and the Institute of Artificial Intelligence and Robotics, Xi’an Jiaotong University, Xi’an, China
2. School of Computer Science and Technology, Xi’an Jiaotong University, Xi’an, China
3. Department of Automation, BNRist, Tsinghua University, Beijing, China