1. Beijing Engineering Research Center of Mixed Reality and Advanced Display, School of Optics and Photonics Beijing Institute of Technology Beijing 100081 China
2. School of Computer Science & Technology Beijing Institute of Technology Beijing 100081 China
3. AICFVE of Beijing Film AcademyBeijing 100088 China
4. Department of Interventional Ultrasonics General Hospital of Chinese PLA Beijing 100853 China