Surveillance Video Portrait Recognition Preprocessing Technology for Police Actual Combat
Yao Chen, Ao Chen, Zhiwei Jiang, Jianfu Zhong · Open Journal of Applied Sciences · 2019
With the continuous development of technology, face recognition technology has played an important role in police work. In order to get a clear face image, image preprocessing technology is needed. This paper mainly proposes illumination compensation technology and reconstruction technology based on symmetry.