Jun 21, 2021 10:48 AM (GMT+8) · EqualOcean
Tianyancha app shows that recently, Beijing Qiyi Century Technology Co., Ltd. disclosed a patent of "a method, device and electronic device for extracting expression package from video", with the publication number of cn110321845b and the application date of July 2019. The patent abstract shows that this scheme can improve the efficiency of facial expression extraction in video.