Finally, the main idea of the frame-level approach is to merge emotion features in every frame using an aggregation function (min, max, std, etc.). It addresses the invariance of the number of video frames. Bargal et al. [29] used facial emotion recognition networks to extract facial fea...
Finally, the main idea of the frame-level approach is to merge emotion features in every frame using an aggregation function (min, max, std, etc.). It addresses the invariance of the number of video frames. Bargal et al. [29] used facial emotion recognition networks to extract facial fea...