Weighted Feature Gaussian Kernel SVM for Emotion Recognition

Table 3

The number and average precision of correctly recognized facial expressions under two kernel functions.

Emotion	Test set	SVM	WF-SVM
Anger	32	24	28
Contempt	5	2	4
Disgust	46	40	42
Fear	12	9	11
Happiness	56	50	54
Sadness	15	10	12
Surprise	70	62	69
Average precision	—	83%	93%