Facial Expression Recognition Algorithm Based on Fusion of Transformed Multilevel Features and Improved Weighted Voting SVM

Table 4

Optimal weights based on the CK+ database.

Weight	Gabor	LBP	Joint geometric	Deep CNN
Angry	0.2449	0.2449	0.2503	0.2599
Disgust	0.2447	0.2468	0.2452	0.2633
Fear	0.2451	0.2451	0.2451	0.2647
Happy	0.2376	0.2503	0.2534	0.2587
Neutral	0.2536	0.2355	0.2569	0.2540
Sad	0.2520	0.2504	0.2432	0.2544
Surprise	0.2357	0.2516	0.2529	0.2598