Table 8 Performance of proposed approach among different datasets (CK+ 6 expressions, CK+ 7 expressions, RFD 7 expressions, RFD 8 expressions)
From: Facial expression recognition and histograms of oriented gradients: a comprehensive study
| Pecision | Recall | Accuracy | F-score | |
|---|---|---|---|---|
| CK+ 6 | 95.8 | 95.9 | 98.8 | 95.8 |
| CK+ 7 | 94.3 | 94.1 | 98.5 | 94.1 |
| RFD 7 | 94.9 | 94.9 | 98.5 | 94.8 |
| RFD 8 | 93.0 | 92.9 | 98.2 | 92.9 |