| Feature | Top1-acc |
| Facial Appearance | 58% |
| Head Pose + Facial Appearance | 59% |
| Eye Gaze + Facial Appearance | 58.3% |
| AU45 + Facial Appearance | 58.5% |
| Head Pose + Eye Gaze + Facial Appearance | 60.3% |
| Head Pose + Eye Gaze + AU45 + Facial Appearance | 61.4% |