From: Non-frontal facial expression recognition based on salient facial patches
Head pose | Salient facial patches | Number of patches |
---|---|---|
90° | P1, P2, P3, P7, P8, P9, P10, P14, P16, P17, P18, P20 | 12 |
45° | P1, P2, P3, P7, P8, P9, P10, P14, P16, P17, P18, P20 | 12 |
0° | P1–P20 | 20 |
− 45° | P4, P5, P6, P10, P11, P12, P13, P15, P16, P17, P19, P20 | 12 |
− 90° | P4, P5, P6, P10, P11, P12, P13, P15, P16, P17, P19, P20 | 12 |