Table 1. The 19 action units of the coding scheme and the definition of the cry-face and laughter-face gestalts based on this scheme indicated by tickmarks.
The 19 action units | Cry – face gestalt | Laughter face gestalt |
1. Inner Brow Raise (AU1) | <$>\raster="rg1"<$> | |
2. Outer Brow Raise (AU2) | ||
3. Brow Lowerer (AU4) | <$>\raster="rg1"<$> | <$>\raster="rg1"<$> |
4. Cheek Raiser (AU 6) | <$>\raster="rg1"<$> | <$>\raster="rg1"<$> |
5. Nose Wrinkle(AU9) | <$>\raster="rg1"<$> | <$>\raster="rg1"<$> |
6. Upper Lip Raiser (AU 10) | ||
7. Nasolabial Crease (AU11) | <$>\raster="rg1"<$> | <$>\raster="rg1"<$> |
8. Lip Pull (Au12) | <$>\raster="rg1"<$> | |
9. Dimpler (AU14) | ||
10. Lip Corner Depressor (AU15) | ||
11. Lower Lip Depressor (AU 16) | <$>\raster="rg1"<$> | |
12. Chin Raiser (AU17) | ||
13. Lip Pucker (AU 18) | ||
14. Tongue Show (AU19) | <$>\raster="rg1"<$> | |
15. Lip Stretch (AU20) | ||
16. Lip Presser (AU 24) | ||
17. Lip parting (AU25) | <$>\raster="rg1"<$> | <$>\raster="rg1"<$> |
18. Mouth Stretch (AU27) | <$>\raster="rg1"<$> | <$>\raster="rg1"<$> |
19. Lip Suck (AU28). |
Note: For both cry-face and laughter gestalts, either AU25 orAU27 can occur, but not both together.