Perceptually Valid Facial Expressions for Character-Based Applications

Table 6

Fuzzy rules for activating facial actions.

AU	Value for fuzzy labels NVH(1) to PVH(9)
Arousal	NVH	NH	NM	NL	Zero	PL	PM	PH	PVH
OpenCloseJaw	0	0	0	0	0	0	−30	−50	−60
CloseEyelidTop	0	0	0	0	0	0	0	25	30
CloseEyelidBottom	0	0	0	0	0	0	0	−20	−25
Valence	NVH	NH	NM	NL	Zero	PL	PM	PH	PVH
LowerRaiseBottomLip	50	40	30	15	0	0	0	0	0
StretchMouthCorner	−15	−10	−5	−5	0	30	40	50	60
LowerRaiseMouthCorner	−50	−50	−40	−20	0	20	40	50	50
CloseEyelidTop	−30	−25	−20	−5	0	−5	−20	−25	−30
CloseEyelidBottom	26	17	8	4	0	2	15	20	25
LowerRaiseEyebrow	−80	−70	−60	−30	0	15	25	35	45
Agency	NVH	NH	NM	NL	Zero	PL	PM	PH	PVH
OpenCloseJaw	−31	−20	0	0	0	0	0	0	0
StretchMouthCorner	−10	−10	−5	0	0	−5	−10	−15	−15
SqueezeEyebrow	0	0	0	0	0	35	50	90	90