Affectiva’s basic program analyzes the face 20 times a second for 46 localized expressions of happiness, sadness, surprise, fear, anger, disgust and contempt, plus interest and confusion.

Practise your facial expressions in front of the mirror so you can see how you interpret different emotions. Do you overact? Is your puzzled face too similar to your surprised face?

2. "selfie expression" aka desktop webcam tracking - VRC+ allows you to move your head, hands, and have some basic face tracking w/ a webcam on desktop! its surprisingly effective & makes ...