text: This system has some questions that people thikn, howcan a computer recognize subtle facial movements we humans use to express how we feel? Dr. Haung said that the procces begins when the computer structs a 3-D computer model of the face; all 44 major muscles in the model must move like human muscles. Dr. Eckman has classified six basic emotions- happiness, surprise, anger, disgust, fear, and sadness - and then assosiated each with characteristic movements of the facial muscles. "The facial expressions for each emotion are universal" observes Dr. Haung.