using the techonology of emotionalnally expressions of students in a classrom is valuable because it identfies mona lisa's emotions how one picture can describe her self as calculating emotions. constructs a 3-D computer model of the face. all 44 major muscles in the model must move like human mules. movent one of one or more musles. movent of one or more musles is called an action untit in fact we humans preform this same impressive caluculation every day for instance you can prolly tell a friend is feeling simply by the look on her face of corce most of us would have trouble actully describing each facial trait that conveys happy wooried etc ..... i oberserved that artist such as da vicci studies human anatomy to help them paint facial musles precilely enough to convey specific emotions his new compuer sofftware stores simlar anatomical imformation as electronical code. the mona lisa demostrating is really intended to bring a smile to your face, while it shows just how much this computer can do. imagine a computer that knows when your happy or sad . by the way, did making a happy face in this experiment also mmake you feel slightly happy ? accoring to the facial feed back therory of emotion moving your facial muscles not only expresses emotions but also may even help produce them. whoever thought that amking faces could reveal so much about the science of emotions!