text: By using video imagery, the new emotion recognition software tracks the facial movements in either or real face or painted picture of Mona Lisa. By weighting the different units, the software can even identify mixed emotions, each expression is compared against a neutral face. In fact, Dr. Huang said that we humans perform the same impressive calculation everyday, like for instance, me going to one of my close friends and seeing them frowning I will assume that they're upset about something.