A key concept developed by Paul Ekman is the concept of ‘microexpressions’, fleeting expressions that are flashed across your face involuntarily for about 1/5 of a second.
The application I used to generate the faces is called FACEGEN. (See the “Facial Action Coding System: Megan Fox Edition for the specific action units mentioned here) I’ve generated a set of CGI faces with various facial expressions on them and have included some explanations about the facial action units in use. khappucino Based on the research of Paul Ekman, Charles Darwin, and Duchenne de Balogne.
Facial Action Coding System Inspired Tutorial.
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