Some features of WorldCat will not be available. Though muscle activation is not part of FACS, the main muscles involved in the facial expression have been added here for the benefit of the reader. You may send this item to up to five recipients. Check out what Facial Action Units look like! The integrated solution for the recognition and analysis of spatial behavior. Facial Action Coding System: Jaw drop Contributes to the emotions surprise and fear.
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Facial action coding system : [an eBook for PDF Readers]