Patrick Lucey, Jeffrey F. Cohn, Simon Lucey, Sridha Sridharan, Kenneth M. Prkachin. Automatically detecting action units from faces of pain: Comparing shape and appearance features. In IEEE Conference on Computer Vision and Pattern Recognition, CVPR Workshops 2009, Miami, FL, 20-25 June, 2009. pages 12-18, IEEE, 2009. [doi]
Abstract is missing.