FACIAL EXPRESSION RECOGNITION Techniques, Database & Classifiers
Rupinder Saini, Narinder Rana · 2014
Facial Expression Recognition (FER) is really a speedily growing and an ever green research field in the region of Computer Vision, Artificial Intelligent and Automation. There are various application programs which use Facial Expression to evaluate human character, feelings, judgment, and viewpoint. Recognizing Human Facial Expression is not just an easy and straightforward task due to sveral circumstances like illumination, facial occlusions, face shape/color etc. In this paper, we present some method/techniques such as Eigen face approach, principal component analysis (PCA), Gabor wavelet, principal component analysis with singular value decomposition etc which will directly or/and indirectly used to recognize human expression in several situations.