1.
Kung SH, Zohdy MA, Bouchaffra D. 3D HMM-based Facial Expression Recognition using Histogram of Oriented Optical Flow. TECS [Internet]. 2016Jan.3 [cited 2024Nov.23];3(6):42. Available from: https://journals.scholarpublishing.org/index.php/TMLAI/article/view/1661