Lips geometric feature extraction; width and height.
Lip movements recognition towards an automatic lip reading system
IJGI, Free Full-Text
Graphical model decomposition. (a) Decomposed graphical model for part
Local Corner and Motion Key Point Trajectory Extraction for Facial
Extraction of contour-based lip motion features: (a) The six key
PDF) Discriminative Analysis of Lip Motion Features for Speaker Identification and Speech-Reading
Lip contour extraction from color images using a deformable model
PDF] Human Lips-Contour Recognition and Tracing