LPQ——TOP特征提取源码及其应用，能够很好提取动态的表情特征，可以用在表情识别以及姿态检测上。-LPQ- TOP feature extraction and its application source code, can be a good dynamic expression feature extraction, can be used on face recognition and gesture detection.

基于matlab的人脸表情识别，LBP+LPQ算法融合(Facial expression recognition based on MATLAB)