A facial expression analysis method and system. The method comprises: obtaining a facial expression video clip to be analyzed, and obtaining a picture stream in the facial expression video clip; determining, according to a facial expression index of each frame of picture in the picture stream, a facial expression spectrogram corresponding to the picture stream; determining, according to the facial expression spectrogram, a reference line corresponding to the face in a natural state, and determining, on the basis of the reference line, a natural emotion area of the face in the natural state; and by taking the natural emotion area as a reference, dividing the facial expression spectrogram into a plurality of emotion areas corresponding to different expressions. Also provided are a facial expression-based satisfaction analysis method and system.
FACIAL EXPRESSION ANALYSIS METHOD AND SYSTEM, AND FACIAL EXPRESSION-BASED SATISFACTION ANALYSIS METHOD AND SYSTEM