Facial Expression Spotting Based on Optical Flow Features.
Jun YuZhongpeng CaiZepeng LiuGuochen XiePeng HePublished in: ACM Multimedia (2022)
Keyphrases
- facial expressions
- expression classification
- optical flow
- facial expression recognition
- human faces
- expression recognition
- face images
- facial features
- low level
- recognition of facial expressions
- feature set
- feature extraction
- facial images
- feature detection
- video sequences
- frontal view
- facial expression analysis
- object detection
- feature vectors
- gabor filters
- feature descriptors
- feature space
- facial feature points
- facial action units
- image sequences