A spatial-temporal framework based on histogram of gradients and optical flow for facial expression recognition in video sequences.
Xijian FanTardi TjahjadiPublished in: Pattern Recognit. (2015)
Keyphrases
- spatial temporal
- facial expression recognition
- facial expressions
- optical flow
- video sequences
- image sequences
- human computer interaction
- temporal information
- video shots
- motion estimation
- spatio temporal
- three dimensional
- camera motion
- visual tracking
- moving objects
- expression recognition
- recognition of facial expressions
- human faces
- gray level