Sparse localized facial motion dictionary learning for facial expression recognition.
Chan-Su LeeRama ChellappaPublished in: ICASSP (2014)
Keyphrases
- dictionary learning
- facial expression recognition
- facial expressions
- sparse representation
- sparse coding
- face recognition
- human computer interaction
- facial animation
- facial actions
- face images
- facial images
- human faces
- video sequences
- image classification
- facial features
- local binary pattern
- image representation
- machine learning
- signal processing
- feature space
- computer vision
- dimensionality reduction
- probabilistic model