Sparse Coding of Shape Trajectories for Facial Expression and Action Recognition.
Amor Ben TanfousHassen DriraBoulbaba Ben AmorPublished in: CoRR (2019)
Keyphrases
- action recognition
- facial expressions
- sparse coding
- bag of words
- facial expression recognition
- visual words
- dictionary learning
- sparse representation
- natural images
- image classification
- face recognition
- linear combination
- human actions
- video sequences
- human detection
- activity recognition
- facial features
- body parts
- computer vision
- image representation
- generative model
- face images
- image patches
- feature space
- moving objects
- human activities
- high dimensional
- image processing
- human motion
- high resolution
- human computer interaction
- human pose