Facial Expression Recognition via Sparse Representation.
Ruicong ZhiQiuqi RuanZhifei WangPublished in: IEICE Trans. Inf. Syst. (2012)
Keyphrases
- facial expression recognition
- sparse representation
- face recognition
- facial expressions
- dictionary learning
- human computer interaction
- sparse coding
- expression recognition
- local binary pattern
- image classification
- compressive sensing
- facial images
- expression classification
- human faces
- image patches
- image representation
- gabor features
- feature extraction
- signal processing
- face images
- facial features
- high dimensional data
- dimensionality reduction
- principal component analysis
- pattern recognition
- face detection
- machine learning
- image processing
- feature selection
- object tracking
- active appearance models
- high quality
- illumination variations
- similarity measure
- decision trees