Feature Extraction through Cross-Phase Congruency for Facial Expression Analysis.
Ioan BuciuIoan NafornitaPublished in: Int. J. Pattern Recognit. Artif. Intell. (2009)
Keyphrases
- facial expression analysis
- phase congruency
- feature extraction
- facial expression recognition
- feature detection
- facial expressions
- infrared images
- image structure
- emotion recognition
- face recognition
- preprocessing
- orientation estimation
- feature maps
- gray value
- local binary pattern
- face images
- image classification
- texture analysis
- image processing
- feature selection
- feature space
- feature vectors
- infrared
- facial feature points
- facial actions
- principal component analysis
- texture classification
- human faces
- scale space
- gabor wavelets
- multiresolution
- image analysis
- gabor filters
- human computer interaction
- facial features
- gray level
- detection method