What's in a Smile? Initial Results of Multilevel Principal Components Analysis of Facial Shape and Image Texture.
Damian J. J. FarnellJennifer GallowayAlexei I. ZhurovStephen RichmondPertti PirttiniemiRaija LähdesmäkiPublished in: MIUA (2018)
Keyphrases
- principal components analysis
- image texture
- covariance matrix
- texture classification
- dimensionality reduction
- texture analysis
- principal components
- linear discriminant analysis
- texture features
- feature extraction
- statistical model
- support vector machine
- face recognition
- texture information
- principal component analysis
- facial expression recognition
- objective function