Fusion of covariance matrices of PCA and FLD.
Devanur S. GuruM. G. SurajS. ManjunathPublished in: Pattern Recognit. Lett. (2011)
Keyphrases
- covariance matrices
- covariance matrix
- principal component analysis
- principal components
- dimensionality reduction
- face recognition
- multivariate normal
- discriminant analysis
- feature extraction
- feature space
- linear discriminant analysis
- gaussian mixture
- fisher linear discriminant
- maximum likelihood
- low dimensional
- face images
- lie group
- riemannian metric
- discriminant information
- sample size
- feature selection
- log euclidean
- feature vectors