Improving Sparse Representation-Based Classification Using Local Principal Component Analysis.
Chelsea WeaverNaoki SaitoPublished in: CoRR (2016)
Keyphrases
- principal component analysis
- face recognition
- sparse representation based classification
- principal components
- dimension reduction
- face images
- dimensionality reduction
- low dimensional
- independent component analysis
- feature space
- covariance matrix
- multiscale
- training set
- feature extraction
- data sets
- sparse representation
- nearest neighbor
- linear discriminant analysis
- image sequences
- sparse coding
- computer vision
- neural network