Local intensity compensation using sparse representation.
Koji InoueHironobu SaitoYoshimitsu KurokiPublished in: ICPR (2012)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- face recognition
- compressive sensing
- image classification
- random projections
- joint optimization
- image patches
- high dimensional data
- sparse approximations
- reconstruction error
- dimensionality reduction
- basis vectors
- object tracking
- higher order
- regularized least squares
- compressed sensing
- image representation
- test images
- sparse reconstruction
- intensity images
- image features
- negative matrix factorization
- sparsity constraints
- feature extraction
- computer vision
- multiscale
- high dimensional
- small number
- image reconstruction