Visual Object Categorization via Sparse Representation.
Huanzhang FuChao ZhuEmmanuel DellandréaCharles-Edmond BichotLiming ChenPublished in: ICIG (2009)
Keyphrases
- sparse representation
- visual object categorization
- dictionary learning
- image classification
- sparse coding
- face recognition
- object tracking
- dimensionality reduction
- piecewise smooth
- compressed sensing
- image patches
- reconstruction error
- compressive sensing
- sparse approximations
- signal processing
- image representation
- regularized least squares
- basis vectors
- sparse reconstruction
- data sets
- test images
- random projections
- negative matrix factorization
- database
- sparsity constraints
- sparse coefficients
- high dimensional data
- joint optimization
- sparse learning
- neural network
- intrinsic image decomposition
- image processing