Out-of-Sample Embedding by Sparse Representation.
Bogdan RaducanuFadi DornaikaPublished in: SSPR/SPR (2012)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- face recognition
- image classification
- compressed sensing
- random projections
- dimensionality reduction
- signal processing
- image patches
- compressive sensing
- negative matrix factorization
- reconstruction error
- subspace learning
- graph embedding
- regularized least squares
- joint optimization
- object tracking
- image representation
- piecewise smooth
- sparse approximations
- test images
- manifold learning
- computer vision
- sparse reconstruction
- data sets
- generative model
- feature space
- training data
- image processing
- neural network