Sparse Representation of Astronomical Images
Laura Rebollo-NeiraJames BowleyPublished in: CoRR (2012)
Keyphrases
- sparse representation
- image classification
- test images
- piecewise smooth
- dictionary learning
- image data
- input image
- sparse coding
- face recognition
- image features
- ground truth
- three dimensional
- object recognition
- sparse reconstruction
- basis vectors
- image retrieval
- similarity measure
- image processing
- joint optimization
- compressive sensing
- image patches
- high dimensional data
- image matching
- object tracking
- image regions
- neural network
- image set
- reconstruction error
- random projections
- image representation
- natural images
- super resolution
- small number
- regularized least squares
- computer vision