Stable recovery of sparse overcomplete representations in the presence of noise.
David L. DonohoMichael EladVladimir N. TemlyakovPublished in: IEEE Trans. Inf. Theory (2006)
Keyphrases
- sparse representation
- sparse coding
- random noise
- image noise
- high dimensional
- compressive sensing
- signal to noise ratio
- noise model
- dictionary learning
- natural images
- linear combination
- noise level
- missing data
- noisy data
- additive noise
- noise reduction
- image recovery
- recovery algorithm
- noisy images
- gaussian noise
- decision trees
- unsupervised learning
- noisy environments
- noise free
- compressed sensing
- image classification
- color images
- feature space