Average Performance of Orthogonal Matching Pursuit (OMP) for Sparse Approximation.
Karin SchnassPublished in: IEEE Signal Process. Lett. (2018)
Keyphrases
- orthogonal matching pursuit
- sparse approximation
- linear combination
- compressed sensing
- sparse representation
- noise model
- transform domain
- gaussian process
- sparse coding
- convex relaxation
- feature selection
- greedy algorithm
- compressive sensing
- marginal likelihood
- spatial domain
- convex optimization
- ls svm
- image reconstruction
- cross validation
- unsupervised learning