Random Sampling of Sparse Trigonometric Polynomials, II. Orthogonal Matching Pursuit versus Basis Pursuit.
Stefan KunisHolger RauhutPublished in: Found. Comput. Math. (2008)
Keyphrases
- compressed sensing
- random sampling
- basis pursuit
- orthogonal matching pursuit
- random projections
- signal recovery
- compressive sensing
- image reconstruction
- active learning
- sample size
- hyperparameters
- sparse representation
- natural images
- signal processing
- image processing
- sliding window
- convex optimization
- fourier domain