An improved RIP-based performance guarantee for sparse signal reconstruction with noise via orthogonal matching pursuit.
Ling-Hua ChangJwo-Yuh WuPublished in: ISITA (2014)
Keyphrases
- signal reconstruction
- compressive sensing
- orthogonal matching pursuit
- signal recovery
- sparse representation
- image reconstruction
- compressed sensing
- random projections
- signal processing
- basis functions
- noise level
- image representation
- data sets
- noise model
- sparse approximation
- transform domain
- dimensionality reduction
- nearest neighbor
- knn
- high dimensional
- high quality