Keyphrases
- orthogonal matching pursuit
- compressive sensing
- spectrum sensing
- compressive sampling
- cognitive radio networks
- cognitive radio
- sparse representation
- random projections
- compressed sensing
- transform domain
- image representation
- signal processing
- wireless communication
- sparse approximation
- random sampling
- user centric
- feature selection
- greedy algorithm
- dimension reduction
- image reconstruction
- linear combination
- end to end
- wireless networks