Efficient adaptive compressive sensing using sparse hierarchical learned dictionaries.
Akshay SoniJarvis D. HauptPublished in: ACSCC (2011)
Keyphrases
- compressive sensing
- sparse representation
- random projections
- learned dictionary
- compressive sampling
- image recovery
- signal reconstruction
- dictionary learning
- structured sparsity
- sparse coding
- signal processing
- image representation
- face recognition
- multiscale
- distributed source coding
- feature vectors
- high dimensional
- compressed sensing
- orthogonal matching pursuit