Penalized L1 minimization for reconstruction of time-varying sparse signals.
Wei ChenMiguel R. D. RodriguesIan J. WassellPublished in: ICASSP (2011)
Keyphrases
- signal reconstruction
- compressive sensing
- compressed sensing
- image reconstruction
- basis functions
- signal processing
- sparse signal representation
- random projections
- maximum likelihood
- least squares
- joint optimization
- loss function
- sparse representation
- reconstruction method
- binary matrices
- dense correspondences
- orthogonal matching pursuit
- objective function
- sparsity constraints
- reconstruction error
- band limited
- tomographic reconstruction
- sparse coding
- image representation
- bit rate
- natural images
- multiresolution