Iterative Sparsification-Projection: Fast and Robust Sparse Signal Approximation.
Mostafa SadeghiMassoud Babaie-ZadehPublished in: IEEE Trans. Signal Process. (2016)
Keyphrases
- compressive sensing
- sparse representation
- signal recovery
- signal processing
- non stationary
- orthogonal matching pursuit
- high dimensional
- frequency domain
- real time face tracking
- linear transform
- low rank representation
- tikhonov regularization
- rank minimization
- sparse approximation
- approximation error
- noisy environments
- sparse data
- convex sets
- approximation algorithms
- closed form
- computationally efficient
- least squares