Blind compressive sensing using block sparsity and nonlocal low-rank priors.
Lei FengHuaijiang SunQuan-Sen SunGuiyu XiaPublished in: J. Vis. Commun. Image Represent. (2017)
Keyphrases
- low rank
- compressive sensing
- compressive sampling
- sparse representation
- group sparsity
- high dimensional data
- trace norm
- group lasso
- structured sparsity
- linear combination
- missing data
- matrix factorization
- random projections
- singular value decomposition
- convex optimization
- signal processing
- matrix completion
- orthogonal matching pursuit
- high order
- dimensionality reduction
- dictionary learning
- semi supervised
- compressed sensing
- sparse coding
- high dimensional
- image representation
- image denoising
- regularized regression
- denoising
- original data
- image reconstruction
- image restoration
- multiscale
- sparse approximation
- least squares
- motion estimation
- data points
- face recognition