Image Decomposition via the Combination of Sparse Representations and a Variational Approach.
Jean-Luc StarckMichael EladDavid L. DonohoPublished in: IEEE Trans. Image Process. (2005)
Keyphrases
- image decomposition
- sparse representation
- dictionary learning
- multiscale
- sparse coding
- compressive sensing
- image classification
- image denoising
- face recognition
- regularized least squares
- negative matrix factorization
- compressed sensing
- random projections
- image segmentation
- joint optimization
- high dimensional data
- dimensionality reduction
- denoising
- image patches
- manifold learning
- image representation
- natural images
- signal processing
- sparse reconstruction
- piecewise smooth
- total variation
- energy functional
- image data
- image processing
- single image super resolution
- orthogonal matching pursuit