Keyphrases
- sparse representation
- image smoothing
- edge preserving
- image restoration
- noise reduction
- sparse coding
- anisotropic diffusion
- face recognition
- image classification
- image patches
- least squares
- compressive sensing
- signal processing
- dimensionality reduction
- nonlinear diffusion
- bilateral filter
- high dimensional data
- shift invariant
- image processing and computer vision
- maximum a posteriori
- partial differential equations
- regularized least squares
- multiscale
- image representation
- bilateral filtering
- noise removal
- pattern recognition
- multiresolution
- edge detection