Image denoising via correlation-based sparse representation.
Gulsher BalochHüseyin ÖzkaramanliPublished in: Signal Image Video Process. (2017)
Keyphrases
- sparse representation
- image denoising
- denoising
- dictionary learning
- natural images
- noisy images
- sparse coding
- partial differential equations
- total variation
- image processing
- face recognition
- wavelet coefficients
- image patches
- image classification
- compressive sensing
- signal processing
- wavelet domain
- image representation
- test images
- multiscale
- piecewise smooth
- dimensionality reduction
- high dimensional data
- wavelet transform
- high dimensional
- object recognition
- convex optimization