Image Denoising Via Sparse and Redundant Representations Over Learned Dictionaries.
Michael EladMichal AharonPublished in: IEEE Trans. Image Process. (2006)
Keyphrases
- sparse and redundant representations
- image denoising
- denoising
- natural images
- noisy images
- total variation
- image processing
- partial differential equations
- signal and image processing
- denoising methods
- nonlocal means
- bilateral filtering
- denoising algorithm
- wavelet domain
- wavelet coefficients
- additive gaussian noise
- total variation regularization
- wavelet domain hidden markov tree
- image deblurring
- signal processing
- multiscale
- gaussian noise
- image inpainting
- higher order
- machine learning
- frequency domain
- undecimated wavelet transform