On Effective Stopping Time Selection for Visco-Plastic Nonlinear BV Diffusion Filters Used in Image Denoising.
G. NgwaIan A. FrigaardOtmar ScherzerPublished in: SIAM J. Appl. Math. (2003)
Keyphrases
- image denoising
- nonlinear diffusion
- denoising
- nonlinear filters
- noisy images
- wavelet based image denoising
- natural images
- bilateral filtering
- edge preservation
- partial differential equations
- image processing
- bilateral filter
- diffusion equation
- anisotropic diffusion
- denoising methods
- total variation
- wavelet domain
- structure tensor
- scale spaces
- noise removal
- image deblurring
- denoising algorithm
- spatially adaptive
- wavelet domain hidden markov tree
- edge detection
- augmented lagrangian
- image enhancement
- order statistics
- wiener filter
- wavelet coefficients
- median filter
- noise level
- noise reduction
- nonlocal means
- nl means