Four-directional fractional-order total variation regularization for image denoising.
Linna WuYingpin ChenJiaquan JinHongwei DuBensheng QiuPublished in: J. Electronic Imaging (2017)
Keyphrases
- total variation regularization
- image denoising
- denoising
- total variation
- natural images
- noisy images
- image processing
- partial differential equations
- image deblurring
- wavelet coefficients
- augmented lagrangian
- multiscale
- denoising algorithm
- wavelet transform
- object recognition
- convex optimization
- nonlinear diffusion
- computer vision