Convex composite wavelet frame and total variation-based image deblurring using nonconvex penalty functions.
Zhengwei ShenLishuang ChengPublished in: J. Electronic Imaging (2017)
Keyphrases
- image deblurring
- penalty functions
- total variation
- wavelet frame
- convex optimization
- objective function
- image restoration
- image denoising
- denoising
- support vector regression
- penalty function
- wavelet transform
- constrained optimization
- noisy images
- total variation regularization
- filter bank
- image processing
- estimation problems
- computer vision
- edge preserving
- support vector
- impulse noise
- multiscale
- regularization parameter
- digital image processing
- wavelet coefficients
- color images