Nonlocal Means Filtering Based Speckle Removal Utilizing the Maximum a Posteriori Estimation and the Total Variation Image Prior.
Zhenhua ZhouEdmund Y. LamChul LeePublished in: IEEE Access (2019)
Keyphrases
- total variation
- image denoising
- denoising
- image restoration
- denoising algorithm
- blind deconvolution
- image deblurring
- denoising methods
- noisy images
- natural images
- partial differential equations
- image processing
- wavelet domain
- noise removal
- edge preserving
- noise reduction
- wavelet coefficients
- frequency domain
- markov random field
- multiresolution
- point spread function
- regularization parameter
- restored image
- gaussian noise
- motion blur
- spatial domain
- gray level
- graph cuts
- super resolution
- multiscale