Spectral CT image restoration using average image induced nonlocal means filter.
Dong ZengJianhua MaHua ZhangZhaoying BianShanzhou NiuJing HuangWufan ChenPublished in: ISBI (2014)
Keyphrases
- image restoration
- nonlocal means
- restored image
- degraded images
- wiener filter
- image denoising
- denoising
- total variation
- denoising algorithm
- restoration algorithm
- restoration method
- noisy images
- denoising methods
- parameter selection
- edge preserving
- gaussian noise
- image deblurring
- image processing
- markov random field
- image data
- blurred images
- natural images
- super resolution
- point spread function
- regularization parameter
- input image
- multiscale
- motion blur
- partial differential equations
- prior information
- edge detection