Improved DCT-Based Nonlocal Means Filter for MR Images Denoising.
Jinrong HuYi-Fei PuXi WuYi ZhangJiliu ZhouPublished in: Comput. Math. Methods Medicine (2012)
Keyphrases
- nonlocal means
- mr images
- denoising
- image denoising
- denoising algorithm
- magnetic resonance
- denoising methods
- video denoising
- medical images
- natural images
- parameter selection
- noisy images
- total variation
- image processing
- wavelet domain
- image data
- kalman filtering
- noise removal
- frequency domain
- transform domain
- image compression
- nl means
- noise model
- gaussian noise
- wavelet packet
- partial differential equations