Ultrasound Image Denoising Based on the Contourlet Transform and Anisotropic Diffusion.
Cao XuhuiLi LeiLi HuiBai PeiruiPublished in: ICIG (2013)
Keyphrases
- image denoising
- contourlet transform
- anisotropic diffusion
- partial differential equations
- denoising
- directional filter banks
- natural images
- ultrasound images
- bilateral filtering
- noise removal
- noisy images
- total variation
- edge preserving
- edge preservation
- edge detection
- image processing
- nonlinear diffusion
- wavelet coefficients
- wavelet domain
- mathematical morphology
- denoising algorithm
- denoising methods
- morphological operators
- higher order
- object recognition
- computational complexity
- signal processing
- feature extraction