Edge Preserving Wavelet Speckle Filtering.
Fátima N. S. de MedeirosNelson D. A. MascarenhasRégis C. P. MarquesCassius M. LapranoPublished in: SSIAI (2002)
Keyphrases
- speckle reduction
- edge preserving
- speckle noise
- noise reduction
- ultrasound images
- anisotropic diffusion
- image restoration
- median filter
- bilateral filter
- least squares
- smoothing filter
- edge preserving smoothing
- noise removal
- edge detection
- partial differential equations
- sar images
- maximum a posteriori
- image enhancement
- wavelet coefficients
- nonlinear diffusion
- wavelet transform
- contrast enhancement
- high order
- bilateral filtering
- half quadratic