Keyphrases
- hybrid method
- ultrasound images
- speckle reduction
- multiscale
- speckle noise
- edge detection
- medical ultrasound
- laplacian pyramid
- anisotropic diffusion
- image processing
- contrast enhancement
- hybrid algorithm
- median filter
- scale space
- natural images
- wavelet transform
- image segmentation
- ultrasound imaging
- image fusion
- support vector machine
- edge preserving
- wavelet domain
- partial differential equations
- wavelet coefficients
- multiresolution
- single scale
- noisy images
- sar images
- edge detector
- additive noise
- noise reduction