Speckle noise reduction for ultrasonic images.
Chung-Chang WuChun-Jun HuangJung-Hua WangPublished in: SMC (2003)
Keyphrases
- speckle noise
- ultrasonic images
- ultrasound images
- sar images
- spectrum analysis
- low contrast
- noise reduction
- automated detection
- synthetic aperture radar
- additive noise
- speckle reduction
- edge preserving
- denoising
- anisotropic diffusion
- signal to noise ratio
- wavelet domain
- texture information
- gray level
- edge detection
- high frequency
- lung cancer
- blood vessels
- edge detector
- random variables