Speckle noise reduction in medical ultrasound image using monogenic wavelet and Laplace mixture distribution.
Shan GaiBoyu ZhangCihui YangLei YuPublished in: Digit. Signal Process. (2018)
Keyphrases
- ultrasound images
- speckle noise
- speckle reduction
- denoising
- wavelet domain
- low contrast
- noise reduction
- sar images
- medical ultrasound
- ultrasound imaging
- wavelet coefficients
- additive noise
- edge preserving
- anisotropic diffusion
- filtering scheme
- multiscale
- speckle reducing anisotropic diffusion
- wavelet transform
- image denoising
- synthetic aperture radar
- texture information
- gray level
- natural images
- edge detection
- high frequency
- multiresolution
- noisy images
- fully automatic
- image reconstruction
- image segmentation
- image processing