Speckle Reduction of Reconstructions of Digital Holograms Using Gamma-Correction and Filtering.
Xiaohui HuangZhenhong JiaJunlin ZhouJie YangNikola K. KasabovPublished in: IEEE Access (2018)
Keyphrases
- speckle reduction
- gamma correction
- ultrasound images
- median filter
- image enhancement
- speckle noise
- anisotropic diffusion
- edge preserving
- medical ultrasound
- speckle reducing anisotropic diffusion
- gray scale
- structure preserving
- digital holography
- image processing
- low contrast
- three dimensional
- sar images
- noise reduction
- image reconstruction
- digital camera
- image analysis
- imaging devices
- laplacian pyramid
- multiscale
- image sequences