Noise Redistribution and 3D Shearlet Filtering for Speckle Reduction in Optical Coherence Tomography.
Yan HuJianlong YangJun ChengJiang LiuPublished in: ISBI (2020)
Keyphrases
- speckle reduction
- median filter
- optical coherence tomography
- speckle noise
- speckle reducing anisotropic diffusion
- ultrasound images
- low contrast
- noise reduction
- imaging modalities
- additive noise
- sar images
- oct images
- anisotropic diffusion
- multiplicative noise
- image enhancement
- edge preserving
- retinal images
- noise level
- denoising
- spatial domain
- total variation
- multiresolution
- natural images
- cross sections
- texture information
- signal to noise ratio
- pixel values