Speckle noise reduction in SAS imagery.
Fabien ChaillanChristophe FraschiniPhilippe CourmontagnePublished in: Signal Process. (2007)
Keyphrases
- speckle noise
- ultrasound images
- sar images
- low contrast
- noise reduction
- synthetic aperture radar
- additive noise
- speckle reduction
- edge preserving
- filtering scheme
- denoising
- ultrasound imaging
- wavelet domain
- gray level
- computer vision
- anisotropic diffusion
- texture information
- image data
- image processing
- signal to noise ratio
- high frequency
- maximum likelihood
- medical images
- high resolution
- blood vessels
- semi automatic
- em algorithm
- speckle reducing anisotropic diffusion