Speckle Noise MAP Filtering Based on Local Adaptive Neighborhood Statistics.
Fátima N. S. de MedeirosNelson D. A. MascarenhasLuciano da Fontoura CostaPublished in: SIBGRAPI (1999)
Keyphrases
- speckle noise
- adaptive neighborhood
- ultrasound images
- speckle reduction
- filtering scheme
- speckle reducing anisotropic diffusion
- mathematical morphology
- low contrast
- sar images
- noise reduction
- image restoration
- additive noise
- edge preserving
- synthetic aperture radar
- anisotropic diffusion
- median filter
- denoising
- medical ultrasound
- maximum a posteriori
- gray level
- edge detection
- wavelet domain
- texture information
- image processing
- ultrasound imaging
- filtering method
- signal to noise ratio
- blood vessels
- image analysis
- markov random field
- image reconstruction
- least squares