Improved edge enhancing diffusion filter for speckle-corrupted images.
Luca FabbriniMario GrecoMarco MessinaGianpaolo PinelliPublished in: TyWRRS (2012)
Keyphrases
- edge detection
- noise free
- noise reduction
- image data
- input image
- image database
- multiplicative noise
- medical ultrasound
- speckle noise
- speckle reducing anisotropic diffusion
- image retrieval
- image features
- contrast enhancement
- diffusion coefficient
- ultrasound images
- anisotropic diffusion
- image analysis
- image registration
- edge pixels
- image gradient
- image processing
- gabor filters
- gray value
- directional filtering
- speckle reduction
- edge information
- high frequency components
- filtered images
- zero crossing
- edge map
- noisy images
- image restoration
- denoising
- multiscale