Speckle noise removal in medical ultrasonic image using spatial filters and DnCNN.
Ali KavandMehdi BekraniPublished in: Multim. Tools Appl. (2024)
Keyphrases
- speckle noise
- spatial filters
- ultrasound images
- additive noise
- low contrast
- synthetic aperture radar
- noise reduction
- image analysis
- sar images
- image data
- image features
- image segmentation
- multiplicative noise
- speckle reduction
- edge detection
- wavelet domain
- input image
- ultrasound imaging
- image reconstruction
- filter bank
- denoising
- anisotropic diffusion
- medical ultrasound
- edge preserving
- pixel values
- image denoising
- fully automatic
- spatial information
- gray level
- multiscale
- similarity measure