Despeckling of ultrasound medical images using nonlinear adaptive anisotropic diffusion in nonsubsampled shearlet domain.
Deep GuptaR. S. AnandBarjeev TyagiPublished in: Biomed. Signal Process. Control. (2014)
Keyphrases
- medical images
- anisotropic diffusion
- speckle reduction
- ultrasound images
- diffusion equation
- nonlinear diffusion
- speckle noise
- edge detection
- partial differential equations
- medical image analysis
- medical imaging
- noise removal
- anatomical structures
- edge preserving
- magnetic resonance imaging
- diffusion coefficient
- magnetic resonance images
- imaging modalities
- deformable models
- ultrasound imaging
- region of interest
- mr images
- diffusion process
- magnetic resonance
- medical ultrasound
- sar images
- diffusion tensor
- biomedical images
- pairwise
- image processing
- boundary conditions
- multiscale
- low contrast
- median filter
- edge detector
- shift invariant
- translation invariant
- level set
- filtering scheme
- image segmentation