Despeckling low SNR, low contrast ultrasound images via anisotropic level set diffusion.
A. A. BiniM. S. BhatPublished in: Multidimens. Syst. Signal Process. (2014)
Keyphrases
- level set
- low contrast
- anisotropic diffusion
- speckle noise
- partial differential equations
- ultrasound images
- speckle reduction
- ultrasound imaging
- edge detection
- blood vessels
- imaging modalities
- curve evolution
- level set method
- edge preserving
- active contours
- image segmentation
- energy functional
- fully automatic
- gray level
- contrast enhancement
- noise model
- energy function
- gray value
- shape prior
- accurate segmentation
- image enhancement
- region competition
- image denoising
- multiscale