Multiscale edge detection and gradient vector flow snakes for automated identification of the carotid artery wall in longitudinal B-mode ultrasound images.
Aikaterini I. MatsakouNikolaos N. TsiaparasSpyretta GolematiKonstantina S. NikitaPublished in: ISBI (2012)
Keyphrases
- edge detection
- ultrasound images
- multiscale
- carotid artery
- gvf snake
- gradient vector flow
- active contours
- edge map
- active contour model
- anisotropic diffusion
- edge preserving
- region growing
- diffusion process
- noise reduction
- image segmentation
- external force
- vector field
- edge detector
- scale space
- noisy images
- image enhancement
- force field
- edge information
- natural images
- image processing
- fully automated
- wavelet transform
- coarse to fine
- object boundaries
- level set method
- signal to noise ratio
- superpixels
- improved algorithm
- wavelet coefficients
- energy functional
- deformable models
- magnetic resonance imaging
- level set
- medical images
- smoothness constraint
- b spline
- image analysis
- energy minimization