Keyphrases
- optic disc
- level set
- fundus images
- retinal fundus images
- circular hough transform
- image segmentation
- retinal images
- energy functional
- energy function
- blood vessels
- active contours
- level set framework
- image segmentation methods
- segmentation scheme
- level set method
- variational framework
- segmentation method
- geodesic active contours
- variational level set method
- shape prior
- piecewise constant
- intensity inhomogeneity
- image analysis
- partial differential equations
- narrow band
- curve evolution
- segmentation algorithm
- evolution equation
- chan vese
- active contour model
- signed distance function
- level set evolution
- graph cuts
- image processing
- multiscale
- fully automatic
- region of interest
- input image
- energy minimization
- signed distance
- object segmentation
- mumford shah
- image enhancement
- mumford shah functional
- watershed segmentation
- diabetic retinopathy
- intensity information
- segmentation result
- segmented images
- region growing