Automatic optic disk detection and segmentation by variational active contour estimation in retinal fundus images.
Syed Saud NaqviNayab FatimaTariq Mahmood KhanZaka Ur RehmanMuhammad Aurangzeb KhanPublished in: Signal Image Video Process. (2019)
Keyphrases
- optic disk
- active contours
- retinal images
- optic disc
- retinal fundus images
- fundus images
- image segmentation
- level set
- diabetic retinopathy
- blood vessels
- active contour model
- shape prior
- segmentation method
- level set framework
- object boundaries
- model for image segmentation
- energy function
- geometric active contours
- cardiac ultrasound images
- energy functional
- variational framework
- optical coherence tomography
- level set method
- segmentation scheme
- gradient vector flow
- snake model
- segmentation algorithm
- variational formulation
- curve evolution
- evolution equation
- multiscale
- region growing
- region of interest
- partial differential equations
- level set evolution
- markov random field
- optical flow
- fully automatic
- low contrast
- object segmentation
- image processing
- image analysis
- computer vision
- force field
- graph cuts
- medical imaging
- automatic detection
- energy minimization