Nilpotent Approximations of Sub-Riemannian Distances for Fast Perceptual Grouping of Blood Vessels in 2D and 3D.
Erik J. BekkersDa ChenJorg M. PortegiesPublished in: J. Math. Imaging Vis. (2018)
Keyphrases
- blood vessels
- perceptual grouping
- low contrast
- perceptual organization
- contour grouping
- retinal images
- vessel segmentation
- contour extraction
- object segmentation
- region of interest
- superpixels
- image segmentation
- distance measure
- shape analysis
- fundus images
- tubular structures
- contour fragments
- object recognition
- image processing
- optic disc
- dissimilarity measure
- manifold learning