A Robust Iris Segmentation Algorithm Using Active Contours Without Edges and Improved Circular Hough Transform.
Yueqing RenZhiyi QuXiaodong LiuPublished in: ICCCS (2015)
Keyphrases
- circular hough transform
- active contour model
- segmentation algorithm
- active contours
- image segmentation
- segmentation method
- region growing
- iris segmentation
- shape prior
- curve evolution
- automatic segmentation
- graph cuts
- object boundaries
- level set method
- level set
- object segmentation
- segmentation scheme
- superpixels
- energy functional
- segmentation result
- geodesic active contours
- edge information
- optic disc
- active shape model
- iris recognition
- multiscale
- segmented images
- region merging
- energy minimization
- energy function
- image processing
- image segmentation algorithm
- recognition process
- manual segmentation
- watershed segmentation
- gray level
- markov random field