Segmentation of Optic Disc and Optic Cup Based on Two-Layer Level Set with Sparse Shape Prior Constraint in Fundus Images.
Siqi WangMing XuXiaosheng YuChengdong WuPublished in: IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2023)
Keyphrases
- fundus images
- level set
- shape prior
- optic disc
- optical coherence tomography
- active contours
- level set framework
- object boundaries
- level set segmentation
- blood vessels
- image segmentation
- object segmentation
- curve evolution
- retinal images
- chan vese
- variational framework
- level set method
- partial differential equations
- energy functional
- diabetic retinopathy
- chan vese model
- level set evolution
- shape variations
- prior shape
- mumford shah functional
- energy function
- pose invariant
- graph cuts
- shape model
- active contour model
- deformable models
- active shape model
- segmentation scheme
- segmentation result
- segmentation method
- prior knowledge
- piecewise constant
- imaging modalities
- anisotropic diffusion
- global optimization
- statistical models