Keyphrases
- undirected graph
- active contours
- directed graph
- image segmentation
- random walk
- level set
- active contour model
- object boundaries
- level set method
- energy function
- gradient vector flow
- graph structure
- geodesic active contours
- shape prior
- segmentation method
- directed edges
- texture image segmentation
- external forces
- force field
- strongly connected
- curve evolution
- energy functional
- active contour segmentation
- energy minimization
- machine learning