Keyphrases
- greedy algorithm
- contour extraction
- b spline
- gvf snake
- perceptual grouping
- control points
- worst case
- greedy algorithms
- dynamic programming
- contour grouping
- active contours
- edge detection
- objective function
- deformable models
- influence maximization
- active contour model
- greedy strategy
- set cover
- affine transformation
- least squares
- image segmentation
- basis functions
- higher order
- gradient vector flow
- object contours
- reinforcement learning
- complex background
- multiscale
- influence spread
- image sequences