Shape Regularized Active Contour Using Iterative Global Search and Local Optimization.
Tianli YuJiebo LuoNarendra AhujaPublished in: CVPR (2) (2005)
Keyphrases
- global search
- active contours
- shape prior
- global optimization
- energy functional
- convergence speed
- particle swarm optimization
- particle swarm optimization algorithm
- shape constraints
- object boundaries
- simulated annealing
- genetic algorithm
- active contour model
- search algorithm
- external force
- level set
- nonlinear optimization
- image segmentation
- force field
- level set framework
- level set method
- cardiac ultrasound images
- level set evolution
- geometric active contours
- gradient vector flow
- prior shape
- curve evolution
- search space
- exhaustive search
- energy function
- shape variations
- region based active contours
- shape representation
- shape model
- level set segmentation
- graph cuts
- segmentation method
- pso algorithm
- shape descriptors
- image gradient
- shape analysis
- pose invariant
- snake model
- optical flow
- optimization problems
- optimization algorithm
- metaheuristic
- parametric active contours