Segmentation of crowd flow by trajectory clustering in active contours.
Sonu LambaNeeta NainPublished in: Vis. Comput. (2020)
Keyphrases
- active contours
- level set
- shape prior
- gradient flow
- segmentation method
- image segmentation
- cardiac ultrasound images
- gradient vector flow
- variational segmentation
- geodesic active contours
- energy function
- active contour model
- active contour segmentation
- object boundaries
- energy functional
- geometric active contours
- external force
- texture image segmentation
- snake model
- curve evolution
- level set method
- level set evolution
- image segmentation methods
- region based active contours
- object segmentation
- minimal surface
- region growing
- mumford shah functional
- force field
- evolution equation
- vector field
- minimal path
- partial differential equations
- variational formulation
- image analysis
- global minimum
- external forces
- object segmentation and tracking
- segmentation algorithm
- multiresolution
- information theoretic
- deformable models
- graph cuts
- piecewise constant
- energy minimization
- shape model
- medical images
- computer vision