An Improved 'Gas of Circles' Higher-Order Active Contour Model and Its Application to Tree Crown Extraction.
Péter HorváthIan H. JermynZoltan KatoJosiane ZerubiaPublished in: ICVGIP (2006)
Keyphrases
- active contour model
- higher order
- tree crown
- active contours
- aerial images
- energy minimization
- power line
- segmentation method
- boundary extraction
- gradient vector flow
- deformable contour
- markov random field
- region growing
- pairwise
- natural images
- shape prior
- level set method
- geodesic active contours
- hough transform
- graph cuts
- vector field
- force field
- image processing
- statistical models
- deformable models
- low cost
- similarity measure