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» Implicit Active-Contouring with MRF
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TMI
2002
386views more  TMI 2002»
13 years 5 months ago
Tracking Leukocytes In Vivo with Shape and Size Constrained Active Contours
Inflammatory disease is initiated by leukocytes (white blood cells) rolling along the inner surface lining of small blood vessels called postcapillary venules. Studying the number ...
Nilanjan Ray, Scott T. Acton, Klaus Ley
IJCV
2007
144views more  IJCV 2007»
13 years 5 months ago
Generalized Gradients: Priors on Minimization Flows
This paper tackles an important aspect of the variational problem underlying active contours: optimization by gradient flows. Classically, the definition of a gradient depends d...
Guillaume Charpiat, Pierre Maurel, Jean-Philippe P...
MICCAI
2001
Springer
13 years 9 months ago
Implicit Snakes: Active Constrained Implicit Models
Extended Abstract: We are exploring new techniques for active contour models (popularly known as “snakes”[1]) by combining active segmentation models with the constrained impli...
Terry S. Yoo, Kalpathi R. Subramanian
CVPR
2007
IEEE
14 years 7 months ago
A Variational Approach to the Evolution of Radial Basis Functions for Image Segmentation
In this paper we derive differential equations for evolving radial basis functions (RBFs) to solve segmentation problems. The differential equations result from applying variation...
Greg G. Slabaugh, Huong Quynh Dinh, Gozde B. Unal
MEMICS
2010
13 years 3 days ago
Simultaneous Tracking of Multiple Objects Using Fast Level Set-Like Algorithm
A topological flexibility of implicit active contours is of great benefit, since it allows simultaneous detection of several objects without any a priori knowledge about their num...
Martin Maska, Pavel Matula, Michal Kozubek