2309 search results - page 256 / 462 » Efficient Topological Exploration |
170
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CVPR
2004
IEEE
16 years 8 months ago
2004
IEEE
Visual tracking using active contours is usually accomplished in a static framework. The active contour tracks the object of interest in a given frame of an image sequence, and th...
229
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ICCV
2007
IEEE
16 years 8 months ago
2007
IEEE
In this paper, we propose a novel metric learning method based on regularized moving least squares. Unlike most previous metric learning methods which learn a global Mahalanobis d...
183
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ECCV
2006
Springer
16 years 8 months ago
2006
Springer
Abstract. Foreground and background segmentation is a typical problem in computer vision and medical imaging. In this paper, we propose a new learning based approach for 3D segment...
279
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ICDE
2009
IEEE
16 years 8 months ago
2009
IEEE
Location cloaking has been proposed and well studied to protect user privacy. It blurs the accurate user location (i.e., a point with coordinates) and replaces it with a well-shape...
202
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ICIP
2007
IEEE
16 years 8 months ago
2007
IEEE
In this paper, we present a novel active contour model, in which the traditional gradient descent optimization is replaced by graph cut optimization. The basic idea is to first de...