136 search results - page 13 / 28 » A Variational Approach for Object Contour Tracking |
ICIP
2008
IEEE
14 years 9 months ago
2008
IEEE
The extraction of contours using deformable models, such as snakes, is a problem of great interest in computer vision, particular in areas of medical imaging and tracking. Snakes ...
JMIV
2007
13 years 7 months ago
2007
A variational approach to image or video segmentation consists in defining an energy depending on local or global image characteristics, the minimum of which being reached for ob...
ECCV
2006
Springer
14 years 9 months ago
2006
Springer
This paper presents a scalable solution to the problem of tracking objects across spatially separated, uncalibrated, non-overlapping cameras. Unlike other approaches this technique...
ECCV
2008
Springer
14 years 9 months ago
2008
Springer
Visual tracking is a challenging problem, as an object may change its appearance due to viewpoint variations, illumination changes, and occlusion. Also, an object may leave the fie...
ICPR
2000
IEEE
13 years 11 months ago
2000
IEEE
Traditional techniques for tracking non-rigid objects such as optical flow, correlation, active contours or color, can not deal with situations where image changes are not due to ...