30 search results - page 5 / 6 » Multi-feature vector flow for active contour tracking |
EMMCVPR
2001
Springer
14 years 10 days ago
2001
Springer
A number of geometric active contour and surface models have been proposed for shape segmentation in the literature. The essential idea is to evolve a curve (in 2D) or a surface (i...
ICPR
2008
IEEE
14 years 9 months ago
2008
IEEE
Learning dominant motion patterns or activities from a video is an important surveillance problem, especially in crowded environments like markets, subways etc., where tracking of...
JMIV
2006
13 years 7 months ago
2006
Vector field segmentation methods usually belong to either of three classes: methods which segment regions homogeneous in direction and/or norm, methods which detect discontinuiti...
TRECVID
2008
13 years 9 months ago
2008
This paper presents the systems and results for the Event Detection task of the TRECVid 2008 evaluation campaign. The kind of events addressed are single-actor, without requiring ...
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 ...