266 search results - page 34 / 54 » Object Classification in Visual Surveillance Using Adaboost |
114
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ICIP
2009
IEEE
16 years 3 months ago
2009
IEEE
In this paper we propose a new method for human action categorization by using an effective combination of a new 3D gradient descriptor with an optic flow descriptor, to represent...
123
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CVPR
1999
IEEE
16 years 4 months ago
1999
IEEE
We consider a problem central in aerial visual surveillance applications { detection and tracking of small, independently moving objects in long and noisy video sequences. We dire...
142
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TVCG
2012
13 years 5 months ago
2012
—This paper presents a 2D flow visualization user study that we conducted using new methodologies to increase the objectiveness. We evaluated grid-based variable-size arrows, eve...
205
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IVC
2007
15 years 2 months ago
2007
Visual tracking has been a challenging problem in computer vision over the decades. The applications of visual tracking are far-reaching, ranging from surveillance and monitoring ...
112
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NIPS
2008
15 years 4 months ago
2008
Polysemy is a problem for methods that exploit image search engines to build object category models. Existing unsupervised approaches do not take word sense into consideration. We...