49 search results - page 9 / 10 » Closed-Loop Tracking and Change Detection in Multi-Activity ... |
ASC
2004
13 years 7 months ago
2004
In this paper, on-line training of neural networks is investigated in the context of computer-assisted colonoscopic diagnosis. A memory-based adaptation of the learning rate for t...
CVPR
2003
IEEE
14 years 9 months ago
2003
IEEE
Monitoring activities using video data is an important surveillance problem. A special scenario is to learn the pattern of normal activities and detect abnormal events from a very...
ISMAR
2006
IEEE
14 years 1 months ago
2006
IEEE
One of the key requirements of augmented reality systems is a robust real-time camera pose estimation. In this paper we present a robust approach, which does neither depend on ofï...
FGR
2000
IEEE
13 years 12 months ago
2000
IEEE
Most automatic expression analysis systems attempt to recognize a small set of prototypic expressions (e.g. happiness and anger). Such prototypic expressions, however, occur infre...
ICCV
2001
IEEE
14 years 9 months ago
2001
IEEE
Many motion detection and tracking algorithms rely on the process of background subtraction, a technique which detects changes from a model of the background scene. We present a n...