216 search results - page 31 / 44 » Building Adaptive Camera Models for Video Surveillance |
118
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CVPR
2011
IEEE
14 years 4 months ago
2011
IEEE
Real-time unusual event detection in video stream has been a difficult challenge due to the lack of sufficient training information, volatility of the definitions for both norm...
104
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CVPR
2001
IEEE
15 years 11 months ago
2001
IEEE
We present a new adaptive algorithm for automatic detection of text from a natural scene. The initial cues of text regions are first detected from the captured image/video. An ada...
GI
2007
Springer
15 years 3 months ago
2007
Springer
: Detection is an inherent part of every advanced automatic tracking system. In this work we focus on automatic detection of humans by enhanced background subtraction. Background s...
110
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Publication
We present an online learning approach for robustly combining unreliable
observations from a pedestrian detector to estimate the rough 3D scene geometry
from video sequences of a...
FGR
2004
IEEE
15 years 1 months ago
2004
IEEE
Due to variations of lighting conditions, camera hardware settings, and the range of skin coloration among human beings, a pre-defined skin-color model cannot accurately capture t...