221 search results - page 3 / 45 » Detecting Unusual Activity in Video |
CVPR
2011
IEEE
13 years 17 days 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...
ICPR
2004
IEEE
14 years 6 months ago
2004
IEEE
Automatic semantic summarisation of human activity and detection of unusual inactivity are useful goals for a vision system operating in a supportive home environment. Learned mod...
PAMI
2008
13 years 5 months ago
2008
We present a novel algorithm for detection of certain types of unusual events. The algorithm is based on multiple local monitors which collect low-level statistics. Each local moni...
AVSS
2005
IEEE
13 years 10 months ago
2005
IEEE
A significant problem in scene interpretation is efficient bottom-up extraction and representation of salient features. In this paper, we address the problem of correlating sali...
CVPR
2009
IEEE
15 years 8 days ago
2009
IEEE
Extremely crowded scenes present unique challenges to
video analysis that cannot be addressed with conventional
approaches. We present a novel statistical framework for
modeling...