1777 search results - page 183 / 356 » Surveillance Event Detection |
130
Voted
SIGDIAL
2010
15 years 1 months ago
2010
We use automatically extracted acoustic features to detect speech which is generated under stress, achieving 76.24% accuracy with a binary logistic regression. Our data are task-o...
132
Voted
ICIP
2008
IEEE
16 years 5 months ago
2008
IEEE
Based on perceptual and computational attention modeling studies, we formulate measures of saliency for an audiovisual stream. Audio saliency is captured by signal modulations and...
103
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ICCV
1999
IEEE
16 years 5 months ago
1999
IEEE
Background maintenance is a frequent element of video surveillance systems. We develop Wallflower, a threecomponent system for background maintenance: the pixellevel component per...
108
Voted
ICPR
2006
IEEE
16 years 4 months ago
2006
IEEE
We propose a Visual Search Engine (ViSE) as a semi-automatic component in a surveillance system using networked cameras. The ViSE aims to assist the monitoring operation of huge a...
123
Voted
ICPR
2006
IEEE
16 years 4 months ago
2006
IEEE
A system for video surveillance purposes in wide areas based on active cameras, also capable to follow a person in the scene by keeping him framed, is presented. The proposed appr...