1777 search results - page 20 / 356 » Surveillance Event Detection |
Publication
We present a data-driven, unsupervised method for unusual
scene detection from static webcams. Such time-lapse
data is usually captured with very low or varying framerate.
This ...
ICIAR
2004
Springer
14 years 2 months ago
2004
Springer
Recently, log-polar images have been successfully used in active-vision tasks such as vergence control or target tracking. However, while the role of foveal data has been exploited...
ICDM
2002
IEEE
14 years 2 months ago
2002
IEEE
This paper addresses the special applications of data mining techniques in homeland defense. The problem targeted, which is frequently encountered in military/intelligence surveil...
ICMCS
2005
IEEE
14 years 2 months ago
2005
IEEE
We report an experiment with an acoustic surveillance system comprised of a computer and microphone situated in a typical office environment. The system continuously analyzes the...
ICDM
2007
IEEE
14 years 27 days ago
2007
IEEE
Event detection is one of the most important issues of event processing system, especially Complex Event Processing (CEP). Outlier event, change event and burst event are three ty...