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» Detecting Change in Snapshot Sequences
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ICIP
2008
IEEE
14 years 9 months ago
Motion segmentation and abnormal behavior detection via behavior clustering
We consider a change detection problem in video surveillance applications and propose busy-idle rates, meaningful and easy to compute features, to characterize the behavior profil...
Erhan Baki Ermis, Venkatesh Saligrama, Pierre-Marc...
CIARP
2007
Springer
14 years 1 months ago
Robust Color Contour Object Detection Invariant to Shadows
In this work a new robust color and contour based object detection method in images with varying shadows is presented. The method relies on a physics-based contour detector that em...
Jorge Scandaliaris, Michael Villamizar, Juan Andra...
CSDA
2006
85views more  CSDA 2006»
13 years 7 months ago
Detecting change-points in multidimensional stochastic processes
A general test statistic for detecting change-points in multidimensional stochastic processes with unknown parameters is proposed. The test statistic is specialized to the case of...
Jan G. De Gooijer
ICASSP
2011
IEEE
12 years 11 months ago
Detecting moving objects from dynamic background with shadow removal
Background subtraction is commonly used to detect foreground objects in video surveillance. Traditional background subtraction methods are usually based on the assumption that the...
Shih-Chieh Wang, Te-Feng Su, Shang-Hong Lai
NETWORKING
2004
13 years 9 months ago
Detecting and Blocking Unauthorized Access in Wi-Fi Networks
Abstract. Academic and commercial 802.11 hotspots often use an SSLsecured captive portal to authenticate clients. Captive portals provide good usability and interoperability, but p...
Haidong Xia, José Carlos Brustoloni