1216 search results - page 129 / 244 » Anomaly Detection Using an Ensemble of Feature Models |
IJON
2010
13 years 6 months ago
2010
We present a computational approach to abnormal visual event detection, which is based on exploring and modeling local motion patterns in a non-linear subspace. We use motion vect...
ICCV
2011
IEEE
12 years 8 months ago
2011
IEEE
This paper addresses view-invariant object detection and pose estimation from a single image. While recent work focuses on object-centered representations of point-based object fe...
SMC
2007
IEEE
14 years 2 months ago
2007
IEEE
— The focus of this paper is mental tension detection in speech to assist control the tension in day-to-day business such as conferences and operations in a call center. It is di...
ISSA
2008
13 years 9 months ago
2008
The threats and intrusions in IT systems can basically be compared to human diseases with the difference that the human body has an effective way to deal with them, what still nee...
CVPR
2004
IEEE
14 years 10 months ago
2004
IEEE
We present an unsupervised technique for detecting unusual activity in a large video set using many simple features. No complex activity models and no supervised feature selection...