140 search results - page 27 / 28 » Automatic feature selection for anomaly detection |
INFORMS
2010
13 years 4 months ago
2010
The widely used Support Vector Machine (SVM) method has shown to yield very good results in Supervised Classification problems. Other methods such as Classification Trees have bec...
CVPR
2007
IEEE
14 years 8 months ago
2007
IEEE
We propose a method for learning using a set of feature representations which retrieve different amounts of information at different costs. The goal is to create a more efficient ...
ACIVS
2008
Springer
14 years 17 days ago
2008
Springer
Abstract. Crowd behavior recognition is becoming an important research topic in video surveillance for public places. In this paper, we first discuss the crowd feature selection a...
CIVR
2007
Springer
14 years 12 days ago
2007
Springer
In this paper, we describe a fully automatic video retrieval prototype system that uses an image or a video sequence of an interested identity as probe. The system is based on fac...
VISUAL
2000
Springer
13 years 9 months ago
2000
Springer
Abstract. The present work is focused on a global image characterization based on a description of the 2D displacements of the different shapes present in the image, which can be e...