CVPR
2011
IEEE
13 years 4 months ago
2011
IEEE
We propose to detect abnormal events via a sparse reconstruction over the normal bases. Given an over-complete normal basis set (e.g., an image sequence or a collection of local s...
ICPR
2010
IEEE
13 years 7 months ago
2010
IEEE
In this paper, we proposed a novel real-time abnormal event detection framework that requires a short training period and has a fast processing speed. Our approach is based on phas...
PAKDD
2009
ACM
14 years 1 months ago
2009
ACM
Abstract. Detecting abnormal event from video sequences is an important problem in computer vision and pattern recognition and a large number of algorithms have been devised to tac...