135 search results - page 13 / 27 » Optical flow estimation based on the extraction of motion pa... |
ICPR
2006
IEEE
14 years 9 months ago
2006
IEEE
This work presents an automatic technique for detection of abnormal events in crowds. Crowd behaviour is difficult to predict and might not be easily semantically translated. More...
CVPR
2011
IEEE
13 years 4 months ago
2011
IEEE
We explore a polar representation of optical flow in which each element of the brightness motion field is represented by its magnitude and orientation instead of its Cartesian p...
ECCV
2002
Springer
14 years 10 months ago
2002
Springer
Abstract. This paper proposes a solution for the automatic detection and tracking of human motion in image sequences. Due to the complexity of the human body and its motion, automa...
ICPR
2008
IEEE
14 years 3 months ago
2008
IEEE
Camera motion filtering is important in many applications, such as camera-based visual control interface on a mobile device. In this paper, we first present a robust global motion...
MM
2004
ACM
14 years 2 months ago
2004
ACM
Motion information is a powerful cue for visual perception. In the context of video indexing and retrieval, motion content serves as a useful source for compact video representati...