503 search results - page 49 / 101 » Activity based surveillance video content modelling |
AIPR
2001
IEEE
14 years 1 months ago
2001
IEEE
When estimating the dense motion field of a video sequence, if little is known or assumed about the content, a limited constraint approach such as optical flow must be used. Since...
ECAI
2010
Springer
13 years 11 months ago
2010
Springer
Abstract. Learning event models from videos has applications ranging from abnormal event detection to content based video retrieval. Relational learning techniques such as Inductiv...
CVPR
2004
IEEE
15 years 8 hour ago
2004
IEEE
The visual effects of rain are complex. Rain consists of spatially distributed drops falling at high velocities. Each drop refracts and reflects the environment, producing sharp i...
MIR
2005
ACM
14 years 3 months ago
2005
ACM
In this paper, we propose a novel system, named Video Booklet, which enables efficient and natural personal video browsing and searching. In the system, firstly representative th...
HUMO
2000
Springer
14 years 1 months ago
2000
Springer
We describe an approach for extracting threedimensional articulated motion from unrestricted monocular video sequences. We combine feature extraction methods based on active conto...