78 search results - page 12 / 16 » Modelling Crowd Scenes for Event Detection |
CVPR
2007
IEEE
14 years 9 months ago
2007
IEEE
: This paper proposes a novel algorithm for calibrated multi-view stereopsis that outputs a (quasi) dense set of rectangular patches covering the surfaces visible in the input imag...
ECCV
2004
Springer
14 years 9 months ago
2004
Springer
Abstract. The exploitation of video data requires to extract information at a rather semantic level, and then, methods able to infer "concepts" from low-level video featu...
CIVR
2007
Springer
14 years 1 months ago
2007
Springer
Among the various types of semantic concepts modeled, events pose the greatest challenge in terms of computational power needed to represent the event and accuracy that can be ach...
JAISE
2011
13 years 2 months ago
2011
Advances in computer vision and pattern recognition research are leading to video surveillance systems with improved scene analysis capabilities. However, up to now few works have ...
PAMI
2008
13 years 7 months ago
2008
Abstract-- We present a novel approach for multi-object tracking which considers object detection and spacetime trajectory estimation as a coupled optimization problem. Our approac...