324 search results - page 47 / 65 » A semi-fragile object based video authentication system |
INFOVIS
2003
IEEE
14 years 1 months ago
2003
IEEE
The Informedia Digital Video Library user interface summarizes query results with a collage of representative keyframes. We present a user study in which keyframe occlusion caused...
ICIP
2005
IEEE
14 years 9 months ago
2005
IEEE
This paper describes an efficient pedestrian detection system for videos acquired from moving platforms. Given a detected and tracked object as a sequence of images within a bound...
FGR
2008
IEEE
14 years 2 months ago
2008
IEEE
Abstract This paper proposes a real-time high-precision method to track an unknown face in front of an information system by selecting appropriate model to a video image. Active Ap...
MM
2009
ACM
14 years 2 months ago
2009
ACM
Most existing quality metrics do not take the human attention analysis into account. Attention to particular objects or regions is an important attribute of human vision and perce...
SIBGRAPI
2005
IEEE
14 years 1 months ago
2005
IEEE
In this paper we study the use of computer vision techniques for for underwater visual tracking and counting of fishes in vivo. The methodology is based on the application of a B...