156 search results - page 3 / 32 » Automatic Camera Calibration from a Single Manhattan Image |
AVSS
2007
IEEE
13 years 12 months ago
2007
IEEE
Perspective deformations on the image plane make the analysis of object behaviors difficult in surveillance video. In this paper, we improve the results of trajectory-based scene...
CVPR
2012
IEEE
11 years 8 months ago
2012
IEEE
The projections of world parallel lines in an image intersect at a single point called the vanishing point (VP). VPs are a key ingredient for various vision tasks including rotati...
VR
2007
IEEE
13 years 12 months ago
2007
IEEE
Augmented Virtual Environments (AVE) are very effective in the application of surveillance, in which multiple video streams are projected onto a 3D urban model for better visualiz...
WACV
2008
IEEE
13 years 12 months ago
2008
IEEE
Automating tools for geo-locating and geo-orienting static cameras is a key step in creating a useful global imaging network from cameras attached to the Internet. We present algo...
ECCV
2008
Springer
14 years 7 months ago
2008
Springer
This paper introduces a novel method for recovering both the light directions and camera poses from a single sphere. Traditional methods for estimating light directions using spher...