719 search results - page 13 / 144 » On Using Silhouettes for Camera Calibration |
ICMCS
2005
IEEE
15 years 5 months ago
2005
IEEE
Semantic analysis of sport sequences requires camera calibration to obtain player and ball positions in real-world coordinates. For court sports like tennis, the marker lines on t...
AVSS
2006
IEEE
15 years 5 months ago
2006
IEEE
PTZ (Pan-Tilt-Zoom) cameras are widely used for large-area video surveillance. For many visual tracking and video analysis tasks, an accurate camera calibration is very important....
131
click to vote
ICCV
2007
IEEE
14 years 12 months ago
2007
IEEE
A novel approach is proposed that extends the classical background subtraction method to extract silhouettes from videos in real time with dynamic viewpoint variation caused by ca...
ICCV
2003
IEEE
16 years 1 months ago
2003
IEEE
We address the problem of using external rotation information with uncalibrated video sequences. The main problem addressed is, what is the benefit of the orientation information ...
110
click to vote
ICRA
1995
IEEE
15 years 3 months ago
1995
IEEE
—Three dimensional vision applications, such as robot vision, require modeling of the relationship between the two-dimensional images and the three-dimensional world. Camera cali...