957 search results - page 91 / 192 » Tracking by Sampling Trackers |
CHI
2009
ACM
14 years 9 months ago
2009
ACM
This paper describes a user interface for video chat that is capable of panning, tilting, and zooming (PTZ) operation using head tracking. The approach is to map a captured 3D pos...
ACCV
2007
Springer
14 years 3 months ago
2007
Springer
This paper presents a novel approach to tracking people in multiple cameras. A target is tracked not only in each camera but also in the ground plane by individual particle filter...
SCIA
2007
Springer
14 years 3 months ago
2007
Springer
The work presented here takes place in the field of computer aided analysis of facial expressions displayed in sign language videos. We use Active Appearance Models to model a fac...
DAGM
2003
Springer
14 years 2 months ago
2003
Springer
This paper presents a multi-view tracker, meant to operate in smart rooms that are equipped with multiple cameras. The cameras are assumed to be calibrated3 . In particular, we dem...
VR
1999
IEEE
14 years 1 months ago
1999
IEEE
The biggest single obstacle to building effective augmented reality (AR) systems is the lack of accurate wide-area sensors for trackers that report the locations and orientations ...