189 search results - page 29 / 38 » Tracking Moving Devices with the Cricket Location System |
AAAI
2007
14 years 12 months ago
2007
This paper addresses the problem of recovering the locations of both mobile devices and access points from radio signals that come in a stream manner, a problem which we call onli...
CVPR
1999
IEEE
15 years 11 months ago
1999
IEEE
The task of multi-camera surveillance is to reconstruct the paths taken by all moving objects that are temporarily visible from multiple non-overlapping cameras. We present a Baye...
ENTCS
2006
14 years 9 months ago
2006
The term Ubiquitous Computing was coined by Mark Weiser almost two decades ago. Despite all the time that has passed since Weiser's vision, ubiquitous computing still has a l...
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ASSETS
2008
ACM
14 years 11 months ago
2008
ACM
We describe a system for guiding blind and visually impaired wheelchair users along a clear path that uses computer vision to sense the presence of obstacles or other terrain feat...
IS
2007
14 years 9 months ago
2007
Sensors are often employed to monitor continuously changing entities like locations of moving objects and temperature. The sensor readings are reported to a database system, and a...