464 search results - page 22 / 93 » Survey of position location techniques in mobile systems |
COMAD
2008
13 years 9 months ago
2008
Answering aggregate queries like sum, count, min, max over regions containing moving objects is often needed for virtual world applications, real-time monitoring systems, etc. Sin...
HUC
2005
Springer
14 years 1 months ago
2005
Springer
The ubiquitous computing community has widely researched the use of 802.11 for the purpose of location inference. Meanwhile, Bluetooth is increasingly widely deployed due to its lo...
RTCSA
2009
IEEE
14 years 2 months ago
2009
IEEE
—Mobile sensors are widely deployed in Wireless Sensor Networks (WSNs) to satisfy emerging application requirements. Specifically, processing location dependent queries in mobile...
EUC
2004
Springer
14 years 1 months ago
2004
Springer
Abstract. With the knowledge about their locations, mobile users are able to issue location-dependent queries. Most of existing approaches focus on how to obtain the information ab...
BILDMED
2007
13 years 9 months ago
2007
Abstract. The problem of repositioning mobile C-arms to defined target locations during surgical procedures currently requires not only time, but also skill and additional radiati...