1430 search results - page 24 / 286 » Query operations for moving objects database systems |
GIS
2008
ACM
14 years 8 months ago
2008
ACM
Multi-dimensional spatial data are obtained when a number of data acquisition devices are deployed at different locations to measure a certain set of attributes of the study subje...
IJOCI
2010
13 years 4 months ago
2010
We present a time-efficient approach to index objects moving on the plane to efficiently answer range queries about their future positions. Each object is moving with non small ve...
IS
2007
13 years 7 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...
GIS
2003
ACM
14 years 8 months ago
2003
ACM
Advances in wireless communications, positioning technology, and other hardware technologies combine to enable a range of applications that use a mobile user's geo-spatial da...
JSS
2011
12 years 10 months ago
2011
Location-based services have attracted the attention of important research in the field of mobile computing. Specifically, different mechanisms have been proposed to process loc...