805 search results - page 33 / 161 » Spatial queries in sensor networks |
SECON
2007
IEEE
14 years 3 months ago
2007
IEEE
— Existing mechanisms for querying wireless sensor networks leak client interests to the servers performing the queries. The leaks are not only in terms of specific regions but ...
RTSS
2007
IEEE
14 years 3 months ago
2007
IEEE
Recent years have seen the emergence of wireless sensor network systems that must support high data rate and realtime queries of physical environments. This paper proposes Real-Ti...
MOBIHOC
2006
ACM
14 years 8 months ago
2006
ACM
We use a constrained optimization framework to derive fundamental scaling laws for both unstructured sensor networks (which use blind sequential search for querying) and structure...
VTC
2007
IEEE
14 years 3 months ago
2007
IEEE
— Heterogeneous wireless sensor networks are made up of different kinds of nodes. Some nodes, the sensors, are used as an interface to the physical environment. Other nodes act i...
PE
2008
Springer
13 years 8 months ago
2008
Springer
We develop a queueing model for analyzing resource replication strategies in wireless sensor networks. The model can be used to minimize either the total transmission rate of the ...