44 search results - page 3 / 9 » A Sampling-Based Approach to Optimizing Top-k Queries in Sen... |
ICDCS
2007
IEEE
13 years 11 months ago
2007
IEEE
When there are multiple queries posed to the resourceconstrained wireless sensor network, it is critical to process them efficiently. In this paper, we propose a Two-Tier Multipl...
MOBIHOC
2008
ACM
14 years 4 months ago
2008
ACM
Demands on better interacting with physical world require an effective and comprehensive collaboration mechanism among multiple heterogeneous sensor networks. Previous works mainl...
MOBIHOC
2003
ACM
14 years 4 months ago
2003
ACM
Spatial query execution is an essential functionality of a sensor network, where a query gathers sensor data within a specific geographic region. Redundancy within a sensor networ...
WCE
2007
13 years 6 months ago
2007
—Spatial query execution is an essential functionality of a sensor network. Redundancy within a sensor network can be exploited to reduce the communication cost incurred in execu...
DASFAA
2006
IEEE
13 years 9 months ago
2006
IEEE
Sensor networks are multi-hop wireless networks of resource constrained sensor nodes used to realize high-level collaborative sensing tasks. To query and access data generated and ...