512 search results - page 33 / 103 » Data Quality and Query Cost in Wireless Sensor Networks |
GIS
2009
ACM
13 years 11 months ago
2009
ACM
In an active WSN where user queries are regularly processed, a significant proportion of nodes relay and overhear data generated by other nodes in the network. In this paper, we ...
EDBT
2006
ACM
14 years 7 months ago
2006
ACM
Abstract. Sensor networks monitor physical phenomena over large geographic regions. Scientists can gain valuable insight into these phenomena, if they understand the underlying dat...
TWC
2008
13 years 7 months ago
2008
Optimal power scheduling for distributed detection in a Gaussian sensor network is addressed for both independent and correlated observations. We assume amplify-and-forward local p...
PAKDD
2007
ACM
14 years 1 months ago
2007
ACM
In this paper, we investigate and utilize the characteristic of the group movement of objects to achieve energy conservation in the inherently resource-constrained wireless object ...
RTSS
2006
IEEE
14 years 1 months ago
2006
IEEE
Wireless sensor networks have traditionally focused on low duty-cycle applications where sensor data are reported periodically in the order of seconds or even longer. This is due ...