373 search results - page 15 / 75 » Minimum-hot-spot query trees for wireless sensor networks |
GIS
2010
ACM
13 years 6 months ago
2010
ACM
Top-k queries are a popular type of query in Wireless Sensor Networks. Typical solutions rely on coordinated root-tonodes and nodes-to-root messages and on maintaining filters at...
INFOCOM
2010
IEEE
13 years 5 months ago
2010
IEEE
We address the problem of efficiently gathering correlated data from a wireless sensor network, with the aim of designing algorithms with provable optimality guarantees, and unders...
MOBIQUITOUS
2005
IEEE
14 years 1 months ago
2005
IEEE
Recent research has led to the advent of software systems capable of performing query processing in sensor networks. They perform query processing in a sensor network by construct...
VTC
2007
IEEE
14 years 2 months ago
2007
IEEE
— This paper investigates the topology formation mechanisms provided by IEEE 802.15.4 to create tree-based topologies, in the context of a multi-sink wireless sensor network. The...
EWSN
2006
Springer
14 years 7 months ago
2006
Springer
Abstract. Sink mobility creates new challenges for several sensor network applications. In mobile sink environments, each sink must propagate its current location continuously, thr...