41 search results - page 2 / 9 » Optimizing lifetime for continuous data aggregation with pre... |
WIMOB
2008
IEEE
13 years 11 months ago
2008
IEEE
—We consider the rate allocation problem for data aggregation in wireless sensor networks with two objectives: 1) maximizing the lifetime of a local aggregation cluster and, 2) a...
SECON
2007
IEEE
13 years 11 months ago
2007
IEEE
Base station location has significant impact on network lifetime performance for a sensor network. For a multihop sensor network, this problem is particular challenging as we need ...
JUCS
2010
12 years 11 months ago
2010
: The use of multimedia sensor nodes can significantly enhance the capability of wireless sensor networks (WSNs) for event description. In a number of scenarios, e.g., an erupting ...
TPDS
2008
13 years 4 months ago
2008
Communication is a primary source of energy consumption in wireless sensor networks. Due to resource constraints, the sensor nodes may not have enough energy to report every readin...
JCP
2008
13 years 5 months ago
2008
In sensor networks, continuous query is commonly used for collecting periodical data from the objects under monitoring. This sort of queries needs to be carefully designed, in orde...