152 search results - page 21 / 31 » On optimal communication cost for gathering correlated data ... |
MOBIHOC
2005
ACM
14 years 7 months ago
2005
ACM
We consider a wireless sensor network in which sensors are grouped into clusters, each with its own cluster head (CH). Each CH collects data from sensors in its cluster and relays...
ICCCN
2008
IEEE
14 years 2 months ago
2008
IEEE
— In this paper, we propose a method for desirably redistributing a wireless sensor network’s energy consumption from its sensor nodes (which may have scarce energy resources o...
WOWMOM
2006
ACM
14 years 1 months ago
2006
ACM
The cost of damage caused by flooding is directly related to the warning-time given before a flood occurs. Therefore, improving the coverage, accuracy and reliability of flood pre...
WIMOB
2008
IEEE
14 years 1 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...
CORR
2010
Springer
13 years 2 months ago
2010
Springer
One of the main issues in the design of sensor networks is energy efficient communication of time-critical data. Energy wastage can be caused by failed packet transmission attempts...