263 search results - page 21 / 53 » Coverage by directional sensors in randomly deployed wireles... |
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...
TMC
2010
13 years 6 months ago
2010
– While a lot of existing research attempts to extend the lifetime of a wireless sensor network (WSN) by designing energy efficient networking protocols, the impact of random dev...
ALGOSENSORS
2007
Springer
14 years 1 months ago
2007
Springer
Scalable energy-efficient training protocols are proposed for massively-deployed sensor networks, where sensors are initially anonymous and unaware of their location. The protocol...
TMC
2010
13 years 6 months ago
2010
—Recent years have witnessed the deployments of wireless sensor networks in a class of mission-critical applications such as object detection and tracking. These applications oft...
ICUMT
2009
13 years 5 months ago
2009
In WSN-based surveillance systems power conservation is an important issue but one must also ensure that the application's objectives are met. In this paper, we jointly addres...