633 search results - page 31 / 127 » Coverage in heterogeneous sensor networks |
CN
2010
13 years 8 months ago
2010
The dynamic point coverage problem in wireless sensor networks is to detect some moving target points in the area of the network using as little sensor nodes as possible. One way ...
COMCOM
2007
13 years 8 months ago
2007
A wireless sensor network (WSN) consists of many tiny and low-power devices deployed in a sensing field. One of the major tasks of a WSN is to monitor the surrounding environment...
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...
EJWCN
2010
13 years 2 months ago
2010
Wireless sensor networks are often required to provide event miss-ratio assurance for a given event type. To meet such assurances along with minimum energy consumption, this paper ...
ICWN
2008
13 years 9 months ago
2008
Energy efficient operations are essential to increase the lifetime of wireless sensor network. A clustering-based protocol is one approach that reduces energy by a data aggregation...