260 search results - page 28 / 52 » Energy-efficient coverage problems in wireless ad-hoc sensor... |
VTC
2006
IEEE
2006
IEEE
Distributed Stochastic Power and Rate Allocation for Energy Minimization in Wireless Sensor Networks
14 years 2 months ago
— In this paper, we propose a distributed stochastic algorithm for power and rate allocation in ad hoc wireless sensor networks. The problem we deal with is formulated as a trans...
MOBIHOC
2009
ACM
14 years 9 months ago
2009
ACM
We consider a high density of sensors randomly placed in a geographical area for event monitoring. The monitoring regions of the sensors may have significant overlap, and a subset...
MSN
2005
Springer
14 years 2 months ago
2005
Springer
The coverage problem in wireless sensor networks (WSNs) is to determine the number of active sensor nodes needed to cover the sensing area. The purpose is to extend the lifetime of...
MOBIHOC
2008
ACM
14 years 8 months ago
2008
ACM
Demands on better interacting with physical world require an effective and comprehensive collaboration mechanism among multiple heterogeneous sensor networks. Previous works mainl...
WIOPT
2006
IEEE
14 years 2 months ago
2006
IEEE
Abstract— An important application of wireless sensor networks is to perform the monitoring missions, for example, to monitor some targets of interests at all times. Sensors are ...