492 search results - page 54 / 99 » Accurate anchor-free node localization in wireless sensor ne... |
MDM
2009
Springer
14 years 2 months ago
2009
Springer
Location monitoring systems are used to detect human activities and provide monitoring services, e.g., aggregate queries. In this paper, we consider an aggregate location monitori...
GLOBECOM
2009
IEEE
13 years 5 months ago
2009
IEEE
Due to the limited energy supplies of nodes in many applications like wireless sensor networks, energy efficiency is crucial for extending the lifetime of these networks. This pape...
DSN
2005
IEEE
14 years 1 months ago
2005
IEEE
Since sensor data gathering is the primary functionality of sensor networks, it is important to provide a fault tolerant method for reasoning about sensed events in the face of ar...
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
—A new distributed estimation algorithm for tracking using a wireless sensor network is presented. We investigate how to track a time varying signal, noisily sensed by the nodes ...
JSAC
2006
13 years 7 months ago
2006
Abstract--Wireless sensor networks have received a lot of attention recently due to its wide applications. An accurate and synchronized clock time is crucial in many sensor network...