1238 search results - page 39 / 248 » A resource--efficient time estimation for wireless sensor ne... |
MDM
2010
Springer
14 years 11 days ago
2010
Springer
Motivated by many applications, top-k query is a fundamental operation in modern database systems. Technological advances have enabled the deployment of large-scale sensor networks...
INFOCOM
2010
IEEE
13 years 6 months ago
2010
IEEE
Abstract—We revisit the shortest path problem in asynchronous duty-cycled wireless sensor networks, which exhibit time-dependent features. We model the time-varying link cost and...
EWSN
2009
Springer
14 years 8 months ago
2009
Springer
As many radio chips used in today's sensor mote hardware can work at different frequencies, several multi-channel communication protocols have recently been proposed to improv...
AINA
2010
IEEE
14 years 21 days ago
2010
IEEE
— We consider the problem of gathering data from a sensor network using mobile elements. In particular, we consider the case where the data are produced by measurements and need ...
ICDCS
2006
IEEE
14 years 1 months ago
2006
IEEE
— We consider applications of sensor networks wherein data packets generated by every node have to reach the base station. This results in a many-to-one communication paradigm re...