58 search results - page 4 / 12 » Compressing Historical Information in Sensor Networks |
TPDS
2008
13 years 5 months ago
2008
We study the problem of constructing a data gathering tree over a wireless sensor network in order to minimize the total energy for compressing and transporting information from a ...
SEBD
2003
13 years 7 months ago
2003
Abstract. Sensor networks represent a non traditional source of information, as readings generated by sensors flow continuously, leading to an infinite stream of data. Traditiona...
PERCOM
2010
ACM
13 years 4 months ago
2010
ACM
—Data loss in wireless communications greatly affects the reconstruction quality of a signal. In the case of images, data loss results in a reduction in quality of the received i...
GLOBECOM
2010
IEEE
13 years 3 months ago
2010
IEEE
One challenge in delay tolerant networks (DTNs) is efficient routing, as the lack of contemporaneous end-to-end paths makes conventional routing schemes inapplicable. Many existing...
IPSN
2009
Springer
14 years 22 days ago
2009
Springer
This paper exploits recent developments in sparse approximation and compressive sensing to efficiently perform localization in a sensor network. We introduce a Bayesian framework...