738 search results - page 49 / 148 » Security considerations in ad hoc sensor networks |
WICOMM
2002
13 years 8 months ago
2002
MOBICOM
2006
ACM
14 years 2 months ago
2006
ACM
It was recently reported that all known face and combined greedy-face routing variants cannot guarantee message delivery in arbitrary undirected planar graphs. The purpose of this...
ICC
2008
IEEE
14 years 3 months ago
2008
IEEE
—Connectivity-based routing protocols use the hop count vector to a group of anchors for packet forwarding. Due to the discrete nature of hop count based coordinates, without an ...
MSWIM
2005
ACM
14 years 2 months ago
2005
ACM
In this paper, we consider the security of geographical forwarding (GF) – a class of algorithms widely used in ad hoc and sensor networks. In GF, neighbors exchange their locati...
ICASSP
2009
IEEE
14 years 3 months ago
2009
IEEE
Abstract –In this paper, a variational message passing framework is proposed for Markov random fields, which is computationally more efficient and admits wider applicability comp...