687 search results - page 54 / 138 » Connectivity and coverage maintenance in wireless sensor net... |
TPDS
2008
13 years 7 months ago
2008
This paper addresses fault-tolerant topology control in a heterogeneous wireless sensor network consisting of several resource-rich supernodes, used for data relaying, and a large...
GLOBECOM
2007
IEEE
13 years 11 months ago
2007
IEEE
Wireless sensor networks have been widely used in many surveillance applications. Due to the importance of sensor nodes in such applications, certain level of protection needs to b...
MOBIHOC
2002
ACM
14 years 7 months ago
2002
ACM
This paper investigates two fundamental characteristics of a wireless multihop network: its minimum node degree and its k?connectivity. Both topology attributes depend on the spat...
WINET
2010
13 years 6 months ago
2010
Connectivity in wireless ad hoc and sensor networks is typically analyzed using a graph-theoretic approach. In this paper, we investigate an alternative communication-theoretic app...
COMSWARE
2008
IEEE
14 years 2 months ago
2008
IEEE
— In this paper, we propose a new security metric for measuring resilience of a symmetric key distribution scheme in wireless sensor network. A polynomial-based and a novel compl...