528 search results - page 32 / 106 » Some problems of directional sensor networks |
JPDC
2006
13 years 8 months ago
2006
In wireless sensor networks (WSNs), sensors' locations play a critical role in many applications. Having a GPS receiver on every sensor node is costly. In the past, a number ...
MOBICOM
2006
ACM
14 years 2 months ago
2006
ACM
Wireless sensor networks are tightly associated with the underlying environment in which the sensors are deployed. The global topology of the network is of great importance to bot...
ESA
2007
Springer
14 years 2 months ago
2007
Springer
Given a (directed or undirected) graph with edge costs, the power of a node is the maximum cost of an edge leaving it, and the power of the graph is the sum of the powers of its n...
CCS
2006
ACM
14 years 5 days ago
2006
ACM
A broadcast authentication mechanism is important in wireless sensor networks, assuring receivers of a packet's validity. To provide authentication, some researchers utilize ...
COMCOM
2006
13 years 8 months ago
2006
We consider the problem of reliable data dissemination in the context of wireless sensor networks. For some application scenarios, reliable data dissemination to all nodes is nece...