Sciweavers

3517 search results - page 377 / 704
» Relay sensor placement in wireless sensor networks
Sort
View
MSWIM
2009
ACM
16 years 1 months ago
The MAC unreliability problem in IEEE 802.15.4 wireless sensor networks
In recent years, the number of sensor network deployments for real-life applications has rapidly increased and it is expected to expand even more in the near future. Actually, for...
Giuseppe Anastasi, Marco Conti, Mario Di Francesco
SASN
2006
ACM
16 years 23 days ago
Diversify sensor nodes to improve resilience against node compromise
A great challenge in securing sensor networks is that sensor nodes can be physically compromised. Once a node is compromised, attackers can retrieve secret information (e.g. keys)...
Abdulrahman Alarifi, Wenliang Du
SENSYS
2009
ACM
16 years 1 months ago
Run time assurance of application-level requirements in wireless sensor networks
Continuous and reliable operation of WSNs is notoriously difficult to guarantee due to hardware degradation and environmental changes. In this paper, we propose and demonstrate a ...
Jingyuan Li, Yafeng Wu, Krasimira Kapitanova, John...
INFOCOM
2009
IEEE
16 years 1 months ago
Opportunistic Processing and Query of Motion Trajectories in Wireless Sensor Networks
—We study the problem of in-network processing and queries of trajectories of moving targets in a sensor network. The main idea is to exploit the spatial coherence of target traj...
Dengpan Zhou, Jie Gao
IPPS
2006
IEEE
16 years 25 days ago
Power-aware data dissemination protocols in wireless sensor networks
Recent rapid technological developments have led to the development of tiny, low-power, low-cost sensors. Such devices integrate sensing, limited data processing and communication...
Sotiris E. Nikoletseas