Sciweavers

1774 search results - page 20 / 355
» Electrocardiogram on Wireless Sensor Nodes
Sort
View
CCS
2010
ACM
13 years 8 months ago
Securing wireless sensor networks against large-scale node capture attacks
Securing wireless sensor networks against node capture is a challenging task. All well-known random key pre-distribution systems, including the Eschenauer and Gligor's pionee...
Tuan Manh Vu, Reihaneh Safavi-Naini, Carey William...
NTMS
2009
IEEE
14 years 2 months ago
Performance Study of Node Placement for Congestion Control in Wireless Sensor Networks
— Performance of Wireless Sensor Networks (WSNs) can be affected when the network is deployed under different topologies. In this paper we present a performance study of congesti...
Vasos Vassiliou, Charalambos Sergiou
KIVS
2011
Springer
12 years 10 months ago
A Feasibility Check for Geographical Cluster Based Routing under Inaccurate Node Localization in Wireless Sensor Networks
Localized geographic single path routing along a wireless network graph requires exact location information about the network nodes to assure message delivery guarantees. Node loc...
Hannes Frey, Ranjith Pillay
SAINT
2008
IEEE
14 years 1 months ago
Dynamic Relay Node Placement in Wireless Sensor Networks
In this paper we present an online algorithm that attacks the problem of placing relay nodes in regions where high localized congestion is detected. Congestion refers to the netwo...
Jorge Mena, Vana Kalogeraki
ICCCN
2008
IEEE
14 years 2 months ago
An Empirical Energy Model for Supercapacitor Powered Wireless Sensor Nodes
—The modeling of energy components in Wireless Sensor Network (WSN) simulation is important for obtaining realistic lifetime predictions and ensuring the faithful operation of en...
Geoff V. Merrett, Alex S. Weddell, A. P. Lewis, Ni...