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» Distributed optimization in sensor networks
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COOPIS
2004
IEEE
15 years 7 months ago
Minimizing the Network Distance in Distributed Web Crawling
Abstract. Distributed crawling has shown that it can overcome important limitations of the centralized crawling paradigm. However, the distributed nature of current distributed cra...
Odysseas Papapetrou, George Samaras
GLOBECOM
2010
IEEE
15 years 2 months ago
A Distributed Public Key Caching Scheme in Large Wireless Networks
When asymmetric cryptography techniques are used in wireless networks, the public keys of the nodes need to be widely available and signed by a Certificate Authority (CA). However,...
Yuan Kong, Jing Deng, Stephen R. Tate
ICESS
2004
Springer
15 years 9 months ago
A New Gradient-Based Routing Protocol in Wireless Sensor Networks
A new gradient-based routing protocol is proposed in this paper. It takes into account the minimum hop count and remaining energy of each node while relaying data from source node ...
Li Xia, Xi Chen, Xiaohong Guan
GIS
2009
ACM
15 years 7 months ago
Opportunistic sampling in wireless sensor networks
In an active WSN where user queries are regularly processed, a significant proportion of nodes relay and overhear data generated by other nodes in the network. In this paper, we ...
Muhammad Umer, Egemen Tanin, Lars Kulik
ICC
2009
IEEE
142views Communications» more  ICC 2009»
15 years 11 months ago
Localized Sensor Self-Deployment for Guaranteed Coverage Radius Maximization
—Focused coverage is defined as the coverage of a wireless sensor network surrounding a point of interest (POI), and is measured by coverage radius, i.e., minimum distance from ...
Xu Li, Hannes Frey, Nicola Santoro, Ivan Stojmenov...