Titlebook: Ad-hoc, Mobile and Wireless Networks; 7th International Co David Coudert,David Simplot-Ryl,Ivan Stojmenovic Conference proceedings 2008 Spr

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Peter Buchholz,Andras Meszaros,Miklos Telek.-connected and the total power is minimum. We give a new very simple approximation algorithm for this problem that significantly improves the previously best known approximation ratios. Specifically, the approximation ratios of our algorithm are:.Our results are based on a (.?+?1)-approximation alg

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https://doi.org/10.1007/978-3-658-45594-1etter personal health care whilst enhancing the quality of life. A critical factor in the acceptance of WBANs is providing appropriate security and privacy protection of the wireless communication. This paper first describes a general health care platform and pinpoints the security challenges and re

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https://doi.org/10.1007/978-3-658-45594-1r a set of radio stations with the same communication range, distributed in a random uniform way on a unit square region. In order to capture fault dependencies, we introduce the . model in which damaging events, called ., occur randomly and . on the region, causing faults in all nodes located withi