20441 search results - page 523 / 4089 » Locally Computable Structures |
215
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DCOSS
2010
Springer
15 years 10 months ago
2010
Springer
A number of protocols have been proposed to date to defend against wormhole attacks in wireless networks by adopting synchronized clocks, positioning devices, or directional antenn...
215
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BIRTHDAY
2005
Springer
15 years 8 months ago
2005
Springer
Abstract. We introduce an ambient-based calculus that combines ambient mobility with process mobility, uses group names to collect ambients with homologous features, and exploits c...
187
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CIMAGING
2010
15 years 8 months ago
2010
Undersea localization requires a computationally expensive partial differential equation simulation to test each candidate hypothesis location via matched filter. We propose a met...
162
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ADT
2008
15 years 7 months ago
2008
By range-free localization, the positions of a mobile device can be limited to the coverage area of a radio access network cell. The drawback of such approach is the coarseness of ...
183
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CAD
2010
Springer
15 years 7 months ago
2010
Springer
In this paper we present a new algorithm which turns an unstructured triangle mesh into a quad-dominant mesh with edges well aligned to the principal directions of the underlying ...