24444 search results - page 4470 / 4889 » A Data Model for Data Integration |
212
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PERCOM
2005
ACM
16 years 6 months ago
2005
ACM
In this paper, we present a novel method to adapt the temporal radio maps for indoor location determination by offsetting the variational environmental factors using data mining t...
164
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PERCOM
2004
ACM
16 years 6 months ago
2004
ACM
In this paper we investigate the performance of IEEE 802.11b ad hoc networks by means of an experimental study. This analysis reveals several aspects that are usually neglected in...
184
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MOBISYS
2007
ACM
16 years 6 months ago
2007
ACM
We present rendezvous-based access control for access control in the pre-hospital environment. Rendezvous-based access control is a simple cryptographic access control method that...
175
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MOBISYS
2005
ACM
16 years 6 months ago
2005
ACM
If a mobile computing device knows how it is positioned and oriented in relation to other devices nearby, then it can provide enhanced support for multi-device and multi-user inte...
181
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MOBIHOC
2008
ACM
16 years 6 months ago
2008
ACM
Channel allocation was extensively investigated in the framework of cellular networks, but it was rarely studied in the wireless ad-hoc networks, especially in the multi-hop ad-ho...