839 search results - page 147 / 168 » Integrated Data Location in Multihop Wireless Networks |
186
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SASN
2006
ACM
15 years 10 months ago
2006
ACM
A great challenge in securing sensor networks is that sensor nodes can be physically compromised. Once a node is compromised, attackers can retrieve secret information (e.g. keys)...
125
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ICDCSW
2003
IEEE
15 years 9 months ago
2003
IEEE
We present an integrated dual approach to reduce power consumption in infrastructure-mode 802.11 wireless LANs. A novel distributed power control algorithm adaptively adjusts the ...
106
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PERCOM
2005
ACM
16 years 3 months ago
2005
ACM
There is a recent trend toward rule-based authorization systems to achieve flexible security policies. Also, new sensing technologies in pervasive computing make it possible to de...
129
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EUROSSC
2007
Springer
15 years 10 months ago
2007
Springer
We describe and evaluate a distributed architecture for the online recognition of user activity sequences. In a lower layer, simple heterogeneous atomic activities were recognised ...
144
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PERCOM
2008
ACM
16 years 3 months ago
2008
ACM
In this paper we present CoWSAMI, a middleware infrastructure that enables context awareness in open ambient intelligence environments, consisting of mobile users and context sour...