807 search results - page 45 / 162 » Term Rewriting for Access Control |
139
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TWC
2008
15 years 1 months ago
2008
Abstract--We investigate the dynamic spectrum sharing problem among primary and secondary users in a cognitive radio network. We consider the scenario where primary users exhibit o...
136
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WISEC
2009
ACM
15 years 8 months ago
2009
ACM
In wireless sensor networks, it is critical to restrict the network access only to eligible sensor nodes, while messages from outsiders will not be forwarded in the networks. In t...
204
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GIS
2004
ACM
16 years 3 months ago
2004
ACM
Despite various interoperability recommendations, heterogeneity of Geographic Information Systems (GIS) is still an issue. This led to an increasing need for a data integration sy...
109
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SAC
2006
ACM
15 years 8 months ago
2006
ACM
In this paper, we describe the design and implementation of a tuple-based distributed memory realized with the use of RFID technology. The key idea – rooted in a more general sc...
111
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CSCW
2010
ACM
15 years 10 months ago
2010
ACM
In a world of widespread information access, information can overwhelm collaborators, even with visualizations to help. We extend prior work to study the effect of shared informat...