703 search results - page 125 / 141 » The data management problem in post-pc devices and a solutio... |
194
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VLDB
2008
ACM
15 years 12 months ago
2008
ACM
Abstract In this article, we present a comprehensive approach for privacy preserving access control based on the notion of purpose. In our model, purpose information associated wit...
189
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VLDB
2008
ACM
15 years 12 months ago
2008
ACM
With the development of inexpensive storage devices, space usage is no longer a bottleneck for computer users. However, the increasingly large amount of personal information poses ...
WOWMOM
2005
ACM
15 years 5 months ago
2005
ACM
We consider the energy consumed in radio transmission of a set of sensors forming a data gathering wireless network. Our objective is to enhance the lifetime of such networks by e...
116
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WCNC
2008
IEEE
15 years 6 months ago
2008
IEEE
—In this paper, a wireless cognitive radio sensor network is considered, where each sensor node is equipped with cognitive radio and the network is a multi-carrier system operati...
CIKM
1999
Springer
15 years 4 months ago
1999
Springer
Large scale networked image retrieval systems face a number of problems that are not fully satis ed by current systems. On one hand, integrated solutions that store all image data...