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159
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NETWORKING
2007
15 years 6 months ago
2007
In this paper, we study the problem of how to design overlay topologies in multi-hop wireless networks such that the overlays achieve perfect resilience, in terms of all cooperativ...
144
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NETWORKING
2007
15 years 6 months ago
2007
Most routing algorithms for sensor networks focus on finding energy efficient paths to prolong the lifetime of sensor networks. As a result, the sensors on the efficient paths are ...
145
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SODA
2008
ACM
15 years 6 months ago
2008
ACM
In this paper, we present two techniques to analyze greedy approximation with nonsubmodular functions restricted submodularity and shifted submodularity. As an application of the ...
146
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SODA
2008
ACM
15 years 6 months ago
2008
ACM
In this paper, we study the spread of influence through a social network, in a model initially studied by Kempe, Kleinberg and Tardos [14, 15]: We are given a graph modeling a soc...
137
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TRECVID
2008
15 years 6 months ago
2008
This paper describes the FIU-UM group TRECVID 2008 high level feature extraction task submission. We have used a correlation based video semantic concept detection system for this...