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196
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IJCV
2012
13 years 9 months ago
2012
Abstract Computer vision is full of problems elegantly expressed in terms of energy minimization. We characterize a class of energies with hierarchical costs and propose a novel hi...
201
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MOBIHOC
2008
ACM
16 years 6 months ago
2008
ACM
In order to better understand human and animal mobility and its potential effects on Mobile Ad-Hoc networks and Delay-Tolerant Networks, many researchers have conducted experiment...
156
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ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
— Epidemic worms has become a social problem owing to their potency in paralyzing the Internet, thus affecting our way of life. Recent researches have pointed out that epidemic w...
151
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FOCS
2002
IEEE
15 years 11 months ago
2002
IEEE
We present the first constant-factor approximation algorithm for network design with multiple commodities and economies of scale. We consider the rent-or-buy problem, a type of m...
196
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CIKM
2008
Springer
15 years 8 months ago
2008
Springer
This paper addresses the challenging problem of similarity search over widely distributed ultra-high dimensional data. Such an application is retrieval of the top-k most similar d...