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147
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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...
173
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AAIM
2007
Springer
15 years 10 months ago
2007
Springer
BitTorrent (BT) in practice is a very efficient method to share data over a network of clients. In this paper we extend the recent work of Arthur and Panigrahy [1] on modelling the...
147
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GLOBECOM
2007
IEEE
15 years 10 months ago
2007
IEEE
Ad-hoc networks and sensor networks, where nodes communicate with each other without fixed infrastructure, are of great importance for many industrial, environmental, and safety-r...
216
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CONEXT
2005
ACM
15 years 8 months ago
2005
ACM
In recent years, much work has been done on attempting to scale multicast data transmission to hundreds or thousands of receivers. There are, however, many situations where an app...
181
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ATMOS
2008
15 years 8 months ago
2008
The problem of robust line planning requests for a set of origin-destination paths (lines) along with their traffic rates (frequencies) in an underlying railway network infrastruct...