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159
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COR
2008
15 years 6 months ago
2008
: The paper presents results on the runtime complexity of two ant colony optimization (ACO) algorithms: Ant System, the oldest ACO variant, and GBAS, the first ACO variant for whic...
132
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COR
2008
15 years 6 months ago
2008
We consider a firm that faces random demand and receives product from a single supplier who faces random supply. The supplier's availability may be affected by events such as...
146
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CORR
2010
Springer
15 years 6 months ago
2010
Springer
Despite the tremendous success of BitTorrent, its swarming system suffers from a fundamental limitation: lower or no availability of unpopular contents. Recently, Menasche et al. ...
207
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CORR
2008
Springer
15 years 6 months ago
2008
Springer
In this work we present a measurement study of user mobility in Second Life. We first discuss different techniques to collect user traces and then focus on results obtained using ...
177
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CORR
2010
Springer
15 years 6 months ago
2010
Springer
We develop sub-Nyquist sampling systems for analog signals comprised of several, possibly overlapping, finite duration pulses with unknown shapes and time positions. Efficient sam...