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194
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JCST
2008
15 years 6 months ago
2008
The task of clustering is to identify classes of similar objects among a set of objects. The definition of similarity varies from one clustering model to another. However, in most ...
169
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CORR
2007
Springer
15 years 6 months ago
2007
Springer
A barycentric mapping of a planar graph is a plane embedding in which every internal vertex is the average of its neighbours. A celebrated result of Tutte’s [16] is that if a pl...
148
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CORR
2007
Springer
15 years 6 months ago
2007
Springer
abstract such additional information as network annotations. We introduce a network topology modeling framework that treats annotations as an extended correlation profile of a net...
163
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IOR
2006
15 years 6 months ago
2006
Mixed-Integer Programs (MIP's) involving logical implications modelled through big-M coefficients, are notoriously among the hardest to solve. In this paper we propose and an...
178
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CORR
2007
Springer
15 years 6 months ago
2007
Springer
—The problem of security against packet timing based traffic analysis in wireless networks is considered in this work. An analytical measure of “anonymity” of routes in eave...