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» Hardness and Algorithms for Rainbow Connectivity
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ISAAC
2009
Springer
78views Algorithms» more  ISAAC 2009»
15 years 6 months ago
Reconstructing Polygons from Scanner Data
A range-finding scanner can collect information about the shape of an (unknown) polygonal room in which it is placed. Suppose that a set of scanners returns not only a set of poin...
Therese C. Biedl, Stephane Durocher, Jack Snoeyink
SAC
2008
ACM
14 years 11 months ago
Whom should I trust?: the impact of key figures on cold start recommendations
Generating adequate recommendations for newcomers is a hard problem for a recommender system (RS) due to lack of detailed user profiles and social preference data. Empirical evide...
Patricia Victor, Chris Cornelis, Ankur Teredesai, ...
ALT
2010
Springer
15 years 1 months ago
Inferring Social Networks from Outbreaks
We consider the problem of inferring the most likely social network given connectivity constraints imposed by observations of outbreaks within the network. Given a set of vertices ...
Dana Angluin, James Aspnes, Lev Reyzin
SIGCOMM
2012
ACM
13 years 2 months ago
Network-aware service placement in a distributed cloud environment
We consider a system of compute and storage resources geographically distributed over a large number of locations connected via a wide-area network. By distributing the resources,...
Moritz Steiner, Bob Gaglianello Gaglianello, Vijay...
MOBICOM
2012
ACM
13 years 2 months ago
Temporal reachability graphs
While a natural fit for modeling and understanding mobile networks, time-varying graphs remain poorly understood. Indeed, many of the usual concepts of static graphs have no obvi...
John Whitbeck, Marcelo Dias de Amorim, Vania Conan...