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STACS
2004
Springer
15 years 5 months ago
On Minimum Circular Arrangement
Motivated by a scheduling problem encountered in multicast environments, we study a vertex labelling problem, called Directed Circular Arrangement (DCA), that requires one to fin...
Murali K. Ganapathy, Sachin Lodha
NOMS
2002
IEEE
130views Communications» more  NOMS 2002»
15 years 4 months ago
End-to-end service failure diagnosis using belief networks
We present fault localization techniques suitable for diagnosing end-to-end service problems in communication systems with complex topologies. We refine a layered system model th...
Malgorzata Steinder, Adarshpal S. Sethi
STACS
1994
Springer
15 years 3 months ago
Reachability and the Power of Local Ordering
The L ? = NL question remains one of the major unresolved problems in complexity theory. Both L and NL have logical characterizations as the sets of totally ordered ( ) structures...
Kousha Etessami, Neil Immerman
SODA
2008
ACM
184views Algorithms» more  SODA 2008»
15 years 1 months ago
On the approximability of influence in social networks
In this paper, we study the spread of influence through a social network, in a model initially studied by Kempe, Kleinberg and Tardos [14, 15]: We are given a graph modeling a soc...
Ning Chen
SIGECOM
2008
ACM
122views ECommerce» more  SIGECOM 2008»
14 years 11 months ago
On the windfall of friendship: inoculation strategies on social networks
This paper studies a virus inoculation game on social networks. A framework is presented which allows the measuring of the windfall of friendship, i.e., how much players benefit i...
Dominic Meier, Yvonne Anne Oswald, Stefan Schmid, ...