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SODA
2007
ACM
115views Algorithms» more  SODA 2007»
15 years 8 months ago
Strong price of anarchy
A strong equilibrium (Aumann 1959) is a pure Nash equilibrium which is resilient to deviations by coalitions. We define the strong price of anarchy to be the ratio of the worst c...
Nir Andelman, Michal Feldman, Yishay Mansour
DATAMINE
2010
189views more  DATAMINE 2010»
15 years 7 months ago
A game-theoretic framework to identify overlapping communities in social networks
In this paper, we introduce a game-theoretic framework to address the community detection problem based on the structures of social networks. We formulate the dynamics of community...
Wei Chen, Zhenming Liu, Xiaorui Sun, Yajun Wang
SIGECOM
2008
ACM
122views ECommerce» more  SIGECOM 2008»
15 years 7 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, ...
FUN
2010
Springer
279views Algorithms» more  FUN 2010»
15 years 5 months ago
Cracking Bank PINs by Playing Mastermind
The bank director was pretty upset noticing Joe, the system administrator, spending his spare time playing Mastermind, an old useless game of the 70ies. He had fought the instinct ...
Riccardo Focardi, Flaminia L. Luccio
STOC
2009
ACM
145views Algorithms» more  STOC 2009»
16 years 7 months ago
Intrinsic robustness of the price of anarchy
The price of anarchy (POA) is a worst-case measure of the inefficiency of selfish behavior, defined as the ratio of the objective function value of a worst Nash equilibrium of a g...
Tim Roughgarden