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» Approximation Algorithms for Unique Games
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CORR
2011
Springer
159views Education» more  CORR 2011»
14 years 8 months ago
How to Play Unique Games against a Semi-Random Adversary
In this paper, we study the average case complexity of the Unique Games problem. We propose a natural semi-random model, in which a unique game instance is generated in several st...
Alexandra Kolla, Konstantin Makarychev, Yury Makar...
STOC
2010
ACM
149views Algorithms» more  STOC 2010»
15 years 6 months ago
Graph Expansion and the Unique Games Conjecture
Prasad Raghavendra and David Steurer
FOCS
2004
IEEE
15 years 4 months ago
Optimal Inapproximability Results for Max-Cut and Other 2-Variable CSPs?
In this paper we show a reduction from the Unique Games problem to the problem of approximating MAX-CUT to within a factor of GW + , for all > 0; here GW .878567 denotes the a...
Subhash Khot, Guy Kindler, Elchanan Mossel, Ryan O...
APPROX
2010
Springer
138views Algorithms» more  APPROX 2010»
15 years 2 months ago
Improved Rounding for Parallel Repeated Unique Games
We show a tight relation between the behavior of unique games under parallel repetition and their semidefinite value. Let G be a unique game with alphabet size k. Suppose the semid...
David Steurer
STOC
2012
ACM
193views Algorithms» more  STOC 2012»
13 years 3 months ago
A new point of NP-hardness for unique games
d abstract; full version begins on page 13) Ryan O’Donnell∗ John Wright† November 2, 2011 We show that distinguishing 1 2 -satisfiable Unique-Games instances from (3 8 + )-...
Ryan O'Donnell, John Wright