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CORR
2008
Springer
125views Education» more  CORR 2008»
14 years 9 months ago
Semidefinite programming for N-Player Games
Abstract. We introduce two min-max problems: the first problem is to minimize the supremum of finitely many rational functions over a compact basic semi-algebraic set whereas the s...
Rida Laraki, Jean B. Lasserre
BMCBI
2004
151views more  BMCBI 2004»
14 years 9 months ago
Design, implementation and evaluation of a practical pseudoknot folding algorithm based on thermodynamics
Background: The general problem of RNA secondary structure prediction under the widely used thermodynamic model is known to be NP-complete when the structures considered include a...
Jens Reeder, Robert Giegerich
ICALP
2010
Springer
14 years 11 months ago
Covering and Packing in Linear Space
Abstract. Given a family of subsets of an n-element universe, the kcover problem asks whether there are k sets in the family whose union contains the universe; in the k-packing pro...
Andreas Björklund, Thore Husfeldt, Petteri Ka...
64
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EUROCRYPT
2006
Springer
15 years 1 months ago
VSH, an Efficient and Provable Collision-Resistant Hash Function
Abstract. We introduce VSH, very smooth hash, a new S-bit hash function that is provably collision-resistant assuming the hardness of finding nontrivial modular square roots of ver...
Scott Contini, Arjen K. Lenstra, Ron Steinfeld
SODA
2010
ACM
214views Algorithms» more  SODA 2010»
15 years 7 months ago
Amplified Hardness of Approximation for VCG-Based Mechanisms
If a two-player social welfare maximization problem does not admit a PTAS, we prove that any maximal-in-range truthful mechanism that runs in polynomial time cannot achieve an app...
Shaddin Dughmi, Hu Fu, Robert Kleinberg