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DM
2008
66views more  DM 2008»
13 years 11 months ago
Constructions of non-principal families in extremal hypergraph theory
A family F of k-graphs is called non-principal if its Tur
Dhruv Mubayi, Oleg Pikhurko
SIAMCOMP
2000
109views more  SIAMCOMP 2000»
13 years 10 months ago
Dual-Bounded Generating Problems: Partial and Multiple Transversals of a Hypergraph
Abstract. We consider two natural generalizations of the notion of transversal to a finite hypergraph, arising in data-mining and machine learning, the so called multiple and parti...
Endre Boros, Vladimir Gurvich, Leonid Khachiyan, K...
DIS
2008
Springer
14 years 20 days ago
Constructing Iceberg Lattices from Frequent Closures Using Generators
Frequent closures (FCIs) and generators (FGs) as well as the precedence relation on FCIs are key components in the definition of a variety of association rule bases. Although their...
Laszlo Szathmary, Petko Valtchev, Amedeo Napoli, R...
CORR
2010
Springer
91views Education» more  CORR 2010»
13 years 11 months ago
Structure of Extreme Correlated Equilibria
We exhibit the rich structure of the set of correlated equilibria by analyzing the simplest of polynomial games: the mixed extension of matching pennies. We show that while the co...
Noah D. Stein, Asuman E. Ozdaglar, Pablo A. Parril...
SODA
2010
ACM
216views Algorithms» more  SODA 2010»
14 years 8 months ago
On linear and semidefinite programming relaxations for hypergraph matching
The hypergraph matching problem is to find a largest collection of disjoint hyperedges in a hypergraph. This is a well-studied problem in combinatorial optimization and graph theo...
Yuk Hei Chan, Lap Chi Lau