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ISIPTA
2003
IEEE
140views Mathematics» more  ISIPTA 2003»
14 years 2 months ago
A Second-Order Uncertainty Model of Independent Random Variables: An Example of the Stress-Strength Reliability
A second-order hierarchical uncertainty model of a system of independent random variables is studied in the paper. It is shown that the complex nonlinear optimization problem for ...
Lev V. Utkin
NIPS
2004
13 years 10 months ago
Comparing Beliefs, Surveys, and Random Walks
Survey propagation is a powerful technique from statistical physics that has been applied to solve the 3-SAT problem both in principle and in practice. We give, using only probabi...
Erik Aurell, Uri Gordon, Scott Kirkpatrick
JCT
2002
56views more  JCT 2002»
13 years 8 months ago
The Width of Random Subsets of Boolean Lattices
Suppose we toss an independent coin with probability of success p for each subset of [n] = {1, . . . , n}, and form the random hypergraph P(n, p) by taking as hyperedges the subse...
Yoshiharu Kohayakawa, Bernd Kreuter
ORL
2011
12 years 11 months ago
Random half-integral polytopes
We show that half-integral polytopes obtained as the convex hull of a random set of half-integral points of the 0/1 cube have rank as high as Ω(log n/ log log n) with positive pr...
Gábor Braun, Sebastian Pokutta
JCT
2007
108views more  JCT 2007»
13 years 8 months ago
The cover time of the preferential attachment graph
The preferential attachment graph Gm(n) is a random graph formed by adding a new vertex at each time step, with m edges which point to vertices selected at random with probability...
Colin Cooper, Alan M. Frieze