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AAAI
1998
13 years 6 months ago
Which Search Problems Are Random?
The typical difficulty of various NP-hard problems varies with simple parameters describing their structure. This behavior is largely independent of the search algorithm, but depe...
Tad Hogg
ISAAC
2003
Springer
125views Algorithms» more  ISAAC 2003»
13 years 10 months ago
A Heuristic for the Stacker Crane Problem on Trees Which Is Almost Surely Exact
Abstract Given an edge-weighted transportation network G and a list of transportation requests L, the Stacker Crane Problem is to find a minimum-cost tour for a server along the e...
Amin Coja-Oghlan, Sven Oliver Krumke, Till Nierhof...
STOC
1993
ACM
121views Algorithms» more  STOC 1993»
13 years 9 months ago
On the generation of multivariate polynomials which are hard to factor
In this paper we consider the di culty of factoring multivariate polynomials F(x y z :::) modulo n. We consider in particular the case in which F is a product of two randomly chose...
Adi Shamir
INFORMATICALT
2000
113views more  INFORMATICALT 2000»
13 years 4 months ago
An Intensive Search Algorithm for the Quadratic Assignment Problem
Many heuristics, such as simulated annealing, genetic algorithms, greedy randomized adaptive search procedures are stochastic. In this paper, we propose a deterministic heuristic a...
Alfonsas Misevicius
SAT
2010
Springer
172views Hardware» more  SAT 2010»
13 years 3 months ago
On the Relative Merits of Simple Local Search Methods for the MAX-SAT Problem
Algorithms based on local search are popular for solving many optimization problems including the maximum satisfiability problem (MAXSAT). With regard to MAXSAT, the state of the ...
Denis Pankratov, Allan Borodin