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» Exact Algorithms for the Quadratic Linear Ordering Problem
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GECCO
2003
Springer
122views Optimization» more  GECCO 2003»
13 years 10 months ago
Designing A Hybrid Genetic Algorithm for the Linear Ordering Problem
The Linear Ordering Problem(LOP), which is a well-known NP-hard problem, has numerous applications in various fields. Using this problem as an example, we illustrate a general pro...
Gaofeng Huang, Andrew Lim
SIBGRAPI
2005
IEEE
13 years 10 months ago
A Linear Algorithm for Exact Pattern Matching in Planar Subdivisions
Graph sub-isomorphism is a very common approach to solving pattern search problems, but this is a NP-complete problem. This way, it is necessary to invest in research of approxima...
Pedro Ribeiro de Andrade Neto, André Luiz P...
EOR
2007
93views more  EOR 2007»
13 years 5 months ago
Exact algorithms for procurement problems under a total quantity discount structure
In this paper, we study the procurement problem faced by a buyer who needs to purchase a variety of goods from suppliers applying a so-called total quantity discount policy. This ...
Dries R. Goossens, A. J. T. Maas, Frits C. R. Spie...
SSPR
2010
Springer
13 years 3 months ago
Fast Population Game Dynamics for Dominant Sets and Other Quadratic Optimization Problems
We propose a fast population game dynamics, motivated by the analogy with infection and immunization processes within a population of “players,” for finding dominant sets, a p...
Samuel Rota Bulò, Immanuel M. Bomze, Marcel...
RTA
2000
Springer
13 years 8 months ago
Linear Higher-Order Matching Is NP-Complete
We consider the problem of higher-order matching restricted et of linear -terms (i.e., -terms where each abstraction x. M is such that there is exactly one free occurrence of x in ...
Philippe de Groote