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» Arc-Consistency and Arc-Consistency Again
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CP
2007
Springer
14 years 1 months ago
Path Consistency by Dual Consistency
Dual Consistency (DC) is a property of Constraint Networks (CNs) which is equivalent, in its unrestricted form, to Path Consistency (PC). The principle is to perform successive sin...
Christophe Lecoutre, Stéphane Cardon, Julie...
SAC
2005
ACM
14 years 1 months ago
Box-set consistency for interval-based constraint problems
As opposed to finite domain CSPs, arc consistency cannot be enforced, in general, on CSPs over the reals, including very simple instances. In contrast, a stronger property, the s...
Gilles Chabert, Gilles Trombettoni, Bertrand Neveu
AAAI
1996
13 years 8 months ago
Enhancements of Branch and Bound Methods for the Maximal Constraint Satisfaction Problem
Two methods are described for enhancing performance of branch and bound methods for overconstrained CSPS. These methods improve either the upper or lower bound, respectively, duri...
Richard J. Wallace
JSAT
2006
92views more  JSAT 2006»
13 years 7 months ago
A Translation of Pseudo Boolean Constraints to SAT
This paper introduces a new CNF encoding of pseudo-Boolean constraints, which allows unit propagation to maintain generalized arc consistency. In the worst case, the size of the p...
Olivier Bailleux, Yacine Boufkhad, Olivier Roussel
SAT
2007
Springer
92views Hardware» more  SAT 2007»
14 years 1 months ago
Mapping CSP into Many-Valued SAT
We first define a mapping from CSP to many-valued SAT which allows to solve CSP instances with many-valued SAT solvers. Second, we define a new many-valued resolution rule and p...
Carlos Ansótegui, Maria Luisa Bonet, Jordi ...