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CPAIOR
2010
Springer
15 years 11 months ago
The Increasing Nvalue Constraint
This paper introduces the Increasing Nvalue constraint, which restricts the number of distinct values assigned to a sequence of variables so that each variable in the sequence is l...
Nicolas Beldiceanu, Fabien Hermenier, Xavier Lorca...
IWPEC
2010
Springer
15 years 4 months ago
Multivariate Complexity Analysis of Swap Bribery
We consider the computational complexity of a problem modeling bribery in the context of voting systems. In the scenario of Swap Bribery, each voter assigns a certain price for swa...
Britta Dorn, Ildikó Schlotter
CIE
2007
Springer
16 years 10 days ago
Computational Complexity of Constraint Satisfaction
Abstract. The input to a constraint satisfaction problem (CSP) consists of a set of variables, each with a domain, and constraints between these variables formulated by relations o...
Heribert Vollmer
HM
2007
Springer
137views Optimization» more  HM 2007»
16 years 9 days ago
A Hybrid VNS for Connected Facility Location
The connected facility location (ConFL) problem generalizes the facility location problem and the Steiner tree problem in graphs. Given a graph G = (V, E), a set of customers D ⊆...
Ivana Ljubic
PR
2000
130views more  PR 2000»
15 years 6 months ago
Self-annealing and self-annihilation: unifying deterministic annealing and relaxation labeling
Deterministic annealing and relaxation labeling algorithms for classification and matching are presented and discussed. A new approach--self annealing--is introduced to bring dete...
Anand Rangarajan