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COR
2006
98views more  COR 2006»
14 years 10 months ago
Exploiting semidefinite relaxations in constraint programming
Constraint programming uses enumeration and search tree pruning to solve combinatorial optimization problems. In order to speed up this solution process, we investigate the use of...
Willem Jan van Hoeve
COR
2006
118views more  COR 2006»
14 years 10 months ago
Accelerating column generation for aircraft scheduling using constraint propagation
We discuss how constraint programming can improve the performance of a column generation solution process for the NP-hard Tail Assignment problem in aircraft scheduling. Combining...
Mattias Grönkvist
COR
2006
93views more  COR 2006»
14 years 10 months ago
Data envelopment analysis for weight derivation and aggregation in the analytic hierarchy process
Data envelopment analysis (DEA) is proposed in this paper to generate local weights of alternatives from pair-wise comparison judgment matrices used in the analytic hierarchy proc...
Ramakrishnan Ramanathan
COR
2006
110views more  COR 2006»
14 years 10 months ago
Curling's paradox
There is an age old debate in curling about whether it is better to be down one point with last shot, or ahead by one point without. The objective of this paper is to apply sensit...
Kent J. Kostuk, Keith A. Willoughby
COR
2006
107views more  COR 2006»
14 years 10 months ago
Vehicle routing and scheduling with dynamic travel times
The field of dynamic vehicle routing and scheduling is growing at a fast pace nowadays, due to many potential applications in courier services, emergency services, truckload and l...
Jean-Yves Potvin, Ying Xu, Ilham Benyahia