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NETWORKS
2007
14 years 9 months ago
Models and branch-and-cut algorithms for pickup and delivery problems with time windows
In the pickup and delivery problem with time windows (PDPTW), capacitated vehicles must be routed to satisfy a set of transportation requests between given origins and destination...
Stefan Ropke, Jean-François Cordeau, Gilber...
EMO
2001
Springer
100views Optimization» more  EMO 2001»
15 years 1 months ago
Fuzzy Evolutionary Hybrid Metaheuristic for Network Topology Design
Abstract. Topology design of enterprise networks is a hard combinatorial optimization problem. It has numerous constraints, several objectives, and a very noisy solution space. Bes...
Habib Youssef, Sadiq M. Sait, Salman A. Khan
COR
2000
129views more  COR 2000»
14 years 9 months ago
Heuristics for the multi-vehicle covering tour problem
The multi-vehicle covering tour problem is de"ned on a graph G"(<6=, E), where = is a set of vertices that must collectively be covered by up to m vehicles. The probl...
Mondher Hachicha, M. John Hodgson, Gilbert Laporte...
ESWA
2010
101views more  ESWA 2010»
14 years 8 months ago
A note on the truck and trailer routing problem
This study considers a relaxation of the truck and trailer routing problem (TTRP), called the relaxed truck and trailer routing problem (RTTRP). In the TTRP, the number of availab...
Shih-Wei Lin, Vincent F. Yu, Shuo-Yan Chou
ANOR
2011
214views more  ANOR 2011»
14 years 4 months ago
A hybrid constraint programming approach to the log-truck scheduling problem
Abstract. Scheduling problems in the forest industry have received significant attention in the recent years and have contributed many challenging applications for optimization te...
Nizar El Hachemi, Michel Gendreau, Louis-Martin Ro...