A Hybrid Column Generation and Constraint Programming Optimizer for the Tail Assignment Problem.
Sami GabteniMattias GrönkvistPublished in: CPAIOR (2006)
Keyphrases
- column generation
- constraint programming
- combinatorial problems
- integer programming
- constraint satisfaction problems
- grasp with path relinking
- constraint satisfaction
- integer program
- constraint propagation
- mixed integer programming
- set partitioning
- integer linear programming
- search strategies
- vehicle routing
- cutting plane
- lagrangean relaxation
- global constraints
- vehicle routing problem with time windows
- constraint solver
- lagrangian relaxation
- search heuristics
- np hard
- linear programming relaxation
- constraint solving
- symmetry breaking
- finite domain
- valid inequalities
- linear programming
- hard and soft constraints
- arc consistency
- np complete
- evolutionary algorithm