Solving VRPTWs with Constraint Programming Based Column Generation.
Louis-Martin RousseauMichel GendreauGilles PesantFilippo FocacciPublished in: Ann. Oper. Res. (2004)
Keyphrases
- column generation
- constraint programming
- integer program
- linear programming problems
- exact solution
- set partitioning
- search heuristics
- constraint optimization
- linear relaxation
- finite domain
- constraint problems
- combinatorial problems
- integer programming
- constraint satisfaction
- constraint solvers
- constraint propagation
- constraint satisfaction problems
- integer linear programming
- vehicle routing
- mixed integer programming
- cutting plane
- vehicle routing problem with time windows
- symmetry breaking
- search strategies
- constraint solver
- global constraints
- arc consistency
- dantzig wolfe decomposition
- dual variables
- lagrangian relaxation
- branch and bound
- linear programming
- lower bound
- search strategy
- combinatorial optimization
- search space