Distributed Integral Column Generation for Set Partitioning Problems.
Omar FoutlaneIssmail El HallaouiPierre HansenPublished in: Oper. Res. Forum (2022)
Keyphrases
- column generation
- set partitioning
- linear relaxation
- mixed integer programming
- integer program
- integer programming
- linear programming
- exact solution
- branch and bound
- cutting plane
- dantzig wolfe decomposition
- vehicle routing
- linear program
- vehicle routing problem with time windows
- optimal solution
- lagrangian relaxation
- constraint programming
- problems involving
- benchmark problems
- combinatorial optimization
- optimization problems
- valid inequalities
- linear programming relaxation
- relaxation algorithm
- lower bound
- variational inequalities
- ant colony optimization
- exact algorithms
- metaheuristic
- np complete
- genetic programming
- np hard