A Lagrangian Column Generation Approach for the Probabilistic Crowdsourced Logistics Planning.
Chung-Kyun HanShih-Fen ChengPublished in: CASE (2021)
Keyphrases
- column generation
- lagrangian relaxation
- optimal solution
- branch and bound
- linear programming
- integer program
- linear program
- integer programming
- mixed integer programming
- vehicle routing
- set partitioning
- integer linear programming
- lagrangean relaxation
- exact solution
- set covering
- constraint programming
- bayesian networks
- set covering problem
- dual variables
- linear programming problems
- vehicle routing problem with time windows
- linear programming relaxation
- relaxation algorithm
- supply chain
- cutting plane
- valid inequalities
- cutting plane algorithm
- dantzig wolfe decomposition
- planning problems
- heuristic search
- probabilistic model
- lower bound
- ant colony optimization
- search algorithm
- objective function