Column Generation based Primal Heuristics.
Cédric JoncourS. MichelRuslan SadykovD. SverdlovFrançois VanderbeckPublished in: Electron. Notes Discret. Math. (2010)
Keyphrases
- column generation
- dual variables
- linear program
- linear programming
- grasp with path relinking
- optimal solution
- branch and bound
- lagrangean relaxation
- integer program
- lagrangian relaxation
- set partitioning
- integer linear programming
- vehicle routing
- exact solution
- cutting plane
- primal dual
- integer programming
- mixed integer programming
- linear programming problems
- constraint programming
- linear programming relaxation
- set covering problem
- simplex method
- vehicle routing problem with time windows
- objective function
- search algorithm
- search strategies
- set covering
- heuristic search
- exact algorithms
- branch and bound algorithm
- cutting plane algorithm
- search space
- mixed integer
- production planning
- heuristic methods
- computational complexity
- feasible solution
- dual formulation
- lower bound
- constraint satisfaction