Keyphrases
- branch and bound algorithm
- combinatorial optimization
- lower bound
- branch and bound
- upper bound
- optimal solution
- np hard
- lower bounding
- knowledge management
- test problems
- search tree
- precedence constraints
- mixed integer linear programming
- randomly generated problems
- lagrangian relaxation
- upper bounding
- single machine scheduling problem
- optimization algorithm
- optimization problems
- competitive environment
- search algorithm
- variable ordering
- maximum clique
- metaheuristic
- similarity measure
- lower and upper bounds