Research Article

Bilevel Optimization for the Hazmat Transportation Problem with Lane Reservation

Table 2

Proposed approaches for solving the BHLRP based on a three-stage strategy.

ā€‰(1) EX-PSO-EX(2) EX-GA-EX(3) EX-EX-EX

Step 1Exact solutionExact solutionExact solution
Step 2Particle swarm optimization algorithmGenetic algorithmExplicit complete enumeration
Step 3Exact solutionExact solutionExact solution