Designing a Multistage Supply Chain in Cross-Stage Reverse Logistics Environments: Application of Particle Swarm Optimization Algorithms

Table 10

Multiple comparison on execution time.

	𝐹𝑇GA	𝐹𝑇PSOA_IWM	𝐹𝑇PSOA_VMM
𝐹𝑇PSOA_IWM	(+, +)
𝐹𝑇PSOA_VMM	(+, +)	(−, +)
𝐹𝑇PSOA_CFM	(+, +)	(−, +)	(−, +)