A Network Optimization Research for Product Returns Using Modified Plant Growth Simulation Algorithm

Table 9

Sensitivity analysis with varying capacity of CRCs.

	Capacity of CRCs: total cost in dollars ($)
	700 units			800 units			900 units
	Best	Worst	Mean	Best	Worst	Mean	Best	Worst	Mean
MPGSA	166493	178013	172685	167500	176613	171961	168875	177794	174149
PGSA	179429	186013	182553	179058	187539	183342	177933	187551	183334
SA	168412	203453	190507	174645	202796	191490	174050	203744	192501
Number of CRCs using MPGSA	3.83			3.30			3.10
	Capacity of CRCs: total cost in dollars ($)
	1000 units			1100 units			1200 units
	Best	Worst	Mean	Best	Worst	Mean	Best	Worst	Mean
MPGSA	169435	180740	175517	170308	178899	175006	167766	180649	174468
PGSA	178083	193473	186417	183254	190123	186774	180489	190030	187061
SA	173146	205348	191448	168646	206226	192809	167500	207151	191591
Number of CRCs using MPGSA	3.17			2.97			2.60