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

Table 7

Sensitivity analysis with varying service radius of ICPs.

	Service radius of ICPs: total cost in dollars ($)
	17 miles			21 miles			25 miles			29 miles
	Best	Worst	Mean	Best	Worst	Mean	Best	Worst	Mean	Best	Worst	Mean
MPGSA	169093	184564	178379	168146	182098	175151	169435	180740	175517	167592	179659	174424
PGSA	182243	196197	188738	182370	192929	187279	178083	193473	186417	180429	198208	187507
SA	183110	208635	197219	170636	206136	192199	173146	205348	191448	172553	204753	191277
GA	212089	236487	226980	218098	225987	213234	204860	225700	215830	191765	213457	203876
AIS	207466	223450	219020	220340	222560	204237	192240	195780	193430	180450	185100	182560