Decomposition-Based Multiobjective Optimization with Invasive Weed Colonies

Table 1

IGD-metric comparison results of MOEA/D-IWO, NSGA-II, and MOEA/D on F1-F9.

Problems		MOEA/D-IWO	MOEA/D	ss	NSGA-II	ss
F1	mean	0.0014	0.0015	+	0.0031	+
	min	0.0014	0.0014		0.0029
	std	1.0051E-05	3.4533E-05		1.0912E-04
F2	mean	0.0396	0.0596	+	0.0437	+
	min	0.0107	0.0161		0.0341
	std	0.0287	0.0462		0.0055
F3	mean	0.0343	0.0492	+	0.0434	+
	min	0.0054	0.0073		0.0368
	std	0.0221	0.0369		0.0037
F4	mean	0.0023	0.0215	+	0.0431	+
	min	0.0021	0.0144		0.0357
	std	1.4079E-04	0.0049		0.0042
F5	mean	0.0246	0.0327	+	0.0416	+
	min	0.0025	0.0149		0.0356
	std	0.0201	0.0217		0.0029
F6	mean	0.0270	0.0330	+	0.0750	+
	min	0.0257	0.0303		0.0622
	std	0.0011	0.0015		0.0061
F7	mean	0.0569	0.2407	+	0.4302	+
	min	0.0025	0.1687		0.1942
	std	0.0579	0.1703		0.0258
F8	mean	0.1441	0.2569	+	0.4184	+
	min	0.0927	0.1479		0.3094
	std	0.0414	0.0800		0.0397
F9	mean	0.0322	0.0440	+	0.0446	+
	min	0.0127	0.0148		0.0346
	std	0.0202	0.0291		0.0060