Multithreshold Segmentation Based on Artificial Immune Systems

Table 1

Comparison between the EM, the LM, and the CSA algorithm, considering two different initial conditions.

Parameters	Initial condition 1	EM	LM	CSA	Initial condition 2	EM	LM	CSA
𝜇1	40.6	33.13	32.12	32.23	10	20.90	31.80	32.25
𝜇2	81.2	81.02	82.05	81.55	100	82.78	80.85	82.00
𝜇3	121.8	127.52	127	126.89	138	146.67	128	127.11
𝜇4	162.4	167.58	166.80	167.00	200	180.72	165.90	166.50
𝜎1	15	25.90	25.50	25.30	10	18.52	20.10	25.01
𝜎2	15	9.78	9.70	9.86	5	12.52	9.81	9.45
𝜎3	15	17.72	17.05	17.12	8	20.5	15.15	17.23
𝜎4	15	17.03	17.52	17.45	22	10.09	18.00	17.22
𝑃1	0.25	0.0313	0.0310	0.317	0.20	0.0225	0.0312	0.317
𝑃2	0.25	0.2078	0.2081	0.198	0.30	0.2446	0.2079	0.214
𝑃3	0.25	0.2508	0.2500	0.249	0.20	0.5232	0.2502	0.245
𝑃4	0.25	0.5102	0.5110	0.501	0.30	0.2098	0.5108	0.498