Design of Large Thinned Arrays Using Different Biogeography-Based Optimization Migration Models

Table 1

Comparative results for the test functions. The smaller values are in bold.

Migration model	Test function
	Linear	0 ± 0	50.592 ± 26.042	0.133 ± 0.084	0.744 ± 0.295	0 ± 0	0.012 ± 0.033	0.200 ± 0.400	3.934 ± 2.437
Sinusoidal	0.861 ± 0.552	29.844 ± 16.559	0.091 ± 0.090	0.725 ± 0.205	0 ± 0	0.003 ± 0.009	0.003 ± 0.010	2.561 ± 1.894
Model 7	0.893 ± 0.503	42.243 ± 23.893	0.201 ± 0.092	0.673 ± 0.142	0 ± 0	0.018 ± 0.023	0 ± 0	4.144 ± 3.704
Model 8	0.767 ± 0.898	70.062 ± 33.001	0.131 ± 0.081	0.701 ± 0.250	0 ± 0	0.004 ± 0.014	0 ± 0	3.209 ± 2.088