Fast Image Segmentation Using Two-Dimensional Otsu Based on Estimation of Distribution Algorithm

Table 2

Comparisons of computational costs (s).

Method	Image
	Rice	Tire	Duck	Bird	Motorcycle
Otsu	0.011	0.012	0.013	0.015	0.018
2D Otsu	1.46	1.41	2.01	1.71	1.52
2D Otsu-FSA	0.62	0.64	1.16	1.05	0.68
2D Otsu-GA	0.46	0.51	0.86	0.79	0.53
ME + PPD	0.32	0.38	0.28	0.22	0.27
LCK	5.63	13.25	22.36	23.50	19.72
LSD	4.52	9.64	19.45	16.37	15.21
Our	0.14	0.18	0.12	0.09	0.13