A Novel Plant Root Foraging Algorithm for Image Segmentation Problems

Table 5

The mean CPU time of the compared population-based methods on Otsu algorithm.

Dim	Algorithm
	ARFO	ABC	PSO	DE	GA
2 Dim	2.54𝐸−01	3.01𝐸−01	1.04𝐸+00	9.55𝐸−01	3.01𝐸+00
3 Dim	2.92𝐸−01	3.44𝐸−01	1.10𝐸+00	9.96𝐸−01	3.76𝐸+00
4 Dim	2.86𝐸−01	3.64𝐸−01	1.11𝐸+00	1.05𝐸+00	5.26𝐸+00
5 Dim	3.26𝐸−01	3.76𝐸−01	1.00𝐸+00	1.10𝐸+00	1.41𝐸+00
7 Dim	3.58𝐸−01	5.26𝐸−01	1.21𝐸+00	1.19𝐸+00	2.04𝐸+00
9 Dim	5.18𝐸−01	6.46𝐸−01	1.23𝐸+00	1.11𝐸+00	2.81𝐸+00