A Hybrid Mutation Chemical Reaction Optimization Algorithm for Global Numerical Optimization

Table 10

Result of Friedman test.

Algorithm	Friedman ranks	Friedman ranks
	Optimal result quality	Convergence
MCRO	1.59	1.22
OCRO	2.33	2.43
HP-CRO2	2.85	2.93
RCCRO4	3.24	3.41
Statistic	21.76398	35.96694
value