Marine Propeller Optimization Based on a Novel Parametric Model

Table 9

The parameters applied in the GEP model.

GEP parameters	Efficiency model	Thrust coefficient model
Number of genes	2	2
Head size	60	60
Mutation rate	0.05	0.08
Inversion rate	0.1	0.12
Insertion sequence (IS) rate	0.1	0.1
Root insertion sequence(RIS) transposition rate	0.1	0.1
Gene transposition rate	0.1	0.1
One-point recombination rate	0.3	0.35
Two-point recombination rate	0.2	0.2
Gene recombination rate	0.1	0.13
Size of population	150	150
number of generations	1000	1000
Linking function	“+”	“+”
Fitness function	RMSE	RMSE