Evolutionary Prediction of Soil Loss from Observed Rainstorm Parameters in an Erosion Watershed Using Genetic Programming

Table 5

Summary for the performance accuracy of formulas generated using (GP).

Trial no.	No. of levels	Generated formula	Error %			R^2
			Training	Validation	Total	Training	Validation	Total
1	4	Equation (1)	30	26	29	0.61	0.65	0.62
2	5	Equation (2)	25	21	24	0.76	0.82	0.79
3	6	Equation (3)	11	9	10	0.96	0.98	0.97