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Table 2

Results from goodness-of-fit test for AI models at Level 1 and Level 2

	RMSE			R²			NSC
	Total	Training	Testing	Total	Training	Testing	Total	Training	Testing
SFL at Level 1	3.41	1.14	7.3	0.930	0.990	0.869	0.909	0.990	0.348
NF at Level 1	2.8	0.81	6.07	0.940	0.995	0.913	0.938	0.995	0.540
SVM at Level 2 (AIMM)	1.71	0.38	3.74	0.980	0.999	0.937	0.997	0.999	0.823
Percentage (%) of improvement (SFL-SVM)	99	200	95	5	1	7	9	1	58

	RMSE			R²			NSC
	Total	Training	Testing	Total	Training	Testing	Total	Training	Testing
SFL at Level 1	3.41	1.14	7.3	0.930	0.990	0.869	0.909	0.990	0.348
NF at Level 1	2.8	0.81	6.07	0.940	0.995	0.913	0.938	0.995	0.540
SVM at Level 2 (AIMM)	1.71	0.38	3.74	0.980	0.999	0.937	0.997	0.999	0.823
Percentage (%) of improvement (SFL-SVM)	99	200	95	5	1	7	9	1	58

The SVM parameters are: γ= 2, σ= 0.1.