Prediction of Responses in a Sustainable Dry Turning Operation: A Comparative Analysis

Table 7

Performance indices of ANFIS model for different membership functions.

Statistical measure	Membership function
	Generalized bell			Gaussian			Trapezoidal			Triangular
	Ra	Fc	MRR	Ra	Fc	MRR	Ra	Fc	MRR	Ra	Fc	MRR
RMSPE	3.4183	5.6912	3.8983	3.7161	6.3457	3.8466	3.9546	7.0451	5.4161	4.1897	9.4350	6.8082
MAPE	2.7109	4.6772	3.6486	3.3200	5.2817	3.4994	3.2481	6.6107	5.2262	3.7050	8.8452	6.6416
RMSLE	0.0716	0.1557	0.1309	0.0757	0.1628	0.1294	0.0774	0.1744	0.1531	0.0801	0.2037	0.1721
R	0.8451	0.9736	0.9888	0.8349	0.9670	0.9885	0.8094	0.9526	0.9776	0.8062	0.8523	0.9708
RRSE	0.4015	0.1926	0.1134	0.4547	0.2145	0.1155	0.4734	0.2685	0.1547	0.5120	0.3920	0.1861