Parameter combination	Training Model	R2		RMSE		MAE
Parameter combination	Training Model	Training	Validation	Training	Validation	Training	Validation
Dimensional	subtractive Clustring	0.95	0.96	0.0365	0.0742	0.38	0.39
Dimensional	Fuzzy C means	0.63	0.81	0.1139	0.1567	0.89	0.72
Non-dimensional	subtractive Clustring	0.87	0.83	0.008	0.013	0.083	0.071
Non-dimensional	Fuzzy C means	0.70	0.53	0.0136	0.0318	0.123	0.176