Experimental Study and Prediction Model of the Flexural Strength of concrete Containing Fly Ash and Ground Granulated Blast-Furnace Slag

Table 7

Number of samples and corresponding percentage in the error range from machine learning predictions.

Error range(%))	SVM				BPNN
	No of train	%	No of test	%	No of train	%	No of test	%
5	1628	89.25	85	88.5	1712	93.9	89	92.7
10	121	6.63	5	5.2	89	4.88	8	8.33
15	45	2.47	4	4.2	17	0.93	4	4.17
20	30	1.64	2	2.1	6	0.32	3	0.31