Using ANN to Estimate the Critical Buckling Load of Y Shaped Cross-Section Steel Columns

Table 2

Reliability analysis of the two proposed ANN models.

Sample id	ANN1 testing part			ANN2 testing part
	Actual	Output	RAE (%)	Actual	Output	RAE (%)
1	1030.00	1007.97	2.14	1631.00	1503.18	7.84
2	1152.00	1210.50	5.08	1561.00	1499.30	3.95
3	1154.00	1050.01	9.01	842.00	1035.62	22.99
4	1365.00	1334.52	2.23	882.00	1085.39	23.06
5	1502.00	1546.45	2.96	1385.00	1351.87	2.39
6	1117.00	1140.12	2.07	1486.00	1510.31	1.64
7	1122.00	1100.18	1.95	1091.00	1188.86	8.97
8	1499.00	1533.63	2.31	1483.00	1430.31	3.55
9	1436.00	1407.71	1.97	1529.00	1427.10	6.66
10	1255.00	1264.36	0.75	1455.00	1420.07	2.40
11	1561.00	1573.34	0.79	1438.00	1424.68	0.93

RAE  = relative average error.