Multi-Factor Modeling Method of the Load Sharing Ratio under Moving Train Loads

Table 5

Test factor levels and calculation results.

Test number	z1	z2	z1·z2	z1^2	z2^2	A	B	R^2
1	1	1	1	1	1	3.716	0.486	0.998
2	1	−1	−1	1	1	3.573	0.422	0.981
3	−1	1	−1	1	1	3.762	0.535	0.988
4	−1	−1	1	1	1	3.324	0.295	0.956
5	1.078	0	0	1.162	0	3.671	0.438	0.992
6	−1.078	0	0	1.162	0	3.436	0.288	0.987
7	0	1.078	0	0	1.162	3.641	0.418	0.997
8	0	−1.078	0	0	1.162	3.456	0.340	0.985
9	0	0	0	0	0	3.553	0.357	0.996
10	0	0	0	0	0	3.562	0.350	0.996