Sensitivity Analysis of Effective Parameters in Borehole Failure, Using Neural Network

Table 3

Comparison between failure depth and width obtained from numerical analysis and laboratory model.

Test no.
				Numerical	Laboratory	Absolute error	Numerical	Laboratory	Absolute error
1	20	40	160	1.21	1.260	0.05	44.89	42.44	2.45
2	20	40	180	1.25	1.268	0.02	53.64	42.62	11.02
3	20	40	200	1.3	1.283	0.02	62.91	46.11	16.80
4	20	60	160	1.16	1.168	0.01	36.14	32.12	4.02
5	20	60	180	1.21	1.242	0.03	44.89	40.92	3.97
6	20	60	200	1.25	1.287	0.04	53.64	44.82	8.82
7	40	60	180	1.16	1.139	0.02	36.14	30.88	5.26
8	40	60	200	1.25	1.280	0.03	53.64	39.68	13.96
9	50	60	180	1.16	1.209	0.05	36.14	32.82	3.32
10	50	60	200	1.21	1.271	0.06	44.89	42.24	2.65