Risk Evaluation Model of Highway Tunnel Portal Construction Based on BP Fuzzy Neural Network

Table 1

The input data of Tunnel 1.

X1	X2	X3	X4	X5	X6	X7	X8	X9	X10	X11	X12	X13	X14	X15	X16	X17	X18	X19	X20	X21	X22	X23	X24	X25	X26	X27	X28
0.136	0.200	0.344	0.360	0.328	0.256	0.344	0.360	0.256	0.280	0.352	0.360	0.232	0.360	0.168	0.224	0.336	0.280	0.280	0.208	0.328	0.360	0.360	0.360	0.328	0.296	0.304	0.288