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

Table 8

Comparison of evaluation methods.

Evaluation target	BP fuzzy neural network method	FAHP method
Risk result	(0.0000, 0.0000, 0.0084, 0.9403, 0.0513)	(0.0126, 0.2332, 0.2608, 0.3798, 0.1134)
Risk level	IV (high risk)	IV (high risk)