Key Parameters Estimation and Adaptive Warning Strategy for Rear-End Collision of Vehicle

Table 1

Simulation results of BP neural network model.

Speed (m/s)	10	15	20	25	30	35
Learning data (s)	0.33	0.52	0.76	0.99	1.13	1.27
Simulation data (s)	0.35	0.49	0.81	0.93	1.21	1.22
Error rate (%)	6	5	6	6	6	4