The Performance Study on the Long-Span Bridge Involving the Wireless Sensor Network Technology in a Big Data Environment

Table 1

Comparison of predicted results for three kinds of neural network models.

Predicting algorithms	Training errors	Amount of iterations	RMS of predicted results (mm)	Real results (mm)	Relative errors (mm)	Predicting time
BPNN	0.08	500	20.1	18.4	9.23	1.05 hours
GA-BPNN	0.016	398	19.2	18.4	4.34	0.70 hours
PSO-BPNN	0.016	226	18.9	18.4	2.71	0.50 hours