Parameters Identification of Moving Load Using ANN and Dynamic Strain

Table 5

Vehicle speed identification results with different wheelbases.

Wheelbase (m)	Actual speed (m/s)
	5	10	20	25
3
Identified speed (m/s)	4.9742	9.9619	20.0291	24.6465
Relative error (%)	0.52	0.38	0.15	1.41
4
Identified speed (m/s)	5.0206	9.8656	20.5416	25.5117
Relative error (%)	0.41	1.34	2.71	2.05
5
Identified speed (m/s)	4.9981	10.0727	20.3806	25.6549
Relative error (%)	0.04	0.73	1.9	2.62
6
Identified speed (m/s)	4.9666	9.8695	20.2944	25.6746
Relative error (%)	0.67	1.3	1.47	2.7