Modeling of Temperature Effect on Modal Frequency of Concrete Beam Based on Field Monitoring Data

Table 2

RMSE and values of reproduced modal frequencies.

Model	1st mode		2nd mode		3rd mode		4th mode
	RMSE		RMSE		RMSE		RMSE
MLR	0.8413	0.9163	5.0748	0.9427	9.0764	0.9547	7.7886	0.9639
BPNN	0.4072	0.9839	3.0462	0.9849	3.8317	0.9935	3.6636	0.9927
SVR	0.3234	0.9910	2.4426	0.9916	2.8059	0.9965	2.6063	0.9964