Model Updating of Complex Structures Using the Combination of Component Mode Synthesis and Kriging Predictor

Table 4

Comparison of the results before and after updating (proposed method).

Mode	Identified frequencies	Before updating		After updating
		Frequency (Hz)	Error (%)	Frequency (Hz)	Error (%)
1	6.47	6.91	6.34	6.74	4.49
2	8.00	7.13	11.00	7.71	3.73
3	10.54	11.00	3.98	11.11	3.98
4	16.67	16.93	1.44	16.91	1.44
5	19.37	17.20	11.25	18.42	4.79
6	21.64	20.54	5.05	22.63	4.80