An Improved Finite Element Model Updating Method Based on the Singular Values of Frequency Response Functions

Table 6

Comparison of updating results in the S₂ damage state.

Parameter	Test mean value	Initial mean value	Preupdating error (%)	Updated mean value	Updated error (%)
	1.200	1.5631	30.26	1.1885	0.95
	0.700	1.0189	45.56	0.7143	2.04
	1.500	1.7150	14.33	1.4927	0.48