Model Updating of a Stitched Sandwich Panel Based on Multistage Parameter Selection

Table 5

Relative sensitivity matrix of first four modes with respect to updating parameters.

Mode	C11	C22	C44	C55	C66	E1	E2	G12
1	1.05	16.96	0.02	37.93	2.14	158.56	15.51	0.28
2	0.62	12.98	2.54	46.54	40.75	121.22	12.19	43.96
3	18.68	0.79	0.13	2.41	87.07	−11.05	194.40	2.35
4	4.38	0.25	7.32	61.88	63.72	−1.62	43.20	126.43