Modal Participation Estimated from the Response Correlation Matrix

Table 1

Modal participation vector estimates for the first mode.

Parameter	Mode 1	Mode 2	Mode 3	Mode 4	Mode 5
Natural frequency (Hz)	1.0	1.2	3.0	3.2	4.0
Damping ratio (%)	2.0	1.0	1.5	1.0	0.5
Mode shape (mass scaled)	−0.3073	−0.4975	−0.4028	0.2276	−17.240
	−11.535	0.6350	−0.2009	−0.9302	−10.723
	0.5554	−0.0830	−0.580	−0.6404	0.2468
	0.2995	−0.4454	−0.766	−0.1306	0.2896
	−0.0115	0.8423	17.276	0.5856	0.3342
	−0.0200	−0.1401	11.322	−0.9856	−0.0964