Intelligent Wireless Sensors with Application to the Identification of Structural Modal Parameters and Steel Cable Forces: From the Lab to the Field

Table 2

Comparison of identified modal frequencies and mode shapes.

	Mode 1		Mode 2		Mode 3
	PP	SSI	PP	SSI	PP	SSI
Frequency (Hz)	8.30	8.31	23.90	23.59	34.47	34.54
1st Floor Modal; Component	0.451	0.450	−1.174	−1.177	1.429	1.839
2nd Floor Modal Component	0.786	0.786	−0.572	−0.545	−2.224	−2.24
3rd Floor Modal Component	1.000	1.000	1.000	1.000	1.000	1.000
MAC	1.000		0.998		0.978