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International Journal of Concrete Structures and Materials

Table 6 Damping estimation using the derivative of the covariance.

From: Experimental Verification of Modal Identification of a High-rise Building Using Independent Component Analysis

Method

Mode 1

Mode 2

Mode 3

Covariance

0.25%

0.35%

0.3%

Logarithmic decrement

0.24%

0.36%

0.29%

Error

+ 4%

− 3%

3%

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