Advances in Civil Engineering / 2019 / Article / Fig 9

Research Article

Monitoring and Identification of Vibration Frequencies on a Portion of México City Metro Line 12

Figure 9

N4SID/MOESP and spectral average identified frequencies and corresponding standard deviations by section in column 6, significant events from 2012 to 2018 marked. Maximal and average standard deviation values reported.
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