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. 2023 May 28;23(11):5143. doi: 10.3390/s23115143

Table 2.

Results for each considered signal from the window duration variation analysis.

Min. Freq. Scale Factor Win. Duration Total Dam Perc. Error
[Hz] [-] [s] [-] [%]
Non-stationary signal in section (Damage with standard method = 0.07859)
20 1 0.05 0.0659 16.15
20 2 0.1 0.0709 9.81
20 30 1.5 0.0778 1.01
20 50 2.5 0.0781 0.56
20 100 5 0.0784 0.25
Non-zero mean signal (Damage with standard method = 0.0140)
0.4 1 2.5 0.0133 4.71
0.4 2 5 0.0139 1.07
0.4 30 75 0.0142 1.14
0.4 50 125 0.0141 0.71
0.4 100 250 0.0141 0.71
Wideband signal (Damage with standard method = 0.9782)
50 1 0.02 0.8265 15.51
50 2 0.04 0.8976 8.24
50 30 0.6 0.9922 1.43
50 50 1 0.9950 1.72
50 100 2 0.9769 0.13
Bimodal signal (Damage with standard method = 0.1608)
10 1 0.1 0.1357 15.61
10 2 0.2 0.1452 9.70
10 30 3 0.1565 2.67
10 50 5 0.1556 3.23
10 100 10 0.1560 2.98