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Table 4 Comparison of optimization methods

From: Transfer Path Contribution to Floor Vibration of Metro Vehicles Based on Operational Transfer Path Analysis Method

  Overall (10–2·m/s2) Reduction ratio (%)
Method A Method B Method A Method B
Initial 5.78 5.78 0 0
Reduce 20% 20% 5.70 5.43 1.38 6.06
Reduce 40% 40% 5.66 5.23 2.08 9.52
Reduce 60% 60% 5.69 5.19 1.56 10.21
Reduce 80% 80% 5.76 5.33 0.35 7.79