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RMSE of coarse calibration and IFEM or each working condition unit: millimeters.
| Load (N) | 20 N | 40 N | 60 N | 80 N | 100 N | 120 N | 140 N | 160 N | 180 N | 200 N |
| RMSEm | 0.87 | 0.95 | 1.10 | 1.23 | 1.46 | 1.69 | 1.94 | 2.06 | 2.29 | 2.54 |
| RMSEc | 0.67 | 0.78 | 0.89 | 0.96 | 1.18 | 1.35 | 1.58 | 1.67 | 1.85 | 1.98 |
| Load (N) | 220 N | 240 N | 260 N | 280 N | 300 N | 320 N | 340 N | 360 N | 380 N | 400 N |
| RMSEm | 2.73 | 2.98 | 3.15 | 3.36 | 3.52 | 3.77 | 3.91 | 4.19 | 4.31 | 4.55 |
| RMSEc | 2.13 | 2.39 | 2.68 | 2.85 | 2.99 | 3.07 | 3.13 | 3.26 | 3.37 | 3.58 |
