Table 5.
Mean RMSE values VOPT vs. VIMU-CAL.
| Root Mean Squared Error (°) | |||
|---|---|---|---|
| Joint | Flexion-Extension | Ab/Adduction | Axial Rotation |
| Right Ankle | 6.50 (2.09) | 5.68 (1.35) | 5.98 (2.13) |
| Left Ankle | 7.23 (2.41) | 5.34 (1.00) | 5.90 (1.69) |
| Right Knee | 9.91 (4.62) | 4.89 (1.42) | 5.38 (1.23) |
| Left Knee | 9.30 (3.65) | 4.57 (1.20) | 6.07 (1.82) |
| Right Hip | 8.36 (4.11) | 3.72 (0.89) | 3.97 (1.17) |
| Left Hip | 8.64 (4.00) | 4.09 (0.99) | 4.06 (1.43) |
| Right Shoulder | 9.86 (6.39) | 4.67 (2.04) | 8.64 (3.94) |
| Left Shoulder | 10.6 (7.52) | 5.21 (2.20) | 11.0 (7.68) |
| Right Elbow | 8.40 (3.77) | 7.29 (3.46) | 10.5 (3.83) |
| Left Elbow | 8.60 (3.49) | 8.73 (4.34) | 10.3 (4.46) |
| Overall Mean | 8.74 (1.25) | 5.42 (1.52) | 7.18 (2.69) |
Note: Mean RMSE is calculated across all movement tasks. SD = standard deviation.