Table 7.
Signal correlation metrics between different sensors and different measurement sites for the at-rest periods. Three parameters were used: the Pearson Correlation Coefficient, the Cosine Similarity, and the Normalized Euclidean Distance.
| Sensor Pair | PCC | CS | nED | N° of Signals |
|---|---|---|---|---|
| G_lowMidBit/ G_defIndBit |
0.835 ± 0.094 | 0.828 ± 0.088 | 5.438 ± 2.182 | 43 |
| G_lowMidBit/ G_highArmSci |
0.916 ± 0.055 | 0.914 ± 0.056 | 3.892 ± 1.269 | 43 |
| G_lowMidBit/ G_highAntSci |
0.911 ± 0.071 | 0.909 ± 0.071 | 3.810 ± 1.670 | 21 |
| G_lowMidBit/ G_highPosSci |
0.928 ± 0.051 | 0.927 ± 0.052 | 3.614 ± 1.367 | 22 |
| G_lowMidBit/ G_defToeSci |
0.879 ± 0.079 | 0.875 ± 0.080 | 4.892 ± 1.823 | 20 |
| G_defToeSci/ G_highAnkSci |
0.808 ± 0.131 | 0.803 ± 0.130 | 5.578 ± 2.331 | 20 |