Table 6.
Comparison of COP analysis using various types of insole sensors.
| Author | Sensor Type | Condition (Gait Speed) |
RMSE (mm) | ||
|---|---|---|---|---|---|
| COPx | COPy | COP(x,y) | |||
| Choi et al. [18] (2018) |
Force Sensitive Resistor (six channels) |
Walking (1 km/h) | - | - | 19.01 |
| Walking (2 km/h) | - | - | 17.15 | ||
| Zhang et al. [22] (2017) |
Piezo-resistive (eight channels) |
Walking (Comfortable) | 4.10 ± 0.60 | 10.10 ± 2.90 | - |
| Running (Comfortable) | 4.20 ± 0.50 | 10.90 ± 1.80 | - | ||
| Morin et al. [29] (2022) |
Capacitive (sixteen channels) |
Walking (Comfortable) | 4.20 ± 1.00 | 12.00 ± 3.00 | - |
| Running (Comfortable) | 5.30 ± 2.00 | 16.00 ± 5.00 | - | ||
| Below is the results from this study for comparison with above references. | |||||
| Capacitive (ten channels) |
Walking (2.38 km/h) | 1.29 ± 0.47 | 12.55 ± 5.08 | 12.62 ± 5.10 | |
| Walking (5 km/h) | 1.34 ± 0.47 | 11.26 ± 3.89 | 11.37 ± 3.76 | ||