TABLE 2.

Test mean (standard deviation) RMSE (BW) for each training of the FNN and RF models. The global RMSE errors for each model are shown. In addition, the table collects the RMSE errors obtained for each gait speed.

	FNN - Kinematics	FNN - C7	RF - Kinematics	RF - C7
Global	0.077 (0.022)	0.074 (0.028)	0.083 (0.026)	0.077 (0.024)
1.5 km/h	0.069 (0.030)	0.070 (0.029)	0.070 (0.029)	0.067 (0.030)
2.5 km/h	0.062 (0.014)	0.062 (0.013)	0.074 (0.029)	0.072 (0.027)
3.5 km/h	0.075 (0.010)	0.068 (0.010)	0.082 (0.012)	0.075 (0.018)
4.5 km/h	0.096 (0.014)	0.092 (0.025)	0.102 (0.019)	0.087 (0.019)

No statistical differences were found.