TABLE II.
Error metrics computed for all phone placement configurations for the network predicting walking speed vi.
Equivalent Step Length From Walking Speed | Walking Speed | |||||
---|---|---|---|---|---|---|
Ed | Es (m) | Esr | R 2 | Es (m/s) | R 2 | |
H → H | 0.04 ± 0.02 | 0.11 ± 0.02 | 0.20 ± 0.03 | 0.05 ± 0.39 | 0.25 ± 0.12 | 0.24 ± 0.27 |
P → P | 0.09 ± 0.05 | 0.13 ± 0.04 | 0.22 ± 0.08 | −0.38 ± 1.22 | 0.23 ± 0.05 | 0.22 ± 0.26 |
HP → H | 0.09 ± 0.04 | 0.12 ± 0.02 | 0.22 ± 0.04 | −0.14 ± 0.71 | 0.27 ± 0.12 | 0.14 ± 0.29 |
HP → P | 0.08 ± 0.07 | 0.13 ± 0.04 | 0.23 ± 0.06 | −0.50 ± 1.22 | 0.26 ± 0.10 | 0.12 ± 0.25 |