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| Entire validation set (N = 197) | Slow speed group (N = 42) | |||
|---|---|---|---|---|
| MAE (%) | RMSE (cm/s) | MAE (%) | RMSE (cm/s) | |
| General model | 4.96 | 6.93 | 7.84 | 8.01 |
| Model 1 | 4.70 | 6.81 | 6.69 | 7.43 |
Note. MAE, Mean Absolute Error; RMSE, Root Mean Square Error.
aModel 1 is an algorithm that applies a low-speed-specific regression model sequentially after speed estimation with a general regression model.
