Research Article
Freeway Travel Speed Calculation Model Based on ETC Transaction Data
Table 5
The error analysis results of speed calculation models.
| Error analysis | Mean absolute error (km/h) | Mean relative error (%) | The mean square error of error (km/h) |
| Peak periods | 4.11 | 6.42 | 2.38 | Off-peak periods | 4.93 | 6.74 | 3.39 |
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