Research Article
A Car-Following Model Based on Quantified Homeostatic Risk Perception
Table 1
Descriptive statistics of parameters calibrated using 63 cases.
| ā | Response time (s) | Lower limit of the DSM
| Upper limit of the DSM
| Sensitivity factors for acceleration (m/s2) | Sensitivity factors for deceleration (m/s2) |
| Valid | 63 | 63 | 63 | 63 | 63 | Missing | 63 | 63 | 63 | 63 | 63 | Mean | 0.7016 | 0.7333 | 0.9297 | 8.4055 | 14.0590 | Std. error of mean | 0.05236 | 0.01673 | 0.00856 | .66395 | 1.03028 | Median | 0.5000 | 0.7500 | 0.9398 | 6.4263 | 12.2188 | Std. deviation | 0.41562 | 0.13275 | 0.06796 | 5.26996 | 8.17763 | Variance | 0.173 | 0.018 | 0.005 | 27.773 | 66.874 | Range | 1.70 | 0.48 | 0.34 | 26.12 | 26.99 | Minimum | 0.30 | 0.50 | 0.66 | 3.79 | 3.01 | Maximum | 2.00 | 0.98 | 1.00 | 29.91 | 30.00 |
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