Research Article
Safety-Based Optimization Model for Highway Horizontal Alignment Design
Table 1
Estimation results of the prediction model considering driving failure probability.
| Coefficients | Estimated value | Standard error | p-value | Regression coefficients |
| Intercept | −9.7771 | 2.1960 | <.0001 | Deviance = 88.8588 | R | −0.0021 | 0.0008 | 0.0115 | Deviance/DF = 1.1848 | Lim | 0.0268 | 0.0146 | 0.0664 | Scaled deviance = 81.0000 | L | 0.6306 | 0.2148 | 0.0033 | Scaled deviance /DF = 1.0800 | AADT | 0.7630 | 0.1726 | <.0001 | Pearson chi-Square = 88.8588 | Pnc | 1.5164 | 0.6827 | 0.0264 | Pearson chi-Square/DF = 1.18 | L | 0.6579 | 0.1937 | 0.0007 | Log Likelihood = −118.6843 | AADT | 0.5615 | 0.1645 | 0.0006 | AIC = 247.3686 | Pnc | 2.0149 | 0.6036 | 0.0008 | |
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AIC in Table 1 denotes the Akaike Information Criterion.
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