\[ \hat A = A_{\text{schedule}} + \text{delay} \]

\[ \hat A^\star = \sum_{\small r\ \in\ roads} \tau_{r} \quad+ \epsilon \]

$\tau_r = f(\nu_r)$

$p(\nu_r | X) \propto $ $p(\nu_r)$ $p(X | \nu_r)$