Research Article

Travel Time Reliability for Urban Networks: Modelling and Empirics

Table 1

value of Kolmogorov–Smirnov (KS) test with significance level of 0.05.

value
Fitted distributionsTime periodDay 1Day 2Day 3

Johnson curve7:00 a.m.–7:30 a.m.0.4560.3340.284
10:00 a.m.–10:30 a.m.0.3120.2650.202
3:00 p.m.– 3:30 p.m.0.2580.1680.126
5:00 PM–5:30 p.m.0.3590.0320.243

Lognormal fit7:00 a.m.–7:30 a.m.0.3920.0360.122
10:00 a.m.–10:30 a.m.0.0870.0320.071
3:00 p.m.– 3:30 p.m.0.0360.0730.048
5:00 p.m.–5:30 p.m.0.0330.0590.076

Day 1: 2015-04-20; day 2: 2015-04-21; day 3: 2015-04-22.