Research Article

Development and Validation of Improved Impedance Functions for Roads with Mixed Traffic Using Taxi GPS Trajectory Data and Simulation

Table 10

Comparison of vehicle travel times in three periods.

Time periodObserved travel time (s)Simulation results (not considering nonmotorized vehicles) (s)Absolute percentage errorSimulation results (considering nonmotorized vehicles) (s)Absolute percentage error (%)

Free flow56.740.520.4%52.18.1
Morning peak78.962.421.0%71.19.9
Evening peak88.1105.916.8%93.35.5