Travel Demand Forecasting: Mode Choice CE331 Transportation Engineering
Overall Procedure Land Use and Socio-economic Projections Trip Generation Trip Distribution Modal Split Traffic Assignment Transportation System Specifications Direct User Impacts
Mode Choice What mode to use? Input Output Choice may vary with destination, mode availability Input OD matrix (trip interchange between zones) Characteristics of competing modes (e.g., auto, transit) Output OD matrix by mode
Logit Model Pr(i): probability of choosing alternative (mode) i over all other alternatives (modes); Ui: utility value of alternative (mode) i.