Figure 10 TRIMMS – Model Parameters Modification
Travel Demand Functions Elasticity Parameters
The user can also modify the modal trip demand function elasticity parameters. This allows adapting the trip demand functions to ad-hoc situations where the user possesses better information on how individuals react to price changes or policies affecting access and transit travel time. To modify the elasticity parameter the user must click the
“Modify Model Parameters” button and then click provides access to the window displayed in Figure 11. default values by slightly modifying them to see how
on the “Elasticities” tab. This The user can experiment with the the model results are sensitive to
user can close the window and leave it can always be reset by clicking the
the model unchanged. “Model Reset” button.