Creating demand matrices for tour-based model - trip distribution and mode choice

If no demand matrices have been selected yet, to which the result of the Tour-based model - Trip distribution and Mode choice is to be saved to by person group, you may create new demand matrices for Trip distribution and Mode choice and allocate them to the person groups automatically.

1.  On the Demand menu, click Demand models.

The Demand models window opens.

2.  Select the Basis tab.

3.  Select the desired demand model.

4.  Click the Create procedure sequence button.

The Create procedure sequence window opens.

5.  Click the Demand matrices button.

The window Options for the creation of demand matrices opens.

6.  Make the desired changes.

Element

Description

Distribution matrices

Do not create distribution matrices

Select this option if you do not want Visum to generate distribution matrices.

Generate distribution matrices (one matrix per person group)

Select this option if you want Visum to generate a distribution matrix per person group.

Mode choice matrices

Create a matrix per mode

Select this option if you want Visum to generate a separate matrix per mode of the demand model.

Create a matrix per mode and furthermore a matrix per mode and person group

Select this option if you want Visum to create a separate matrix per mode and per combination of mode and person group.

Activity matrices

Do not create activity matrices

Select this option if you do not want Visum to generate activity matrices.

Create a matrix per destination activity

Select this option if you want Visum to generate a matrix for each destination activity.

Create a matrix per destination activity and furthermore a matrix per destination activity and person group

Select this option if you want Visum to create a separate matrix per destination activity and per combination of destination activity and person group.

Note: For each matrix type, you are informed of how many matrices have been generated based on your settings.

7.  Confirm with OK.

New demand matrices are created and allocated to all objects that have not been assigned a demand matrix yet.