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Centroids
To show all the centroids of a scenario, click the Network button, select the Centroids layer and then click the Layer Data button.
This Centroids table is displayed below the network plot. Right-click anywhere on the table to display a popup menu with related commands including options to add or delete extra attributes.
The columns in the centroid table contain the attributes that describe each centroid. These attributes include:
1. Centroid Number
2. X Coordinate
3. Y Coordinate
4. User Data 1 (ui1)
5. User Data 2 (ui2)
6. User Data 3 (ui3)
7. Initial Boardings*
8. Final Alightings*
* Attributes displayed only if the current scenario has an auto or transit assignment result.
The comparison scenario attribute,any extra attributes that may be defined, and any column expressions are also shown in the table.
If your database has an extra attribute table, you may also add or delete extra node attributes. To add an extra node attribute, right-click the table for the popup menu and choose the Add Extra... menu option. Enter the name and description for the extra attribute and click OK. The extra attribute can be a maximum of 5 characters and the first character must be a lower case letter. Note that you do not have to enter a '@' for the extra attribute name. To delete an extra node attribute, first move to the column of the extra attribute that you wish to delete, right-click to display the popup menu and choose the Delete Extra... menu option. Following confirmation, the extra attribute is deleted.
Refer to your EMME/2 manual for details about centroid and extra attributes.