Difference between revisions of "STEM Model Creator/Tutorials"

Revision as of 14:13, 20 June 2013

Tutorials

Create a SEIR model by extending SIR

This tutorial shows how to create a new SEIR Disease Model by extending the existing SIR Disease Model. STEM already has a built-in SEIR model, so this tutorial is more a simple how-to.

Create Model Project and Initial Disease Model

1. Launch the STEM application
2. Open the Designer perspective
3. From the New menu, select Model Generator Project

   

4. Choose Create and configure a new STEM Model Package
5. Click Next
6. On the Model Package page, enter the following values:
   • Package Name: Demo
   • Package Prefix: com.example.diseasemodels
7. Click Add Model to configure the disease model
8. In the Model Properties page:
   • Model Name: MySEIR
   • Model Type: Disease Model
   • Parent Model: Select SIR from the list

   [ Model Properties image]

9. Click Finish
10. At this point, your package properties should look like this:

    package properties image

11. Click Finish to run the Model Generator and create your model project

    This step may take a minute or two to complete

12. After the Model Generator finishes, the Visual Editor should automatically open

    Initial layout picture

Add New Compartment

Add New Model Parameter

Create Transitions and Expressions

Create Disease and Add to Scenario

Run in STEM

Add seasonal modulation to the SEIR model