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[stem-dev] Population Model checked in

Hi all,

I checked in lots of changes to SVN to incorporate Population Models into STEM. Please update from SVN and get the latest and also get two new projects:

org.eclipse.stem.populationmodels
org.eclipse.stem.ui.populationmodels

Yossi, can you add these to the build scripts like last time?

Some things to notice:

1. Background birth rate and death rate are not available any longer in the standard disease models. They have been moved to the new concept of Population Models. So for old scenarios where you had your birth/death rate defined you need to create a new population model, specify your birth/death rate and drag it into your scenario.

2. To create a population model, go to the menu (New -> Population Model). I'll work on moving it to the toolbar tomorrow. It's very similar to the new disease model wizard, but there is only one population model available right now, StandardPopulationModel.

3. A population model is just like a disease model (it ends up under decorators in the project explorer) and it will store its own log files under its name in the log folder

4. Disease models and population models should work well together and synchronize up background birth/deaths and disease deaths among each other each iteration. If you don't have a population model in your scenario, the background birth/death rate is 0. When 2 or more diseases are running simultaneously they will incorporate each others disease deaths into their calculations.

Let me know if there's any problems.
Thanks!
/ Stefan


Stefan Edlund
Public Health and Computer Science Research
IBM Almaden Research Center
(408) 927-1766 edlund@xxxxxxxxxxxxxxx


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