Automating OSim

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Mark Nolette
Posts: 4
Joined: Wed Oct 15, 2008 4:30 pm

Automating OSim

Post by Mark Nolette » Mon Mar 09, 2009 11:05 am

I am trying to build a Sensitivity Analysis to document OpenSim's performance for my application.

My plan was to produce a variety of modifying activation patterns to then compare the kinematics of all of these patterns. However, if I want to do this, I would need to have a way to automatically run a set of Forward Dynamics simulations and PointKinematics analysis.

Does anyone have any pointers?

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Ayman Habib
Posts: 2248
Joined: Fri Apr 01, 2005 12:24 pm

RE: Automating OSim

Post by Ayman Habib » Mon Mar 09, 2009 12:22 pm

Dear Mark,

As of now, Sensitivity is not a built-in analysis/tool in OpenSim, however what you can do is to run the forward tool from inside a program and have the program modify the excitation patterns and/or setup files.
Please check the main program under the distribution ($OpenSimInstall/sdk/examples/main.cpp) for an example.

You could also run "forward.exe" from a Matlab script if you find that easier.

Hope this helps,
-Ayman

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