use MOCO in opensim 4.4 in gait analysis

OpenSim Moco is a software toolkit to solve optimal control problems with musculoskeletal models defined in OpenSim using the direct collocation method.
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Shima Mesbah
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Joined: Thu Aug 12, 2021 11:57 pm

use MOCO in opensim 4.4 in gait analysis

Post by Shima Mesbah » Mon Dec 04, 2023 5:48 am

Hello,

I am interested in working with MOCO to analyze gait, and I have some experimental data such as marker data, GRF and EMG. I would like to know how I can use the features of MOCO such as mocoInverse and mocoTrack in OpenSim version 4.4 to analyze my model. I have already analyzed my musculoskeletal model from scaling to the end of forward dynamics once, and find my muscle characteristics with SO and CMC tools.And now I want to repeat it with the MOCO toolkit, which seems very useful and powerful.

Could you please advise me on how to proceed with this task? I appreciate your help and guidance.

Thank you very much.

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Nicholas Bianco
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Joined: Thu Oct 04, 2012 8:09 pm

Re: use MOCO in opensim 4.4 in gait analysis

Post by Nicholas Bianco » Mon Dec 04, 2023 12:57 pm

Hi Shima,

Please check out the Moco examples distributed with OpenSim 4.4 to get started. In particular, you may find example2DWalking, exampleMocoTrack, and exampleMocoInverse useful. The examples can be found under "<install_dir>\Resources\Code\Matlab\Moco", where <install_dir> is your installation directory. The Python versions of these can be found under "<install_dir>\Resources\Code\Python\Moco".

Best,
Nick

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Shima Mesbah
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Joined: Thu Aug 12, 2021 11:57 pm

Re: use MOCO in opensim 4.4 in gait analysis

Post by Shima Mesbah » Mon Dec 04, 2023 1:56 pm

Thank you very much nick
Best regards ;)

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