Demand adjustment / matrix estimation

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Chris Burns

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Nov 20, 2024, 5:33:07 PM11/20/24
to AequilibraE
Hi all

I'm guessing the answer is 'no', but has anyone attempted to perform matrix estimation to link counts with aequilibrae? 

I understand it's not a built-in feature, but in principle, this should be something that could be performed with the existing tools (select link, path-finding) and some gradient descent.

Regards
Chris  

Pedro Camargo

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Nov 20, 2024, 5:38:32 PM11/20/24
to AequilibraE
Hi Chris,

     We have started the implementation of ODME support, but ended up running out of funding to develop the tool before we could finish it (the work can be found here https://github.com/AequilibraE/aequilibrae/pull/509/files).

We are currently looking for funding to finalize this work, but we don't currently have anything concrete on that effort I can share.

Is there any commercial use you are involved with that could provide some funding to finishing that tool?

Cheers,
Pedro
      



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Jamie Cook

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Nov 24, 2024, 5:17:16 PM11/24/24
to Pedro Camargo, AequilibraE
Alternately, if you have the ability, direct assistance with finalising that feature is also gratefully received.



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