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we're going to implement tracing in addition to logging (#87) since we need this feature to track down data and expression errors related to #81. What are the requirements for this functionality?
We…
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DataFrame .describe() treats bool as categorical data in pandas>=0.18 and drops bool columns (unless returns include='all' is passed, in which case std is returned as Nan) so _check_for_variability in…
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In [3/25/2016 meeting notes](https://github.com/UDST/activitysim/wiki/Project-Meeting-%282016%5C03%5C25%29), @bstabler indicated he would begin writing the example section for ActivitySim. This is the…
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The activitysim convention of prefixing expressions with an at sign to indicate that they should be evaluated with a python eval rather than pandas eval is a little bit inconvenient if you want to mai…
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The specification that @jfdman provided for SANDAG includes special logic for dealing with the toll matrix since some of the OD pairs have a toll + 10000 to identify it as a special toll. @mabcal sug…
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I mentioned this on Slack, but wanted to write it up here as well.
Something in the last few months has caused HLCM estimation to slow down tremendously. When I re-execute the Estimation.ipynb noteb…
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@jiffyclub At some point pretty soon we'll want to diagnose the fastest way to access skims. Given that we store the skims in OMX format (we might want to consider packing multiple matrices into a si…
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Since we skipped a meeting, this is actually the updates for the last 4 weeks. Progress includes:
- https://github.com/synthicity/activitysim/pull/50 Switched from simulation framework to "orca" (dat…
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[ActivitySim](https://github.com/synthicity/activitysim) needs to read OMX files. Based on feedback from the community we'd like to have OMX available as a standalone Python library installable via [p…
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This fortnight we made progress on models 4-8 of the roadmap (list below). We have the basic flow between these models mostly operational, and a good portion of the relevant variables are defined. G…