Stan General Thursday Meeting, June 20, 2019 11 am EDT

Meetings
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Hangouts Link: https://meet.google.com/gzm-wmum-pfm

Instructions: Ask to attend and someone should let you in in the first 10 minutes of the meeting. Email breck@mc-stan.org if you have problems or want to attend the physical meeting in New York City.

Meeting Agenda:

2 min round robin of what you have been doing, introduction if you are new and what your interests in Stan are.

General Meeting:

Item 1: What is the scope of case studies? Someone’s trying to submit a case study based on the doc for their R package extending Stan. Is that in scope?

Please add agenda items in responses.

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Minutes---------------

Edward R: c++ implementations of new R-hat and ESS diagnostics.

Simon: Working on adaptive leapfrog, more work on inference.

Andrew: Making some progress getting hier models faster.

Ben G: Rstan release still held up, just one package holding us back.
Reviewing some books. Working on papers.

Charles: In Finland, focusing on nested Laplace approx, doing good speed increases. Working on algebraic solver. Working on tutorial for StanCon.

Mitzi: User interface, cmdStanPy work continues, standalone documentation. Met with Pyladies. Planning on some meetups.

Leah C: Just graduated with PhD. Linking Bayesian causal inference.

Sean: Compiler work, benchmarked tensor flow prob with Stan. Same speed on LR models. Measuring gradients/sec. Planning offsite developers meeting.

Sean reporting for dev ops person, Nick: Working on benchmark platform.

Sean reporting for consultant Andrew A: Working cmake and mono-repo.

Matthijs: Autodiff, semantics paper, bug fixes for new compiler.

Lauren: Finishing papers. Working out talks.

Jonah: Taught 3 day in Michigan, very good workshop. Editing papers. Rpackage work.

Breck: StanCon continues, $100k contribution from Facebook to NumFOCUS matching Schmidt funds. 20% to matching goal. Lots of SGB activity.

Bob: Worked with Shira on modeling. Finished autodiff tests refactor. Waiting on PR review. Working on speeding up compilation.

Report on Math meeting: went through PRs that are still open.

general discussion

Bob: Do we allow Stan derived packages in Case Studies?
Breck, Jonah and Sean will look into a general solution to allowing this.

Andrew: What do with a 0 successes on 50 trials?