Aki Vehtari

Store the information of how CmdStan was called

4

Sometimes for debugging purposes or in order to repeat the same call from commandline, it would be useful if CmdStanFit object would include the actual options used to call CmdStan

Pathfinder doc / behavior issues

10

I titled this issue as generic Pathfinder doc / behavior issues, not to make separate for each small issue `$pathfinder()` doc says ``` draws: (positive integer) Number of draws to...

Interactive canonicalization

1

Currently `cmdstan_model()` outputs deprecation warning or syntax error and recommends running `stanc`, which is a completely foreign thing for R users. Improve the message to recommend using `$format(..., canonicalize =...

Comments on "Bayesian robust correlation with Stan in R"

5

Hi, Nice blog post. Since the blog post didn't include contact info, I'll make an issue and I hopefully you find some of my comments useful. - Remove for loop...

#### Summary: @Ullrika pointed out that "32.2 Example decision analysis" https://mc-stan.org/docs/2_29/stan-users-guide/example-decision-analysis.html has an error in the code. The utility function is defined with arguments `c` and `t` ``` real U(real...

write_stan_json and to_stan_json to rstantools?

6

CmdStanR has `write_stan_json()`. BridgeStan could use that, too. In addition, BridgeStan would benefit from a `to_stan_json()` function that would not write to file, but just return a string. I made...

Next CRAN release

1

There are a couple of useful things added since the previous CRAN release that I'd like to get to CRAN. - `loo_epred()` - `loo_pit()` uses randomized PIT for discrete `y`...

Update case studies to use new language syntax

14

With Stan 2.33+ several old language syntax features produce errors. All the case studies would be good to update to use the latest syntax. Many case studies are in external...

density(x, weights = *) gives warnings with R >= 4.3.0

2

From https://developer.r-project.org/blosxom.cgi/R-devel/2023/03/23 > density(x, weights = *) now warns if automatic bandwidth selection happens without using weights; new optional warnWbw may suppress the warning. Prompted by Christoph Dalitz' [PR#18490](https://bugs.r-project.org/show_bug.cgi?id=18490) and...

Check `variable` option after appending `prediction`

3

A simple binomial model and data, and we compute `theta=plogis(b_Intercept)` ``` data_bin