Michel Lang

We could visualize clusters for numeric 2d problems, so basically `plot_learner_prediction()`. Maybe not worth it.

I'd suggest using `ggtree` for this.

@berndbischl has requested to review the performance for this, see mattermost.

Setup / Teardown / helper

10

Is there a plan to support `setup.R`, `teardown.R` and `helper_*.R` files, similar to `testthat`? I use these quite often to set/reset options or to create functions which are used in...

Cross-link mlr3pipelines

1

This part is heavily underdocumented. I would suggest adding mlr3pipelines to `Suggests` to be able to link to `PipeoFilter` and also add examples in the R docs and Readme.

FilterAUC and missing values

9

`FilterAUC` operates on features with missing values by just ranking the missing values last (default in `rank()`). I'm not sure that this is statistically sound. I'd suggest removing them and...

[JOSS review] Add a more realistic example

1

This is a part of the JOSS review outlined in openjournals/joss-reviews#1493. It would be very important for the user to have a vignette with a more realistic example, especially on...