Brandon Greenwell

icon indicating a website link https://bgreenwell.netlify.com/ icon indicating an email [email protected]

icon company 84.51° and University of Cincinnati icon location Cincinnati, Ohio icon location Director, Data Science at 84.51° and Adjunct Instructor at the University of Cincinnati.

Results 118 comments of Brandon Greenwell

Doesn't seem to work with minimal version of click (i.e., click 6.7)?

Looks like the case_sensitive argument was added in 7.0; per the change log @ https://github.com/pallets/click/blob/master/CHANGES.rst: Add case_sensitive=False as an option to Choice. :issue:`569`

what is the meaning of "respect.unordered.factors = "order"?

Hi @A-Pai. Finding the optimal split in a decision tree for a categorical variable with J categories would require searching through 2^(J−1) − 1 potential splits. Fortunately, for binary classification...

what is the meaning of "respect.unordered.factors = "order"?

@A-Pai I'll add that for binary classification and regression, `respect_unordered_factors = "order"` is a **good choice**, as it corresponds to a quicker, but exact search through all possible splits involving...

Spelling Error - Chapter 12

Thanks @ylehhuh! Looks like we should also change “...ordinary R matrix” to “...ordinary R matrices”.

rsample::attrition does not work - Section 2.1

Thanks @Mohamed-Hefnawy and @thrkng, it seems most data sets across the **tidymodels** ecosystem have moved to the **modedata** package. We’ll be sure to update the material when we can.

query about the "z" in the fastshap algorithm (7)

Hi @nicholasjhorton, good catch. Here, z corresponds to an instance drawn at random from the learning sample (or suitable background data set). The reference to this algorithm can be found...

Feature: ggplot2-based beeswarm plot

Thanks @kapsner, I have not had a chance, but I will try to take a close look this week!

Feature: ggplot2-based beeswarm plot

Closing this in favor of reliance on the [shapviz](https://github.com/mayer79/shapviz) package.

Export variance?

@dswatson, yes that seems like a reasonable thing to do. I’ll be sure to add this to the next release. Thanks for the suggestion!

Fastshap with tree augmented naive bayes of caret (tan)

Hi @PARODBE, can you provide some info as to what a “tan” mode is and what R package is used to fit them?