Steven Pawley

Allow mtry to accept a proportion of features, maybe via an mtry_prop parameter?

8

Machine learning packages such as scikit-learn and mlr3 allow mtry/max_features type hyperparameters to be supplied (and tuned) as a proportion of available features ('max_features' in sklearn and 'mtry_ratio' in mlr3)....

Prediction for rand_forest when type = "quantile"

7

I can't seem to be able to predict quantiles when using ```rand_forest``` with the ```ranger``` engine. While the ``quantreg = TRUE``` argument is passed to ranger: ``` library(parsnip) library(dplyr) data("airquality")...

Scikit learn can allow transformers to use column names instead of indexes, which is more convenient in some cases, e.g., ColumnTransformer. Currently, the use of names is not compatible with...