Expose one-hot encoding to H2OFrame operations
Description
Requesting a method on a H2ODataframe with one categorical column that outputs a multi column dataframe (one column for each unique category) and a 0/1 value for that row.
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Michal Kurka
October 15, 2019, 11:24 PM
this function is GLM-specific - it might produce a different order of columns than how xgboost sees the frame - which might be important in some cases
Erin LeDell
October 15, 2019, 11:11 PM
just pointed out that R has a (private, non-exported) function which already does this FYI .getExpanded:
Erin LeDell
October 15, 2019, 10:59 PM
Let’s revisit this. Lots of interest on Stack Overflow, especially by people using interpretability methods.
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Michal Malohlava
March 10, 2017, 12:55 AM
It will be closed, when issue hit the master.
Vlad Patryshev
February 17, 2017, 10:14 PM
It's in branch vlad_PUBDEV_3955, waiting for Michal's approval.
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