Timeline for Principled way of collapsing categorical variables with many levels?
Current License: CC BY-SA 4.0
2 events
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| Oct 18, 2023 at 9:49 | comment | added | Dudelstein | I like your suggestion about a hierarchy, but could you suggest how to choose what final factors to include? If we include factors from Domain all the way to Species, aren't we simply introducing more factors (higher-level classes) and thus making the initial problem of too many categories worse? Thanks a lot | |
| Jun 29, 2019 at 12:48 | history | answered | kjetil b halvorsen♦ | CC BY-SA 4.0 |