Timeline for What happens if I train a model on a data set that includes a duplicated feature?
Current License: CC BY-SA 4.0
5 events
| when toggle format | what | by | license | comment | |
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| Nov 3, 2018 at 0:31 | vote | accept | tddevlin | ||
| Nov 2, 2018 at 22:28 | comment | added | Danica | Good point – added to the answer. | |
| Nov 2, 2018 at 22:27 | history | edited | Danica | CC BY-SA 4.0 |
added 122 characters in body
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| Nov 2, 2018 at 22:20 | comment | added | Sycorax♦ | +1 but note that when you say "If you're fitting a decision tree, then it'll split based on one or the other arbitrarily, and it won't really matter," I would add that if you care about feature importances; tree ensembles will tend to divide importance between the two features, which will suppress the relative ranks of both | |
| Nov 2, 2018 at 22:17 | history | answered | Danica | CC BY-SA 4.0 |