Timeline for Is it necessary to do $k$-fold cross validation for decision trees in random forests?
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| Jan 19, 2016 at 14:06 | comment | added | Scortchi♦ | The 2nd point is a good one; but with regard to the 1st, note that observed performance on a held-out test set is still only an estimate of performance on the population. | |
| Jan 17, 2016 at 15:36 | history | answered | Metariat | CC BY-SA 3.0 |