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parameter change in OTTO ramarkdown

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El Potaeto 2015-05-03 12:57:18 +02:00
parent 5fa2abee6e
commit 1b95df4e54
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demo/kaggle-otto/understandingXGBoostModel.Rmd
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@ -206,9 +206,9 @@ Feature importance gives you feature weight information but not interaction betw
**XGBoost R** package have another useful function for that.
```{r treeGraph, dpi=300, fig.align='left'}
xgb.plot.tree(feature_names = names, model = bst, n_first_tree = 2)
xgb.plot.tree(feature_names = names, model = bst, n_first_tree = 1)
```
We are just displaying the first trees here.
We are just displaying the first tree here.
On simple models first trees may be enough. Here, it may not be the case.