Closed
Description
Description
Gradient boosting models ignore min_impurity_split parameter introduced in commit 376aa50.
Expected Results
self.min_impurity_split should be passed to DecisionTreeRegressor in BaseGradientBoosting._fit_stage.
Actual Results
self.min_impurity_split is never read in BaseGradientBoosting or any of its sub-classes.
Versions
- Linux-4.8.10-300.fc25.x86_64-x86_64-with-fedora-25-Twenty_Five
- Python 3.5.2 |Continuum Analytics, Inc.| (default, Jul 2 2016, 17:53:06)
[GCC 4.4.7 20120313 (Red Hat 4.4.7-1)] - NumPy 1.11.2
- SciPy 0.18.1
- Scikit-Learn @ 3dcb873