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[MRG] Add warm_start parameter to HistGradientBoosting #14012

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Merged
merged 27 commits into from
Jun 21, 2019
Merged

[MRG] Add warm_start parameter to HistGradientBoosting #14012

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4da6e96
Add warm_start parameter to HistGradientBoosting
Jun 3, 2019
10bcaa9
Add more code for warm start in HistGBM.
Jun 4, 2019
ad40048
Fix train_score_ and validation_score_ shapes in docstrings.
Jun 5, 2019
0ed1535
Add tests for warm_start in HistGBM.
Jun 5, 2019
b246621
Improvements after first review of adding warm_start to HistGBM.
Jun 5, 2019
0dc6247
Use an int for rng in test_warm_start_yields_identical_results.
Jun 5, 2019
4bcb9c4
Remove unnecessary private attributes in BaseHistGradientBoosting.
Jun 6, 2019
94856d0
Remove _last_gradients and _last_hessians from BaseHistGradientBoosting.
Jun 6, 2019
62c9ce1
Update code after the second review.
Jun 7, 2019
e5806de
Add warm starting in HistGBM in whats_new
Jun 11, 2019
4bb1c05
Remove unnecessary clearing state.
Jun 11, 2019
b0de8c4
Add more tests for warm starting.
Jun 11, 2019
e9d4011
Reevert whitespace removing.
Jun 11, 2019
350a5c5
Revert whitespace removing.
Jun 11, 2019
bb35e38
Improve code after review and add seeds for consistent RNG.
Jun 12, 2019
1f4c6b7
Revert trailing whitespaces.
Jun 12, 2019
99514fb
Update code after review
Jun 12, 2019
d0e307c
Add minor corrections to code and docstring.
Jun 13, 2019
c81fc8d
Move warm starting tests in separate file.
Jun 13, 2019
2636cf0
Revert changes made to _assert_predictor_equal
Jun 13, 2019
10f0298
Change checks in test_warm_start_clear
Jun 13, 2019
f59ff5a
Re-add _assert_predictor_equal in test_warm_start_clear
Jun 13, 2019
7597c61
Add _assert_predictor_equal in test_warm_start_clear
Jun 14, 2019
4438ae2
Merge branch 'add_warm_start_to_hist_gradient_boost' of https://githu…
Jun 14, 2019
3cd0cef
Change parameter order
Jun 14, 2019
eedee53
Update code after second review
Jun 14, 2019
5fc2880
import explicitely numpy test functions
glemaitre Jun 21, 2019
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5 changes: 5 additions & 0 deletions doc/whats_new/v0.22.rst
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Expand Up @@ -47,6 +47,11 @@ Changelog
validation data separately to avoid any data leak. :pr:`13933` by
`NicolasHug`_.

- |Feature| :class:`ensemble.HistGradientBoostingClassifier` and
:class:`ensemble.HistGradientBoostingRegressor` have an additional
parameter called `warm_start` that enables warm starting. :pr:`14012` by
:user:`Johann Faouzi <johannfaouzi>`.

:mod:`sklearn.linear_model`
..................

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