ENH Poisson loss for HistGradientBoostingRegressor#16692

Merged

thomasjpfan merged 23 commits intoscikit-learn:masterfrom

lorentzenchr:hgb_poisson

Apr 23, 2020

Commits on Mar 14, 2020

PEP8 blank line after class docstring
Christian Lorentzen
committed
ENH add Poisson loss class to histogram gradient boosting
Christian Lorentzen
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TST add tests for Poisson loss class
Christian Lorentzen
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Commits on Mar 15, 2020

BUG hessians are not constant for Poisson loss
Christian Lorentzen
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ENH add Poisson loss to HistGradientBoostingRegressor
Christian Lorentzen
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TST test Poisson loss for HistGradientBoostingRegressor
Christian Lorentzen
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Commits on Mar 16, 2020

MNT rename poisson_loss to poisson
Christian Lorentzen
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TST improve test_poisson for hist gradient boosting
Christian Lorentzen
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MNT move up poisson loss to regression losses
Christian Lorentzen
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TST sanity check that sum(y)>0 for poisson
Christian Lorentzen
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TST compare poisson baseline_prediction directly
Christian Lorentzen
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ENH check for invalid y for poisson in hist gradient boosting
Christian Lorentzen
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DOC add poisson loss to user guide
Christian Lorentzen
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DOC mention log-link and y>=0 for poisson loss in hist gradient boosting
Christian Lorentzen
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DOC whats new
Christian Lorentzen
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DOC whats new wording
Christian Lorentzen
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MNT remove wrong comment
Christian Lorentzen
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MNT nitpicks
Christian Lorentzen
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Commits on Mar 25, 2020

Merge branch 'master' into hgb_poisson
Christian Lorentzen
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Commits on Mar 26, 2020

BUG check if fitted in predict of hist gradient boosting
Christian Lorentzen
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Commits on Apr 5, 2020

MNT remove unnecessary np.empty_like
Christian Lorentzen
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Commits on Apr 23, 2020

address review comments for tests
Christian Lorentzen
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remove unused method Poisson.predict_target
Christian Lorentzen
committed