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Treelite 4.0.0 Release Candidate 1

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@hcho3 hcho3 released this 31 Oct 16:04
· 44 commits to mainline since this release
4.0.0rc1
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hcho3 Philip Hyunsu Cho
GPG key ID: E3928C6ED5A562F4
Learn about vigilant mode.

We are excited to announce a Release Candidate for Treelite 4.0.

What's new

  • Native support for multi-target models
  • Complete support for XGBoost 2.0, including vector-leaf trees (multi_strategy="multi_output_tree")
  • Greater variety of scikit-learn estimators, including HistGradientBoostingRegressor and HistGradientBoostingClassifier.
  • Vector base_scores, to support boosting from the average
  • Brand-new model builder API with built-in model validation
  • Ability to edit trees using field accessor API

Breaking change

  • The compiler (C codegen) module has been removed from Treelite. You may use TL2cgen for equivalent functionalities. See the migration guide.

How to install and test Release Candidate

  • Pip: pip install treelite==4.0.0rc1
  • Conda: conda install -c conda-forge/label/treelite_rc treelite=4.0.0rc1

Full Changelog: 3.9.1...4.0.0rc1

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