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June 2026

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Performance issue of LogisticRegression on 1.8.0
by kuraga333＠mail.ru June 12, 2026

June 12, 2026

Good day! This library's commit [0] doesn't introduce any performance issues in 1.7.2. But slows logistic regression fit with 3x at 1.8.0. Any thoughts? Thanks! --- 0: https://github.com/kuraga/woe_scoring/commit/cc328896f011d5bbe2c4a7f91bdeee…

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[ANN] scikit-learn 1.9.0 release
by Jérémie du Boisberranger June 2, 2026

June 2, 2026

Hi everyone, We're happy to announce the 1.9.0 release ! You can install it via pip or conda: pip install -U scikit-learn or conda install -c conda-forge scikit-learn You can read the release highlights here https://scikit-learn.org/stable/auto_examples/release_highlights/plot_relea… and the full changelog here https://scikit-learn.org/stable/whats_new/v1.9.html This release adds narwhals <https://narwhals-dev.github.io/narwhals/> as a new dependency to improve dataframe interoperability across the project. Thanks to everyone who contributed to this release! Jérémie, on behalf of the scikit-learn maintainers team.

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