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catboost v0.17 Release Notes

Release Date: 2019-09-10 // over 4 years ago

  • 🆕 New features:

    • 📜 Sparse data support
    • We've implemented and set to default boost_from_average in RMSE mode. It gives a boost in quality especially for a small number of iterations.

    👌 Improvements:

    • Quantile regression on CPU
    • 0️⃣ default parameters for Poisson regression

    Speedups:

    • A number of speedups for training on CPU
    • Huge speedups for loading datasets with categorical features represented as pandas.Categorical.
      Hint: use pandas.Categorical instead of object to speed up loading up to 200x.