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# Issue #138 - A Field Guide to Tree Models

**[Machine Learning Pills](https://daily.dev/sources/mlpills)** · 15 min read · 0 upvotes · 0 comments

## Summary

A comprehensive tour of tree-based machine learning models for tabular data, covering the shared mechanics of all tree models and then walking through each major algorithm: Decision Trees (CART), Random Forest, Extra Trees, AdaBoost, Gradient Boosting, Histogram-based Gradient Boosting, XGBoost, LightGBM, and CatBoost. For each model, the post explains how it works, provides a minimal sklearn/library code snippet, and highlights the one property that distinguishes it from its neighbors. Key themes include the bagging vs. boosting taxonomy, bias-variance tradeoffs, and practical guidance on when to reach for each algorithm. The recommendation is to start with HistGradientBoostingClassifier for most tabular problems.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://mlpills.substack.com/p/issue-138-a-field-guide-to-tree-models>

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---

Tags: [#machine-learning](https://daily.dev/tags/machine-learning), [#scikit](https://daily.dev/tags/scikit), [#xgboost](https://daily.dev/tags/xgboost)

[View this post on daily.dev](https://daily.dev/posts/issue-138---a-field-guide-to-tree-models-vzxgfgd2h)

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