# A Visual Introduction to Machine Learning by R2D3

7 Hacker News commenters recommended A Visual Introduction to Machine Learning by R2D3 and 0 criticized it, November 2025 to November 2026. It was recommended in 1 of 13 months.

**Verdict:** Interactive, scroll-driven explanations that make machine learning concepts visual and intuitive, and people still recommend it years later.

## Why people recommend it

- Clear visual explanations of ML concepts (4 comments): "The interactive explanations here are still some of the best examples of how visualization can make ML concepts intuitive." ([source](https://news.ycombinator.com/item?id=47390154)) "It is a masterpiece! Each time I give an introduction to machine learning, I use this explorable explanation." ([source](https://news.ycombinator.com/item?id=47387525)) "It’s rare to see statistical learning concepts explained visually this clearly." ([source](https://news.ycombinator.com/item?id=47388211))
- Rare, well-made explanatory writing (2 comments): "It’s rare to see statistical learning concepts explained visually this clearly." ([source](https://news.ycombinator.com/item?id=47388211)) "So amazing, wish there were more articles like this." ([source](https://news.ycombinator.com/item?id=47387936))

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## Cite as

Hacker Approved, "A Visual Introduction to Machine Learning by R2D3", https://hackerapproved.com/p/a-visual-introduction-to-machine-learning/ (counts from 1,795,640 Hacker News comments, November 2025 to November 2026).