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THE VIDEO SHELF · neural networks

But what is a neural network? | Deep learning chapter 1

3Blue1Brown's first chapter on deep learning explains what neurons and layers are and the math underlying a basic neural network, using handwritten digit recognition with visual animations.

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Why HN readers recommended it

HN treats it as the standard first stop for learning neural networks, praised for making the math intuitive.

This is a summary from the source dataset, not an endorsement by Hacker News or the video creator.

Video & recommendation details

Creator / channel
3Blue1Brown
Topic
neural networks
Format
explainer
Level
intro
HN recommenders in dataset
16
HN mentions in dataset
19
Recommendation years in dataset
2017–2025

These counts and years describe the included Hacker News records; they are not YouTube views or the video’s publication date.

From the original HN conversations

Excerpts from the recorded comments. Follow each source for the full comment and surrounding discussion.

  • I'm in the same boat. For long time, I was interested in AI but at the same time intimidated by math. I'm relatively comfortable with discrete mathematics and classical algorithms and at the same time calculus and linear algebra is completely foreign to me. Also, …

    hal9000xp on Hacker News · 2017-11
    In Ask HN: Best way to get started with AI?

  • [VIDEO] 3Blue1Brown’s playlist on neural networks. Like other 3Blue1Brown videos, the visualisations and explanations of the math/concepts are so amazing, they give you the intuition behind the neural networks naturally.

    mandliya on Hacker News · 2017-12
    In What was the best CS, SE or Math video you watched in 2017?

  • 3blue1brown videos are probably the best equivalent. Maybe a little basic? But really, all his math videos are just ridiculously good quality. [VIDEO]

    spandexcajun on Hacker News · 2019-05
    In Five Hundred and Seven Mechanical Movements (1908)

Summaries, classifications and recommendation records are from the HackerTube source dataset. Read about this library and its limitations.

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