Code Safari
All guides

Machine Learning guide

Neural Networks Basics (No Math Required)

A plain-English guide to neural networks — what they actually are, the anatomy of a neuron (weights, biases, activation functions), training one end to end from random dials to reading digits, and the family tree of architectures: CNNs, RNNs, and the Transformer behind ChatGPT.

4 lessons·42 min read·Free, no account
  1. 01What Is a Neural Network? The Idea Behind Modern AI, in Plain EnglishBeginner·10 min
  2. 02Weights, Biases & Activation Functions: Inside a Single NeuronBeginner·10 min
  3. 03Training a Neural Network, End to End: From Random Dials to Reading DigitsBeginner·11 min
  4. 04CNNs, RNNs & Transformers: The Neural Network Family Tree, ExplainedBeginner·11 min