# Notes - Machine Learning MT23, Misc

> Source: https://ollybritton.com/notes/uni/part-a/mt23/machine-learning/notes/misc/ · Updated: 2025-10-21 · Tags: uni, notes

- [Course - Machine Learning MT23](https://ollybritton.com/notes/uni/part-a/mt23/machine-learning/)

### Flashcards
What is a one-hot encoding?::

Turning a category of size $n$ into $n$ features all ranging from $[0, 1]$.

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