# 1. One-hot encoding

Tóm lại nó ở dạng như này:

<figure><img src="/files/4SLSJb2T7gKwkoizioTC" alt=""><figcaption></figcaption></figure>

Hoặc ở dạng đảo ngược

<figure><img src="/files/oaRrMt7ox0iq7AO2MmrQ" alt=""><figcaption></figcaption></figure>

{% hint style="info" %}
Lưu ý rằng one-hot encoding còn được gọi là 'unitary code' trong văn học Nga
{% endhint %}


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