ML 8.2Lesson outlineLesson 2 of 7 in Module 8
Categorical Features
Encode categories as numbers without inventing an order or leaking the target.
Video in production.
Lesson outline: Categorical Features
In this lesson10 parts
- 01Words in the columns
- 02The calls
- 03Numbers only
- 04One-hot encoding
- 05Ordinal encoding
- 06`unknown`, and rare levels
- 07Target encoding
- 08The leak
- 09Where it misleads
- 10Code, recap, and what comes next
Builds on
This lesson stands on its own. These go deeper into what it uses.
- ML 8.1: Missing Values
- 1.4
- 2.2
- 3.4
- 3.7
- 5.3