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How to Encode Categorical Features With Many Categories?
We often encode categorical columns with one-hot encoding. But the feature matrix becomes sparse and unmanageable with many categories.
The category-encoders library provides a suite of encoders specifically for categorical variables. This makes it effortless to experiment with various encoding techniques.
For instance, I used its binary encoder above to represent a categorical column in binary format.
Read more: Documentation.
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Find the code for my tips here: GitHub.