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Data Science > How can you handle categorical data with a large number...
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How can you handle categorical data with a large number of categories?

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Good teacher teaching online Class 9 and Class 10 CBSE

Decrease the number of groups and apply one-hot encoding. You don't need to reject one-hot encoding entirely. Think of the meaningful ways to map your data to several larger categories. Then one-hot encode your newly mapped categories.
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