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When I use pd.get_dummies on a categorical column with three regions, it creates three new binary columns. How can I fix this

score 15 · Answer 1 · 2024-03-28T08:42:34.390000

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TechQA.

List Question

When I use pd.get_dummies on a categorical column with three regions, it creates three new binary columns. How can I fix this

BigQuery ML - unseen category triggers the score

Label Encoder unseen label

Encode user input to match encoded data frame

How to convert string to float, dtype='numeric' is not compatible with arrays of bytes/strings.Convert your data to numeric values explicitly instead

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Handle New Categories for both training and test set

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Does ordinal encoding lose information when using label encoding on other features?

Label Encouding: only integers, slices (`:`), ellipsis (`...`), numpy.newaxis (`None`) and integer or boolean arrays are valid indices

# If we have a listlike key, _check_indexing_error will raise when selecting columns

Error on sklearn --- ValueError: not enough values to unpack (expected 3, got 1)

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