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In other words, the first category will be assigned the number 0 and the last category a value of N-1.

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Usage

The following shows how the step can be used in a recipe.

Examples

  • Signature
General syntax for using the step in a recipe. Shows the inputs and outputs the step is expected to receive and will produce respectively. For futher details see sections below.
label_encode(labels: category) -> (label_codes: number)

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Inputs & Outputs

The following are the inputs expected by the step and the outputs it produces. These are generally columns (ds.first_name), datasets (ds or ds[["first_name", "last_name"]]) or models (referenced by name e.g. "churn-clf").
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labels
column[category]
required
A categorical column.
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label_codes
column[number]
required
A numeric column where labels have been replaced with values between 0 and N-1.

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Configuration

The following parameters can be used to configure the behaviour of the step by including them in a json object as the last “input” to the step, i.e. step(..., {"param": "value", ...}) -> (output).

Parameters

This step doesn’t expect any configuration.