Method: Rumale::Preprocessing::LabelEncoder#fit_transform

Defined in:
lib/rumale/preprocessing/label_encoder.rb

#fit_transform(x) ⇒ Numo::Int32

Fit label-encoder to labels, then return encoded labels.

Parameters:

  • x (Array) —

    (shape: [n_samples]) The labels to fit label-encoder.

Returns:

  • (Numo::Int32) —

    The encoded labels.



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# File 'lib/rumale/preprocessing/label_encoder.rb', line 53

def fit_transform(x, _y = nil)
  x = x.to_a if x.is_a?(Numo::NArray)
  check_params_type(Array, x: x)
  fit(x).transform(x)
end