sklearn.base
.TransformerMixin¶
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class
sklearn.base.
TransformerMixin
[源代码]¶ Mixin class for all transformers in scikit-learn.
Methods
fit_transform
(X[, y])Fit to data, then transform it. -
__init__
()¶ Initialize self. See help(type(self)) for accurate signature.
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fit_transform
(X, y=None, **fit_params)[源代码]¶ Fit to data, then transform it.
Fits transformer to X and y with optional parameters fit_params and returns a transformed version of X.
Parameters: X : numpy array of shape [n_samples, n_features]
Training set.
y : numpy array of shape [n_samples]
Target values.
Returns: X_new : numpy array of shape [n_samples, n_features_new]
Transformed array.
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