Feature generation

Construction of new features from existing ones

CreatePolynomialFeatures

CreatePolynomialFeatures(self, inputs, *, degree=2)

A step for generating polynomial features.

Parameters

Name	Type	Description	Default
inputs	SelectionType	A selection of columns to generate polynomial features. All columns must be numeric.	required
degree	int	The maximum degree of polynomial features to generate.	2

Examples

>>> import ibis_ml as ml

Generate polynomial features for all numeric columns with a degree is 2.

>>> step = ml.CreatePolynomialFeatures(ml.numeric(), degree=2)

Generate polynomial features a specific set of columns.

>>> step = ml.CreatePolynomialFeatures(["x", "y"], degree=2)