standardize

tangles.util.preprocessing.standardize(data: ndarray, axis: int) → ndarray

Standardize data such that, along the specified axis, the mean is 0 and the standard deviation is 1. If along the axis the data is the same, then the data is converted to zeros.

Parameters

data

the data to standardize.

axis

the axis along which to standardize.

Returns

np.ndarray

standardized data.