- class bci_framework.extensions.data_analysis.data_analysis.Transformers[source]¶
Used to preprocess EEG streams.
- centralize(x: numpy.array, normalize: bool = False, axis: int = 0) numpy.array [source]¶
Crentralize array.
Remove the mean to all axis.
- Parameters
x – Input array of shape (channels, time).
normalize – Return array with maximun amplitude equal to 1.
axis – Axis to centralize.
- Returns
Centralized array.
- Return type
array