dcase_framework.features.FeatureNormalizer.normalize

FeatureNormalizer.normalize(feature_container, channel=0)

Normalize feature matrix with internal statistics of the class

Parameters:

feature_container : numpy.ndarray [shape=(frames, number of feature values)]

Feature matrix to be normalized

channel : int

Feature channel Default value “0”

Returns:

feature_matrix : numpy.ndarray [shape=(frames, number of feature values)]

Normalized feature matrix