Batch

The frouros.detectors.data_drift.batch module contains batch data drift detection algorithms.

Data drift batch detection methods init.

Distance Based

Data drift batch distance based detection methods’ init.

BhattacharyyaDistance([num_bins, callbacks])	Bhattacharyya distance [bhattacharyya1946measure] detector.
EMD([callbacks])	EMD (Earth Mover's Distance) [rubner2000earth] detector.
EnergyDistance([callbacks])	EnergyDistance [szekely2013energy] detector.
HellingerDistance([num_bins, callbacks])	Hellinger distance [hellinger1909neue] detector.
HINormalizedComplement([num_bins, callbacks])	HI (Histogram intersection) normalized complement [swain1991color] detector.
JS([num_bins, callbacks])	JS (Jensen-Shannon distance) [lin1991divergence] detector.
KL([num_bins, callbacks])	KL (Kullback-Leibler divergence) [kullback1951information] detector.
MMD(kernel, chunk_size, callbacks)	MMD (Maximum Mean Discrepancy) [gretton2012kernel] detector.
PSI([num_bins, callbacks])	PSI (Population Stability Index) [wu2010enterprise] detector.

Statistical Test

Data drift batch statistical test detection methods’ init.

AndersonDarlingTest([callbacks])	Anderson-Darling test [scholz1987k] detector.
BWSTest([callbacks])	BWSTest (Baumgartner-Weiss-Schindler test) [baumgartner1998nonparametric] detector.
ChiSquareTest([callbacks])	ChiSquareTest (Chi-square test) [pearson1900x] detector.
CVMTest([callbacks])	CVMTest (Cramér-von Mises test) [cramer1928composition] detector.
KSTest([callbacks])	KSTest (Kolmogorov-Smirnov test) [massey1951kolmogorov] detector.
KuiperTest([callbacks])	Kuiper's test [kuiper1960tests] detector.
MannWhitneyUTest([callbacks])	Mann–Whitney U test [mann1947test] detector.
WelchTTest([callbacks])	Welch's t-test [welch1947generalization] detector.