mosaicperm.statistics.mean_abscorr_stat

mosaicperm.statistics.mean_abscorr_stat(residuals: array, **kwargs) float[source]

Mean absolute correlation statistic. This is defined as:

\[\begin{align*} \frac{1}{\binom{p}{2}} \sum_{i=1}^p \sum_{j < i} |\hat C_{i,j}| \end{align*}\]

where \(\hat C_{i,j}\) is the empirical correlation between the residuals of subjects i and j.

Parameters:
residualsnp.array

(n_obs, n_subjects) array of residuals

kwargsdict

kwargs for active_subset preprocessing function.`

Returns:
macfloat

Mean absolute correlation.