compute_residuals

pymc_marketing.mmm.summary.helpers.compute_residuals(data)

Compute residuals as target minus posterior predictions.

Parameters:

dataMMMIDataWrapper

Wrapper holding idata with posterior_predictive and constant_data.

Returns:

xr.DataArray

Residuals named residuals with same dims as y_original_scale.

Raises:

ValueError

If y_original_scale is missing from posterior_predictive.