statsmodels.genmod.families.family.InverseGaussian.weights

InverseGaussian.weights(mu)

Weights for IRLS steps

Parameters:
muarray_like

The transformed mean response variable in the exponential family

Returns:
wndarray

The weights for the IRLS steps

Notes

\[w = 1 / (g'(\mu)^2 * Var(\mu))\]