statsmodels.genmod.families.links.inverse_power.inverse_deriv¶
method
-
inverse_power.
inverse_deriv
(z)¶ Derivative of the inverse of the power transform
- Parameters
- zarray-like
z is usually the linear predictor for a GLM or GEE model.
- Returns
- g^(-1)’(z)array
The value of the derivative of the inverse of the power transform
- function