statsmodels.genmod.families.links.NegativeBinomial.inverse¶
- NegativeBinomial.inverse(z)[source]¶
Inverse of the negative binomial transform
- Parameters:
- zarray_like
The value of the inverse of the negative binomial link at p.
- Returns:
- p
ndarray Mean parameters
- p
Notes
g^(-1)(z) = exp(z)/(alpha*(1-exp(z)))