statsmodels.genmod.families.links.NegativeBinomial.deriv¶
- NegativeBinomial.deriv(p)[source]¶
Derivative of the negative binomial transform
- Parameters:¶
- parray_like
Mean parameters
- Returns:¶
- g’(p)
ndarray
The derivative of the negative binomial transform link function
- g’(p)
Notes
g’(x) = 1/(x+alpha*x^2)
Last update:
Oct 29, 2024