statsmodels.genmod.families.links.NegativeBinomial
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class statsmodels.genmod.families.links.NegativeBinomial(alpha=1.0)
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The negative binomial link function
Parameters: alpha : float, optional
Alpha is the ancillary parameter of the Negative Binomial link function. It is assumed to be nonstochastic. The default value is 1. Permissible values are usually assumed to be in (.01, 2).
Methods
deriv
(p)Derivative of the negative binomial transform inverse
(z)Inverse of the negative binomial transform inverse_deriv
(z)Derivative of the inverse of the negative binomial transform
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