statsmodels.discrete.discrete_model.NegativeBinomialP.score#
- NegativeBinomialP.score(params)[source]#
Generalized Negative Binomial (NB-P) model score (gradient) vector of the log-likelihood.
- Parameters:
- paramsarray_like
The parameters of the model
- Returns:
- score
ndarray, 1-D The score vector of the model, i.e. the first derivative of the log-likelihood function, evaluated at params
- score