statsmodels.discrete.count_model.ZeroInflatedPoisson.score_obs

ZeroInflatedPoisson.score_obs(params)

Generic Zero Inflated model score (gradient) vector of the log-likelihood

Parameters:
paramsarray_like

The parameters of the model

Returns:
scorendarray, 1-D

The score vector of the model, i.e. the first derivative of the loglikelihood function, evaluated at params


Last update: Apr 12, 2024