statsmodels.discrete.count_model.GenericZeroInflated.hessian¶
-
GenericZeroInflated.
hessian
(params)[source]¶ Generic Zero Inflated model Hessian matrix of the loglikelihood
Parameters: params (array-like) – The parameters of the model Returns: hess – The Hessian, second derivative of loglikelihood function, evaluated at params Return type: ndarray, (k_vars, k_vars) Notes