statsmodels.discrete.truncated_model.TruncatedLFNegativeBinomialP.information#

TruncatedLFNegativeBinomialP.information(params)#

Fisher information matrix of model

Returns -1 * Hessian of the log-likelihood evaluated at params.

Parameters:
paramsndarray

The model parameters.

Returns:
ndarray

The information matrix evaluated at the parameters.