statsmodels.discrete.truncated_model.TruncatedLFPoisson.hessian

TruncatedLFPoisson.hessian(params)

Generic Truncated model Hessian matrix of the loglikelihood

Parameters:

paramsnumpy:array_like

The parameters of the model

Returns:

hessndarray, (k_vars, k_vars)

The Hessian, second derivative of loglikelihood function, evaluated at params