statsmodels.gam.generalized_additive_model.LogitGam.hessian_factor¶

LogitGam.hessian_factor(params)¶

Logit model Hessian factor

Parameters:¶

params : array_like¶

The parameters of the model

Returns:¶

hess – The Hessian factor, second derivative of loglikelihood function with respect to the linear predictor evaluated at params

Return type:¶

ndarray, (nobs,)