statespace
SARIMAXResults.
cov_params_robust_cs
(array) The QMLE variance / covariance matrix. Computed using the numerical Hessian computed without using parameter transformations as the evaluated hessian.
statsmodels.tsa.statespace.sarimax.SARIMAXResults.cov_params_robust
statsmodels.tsa.statespace.sarimax.SARIMAXResults.cov_params_robust_oim
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