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statsmodels.regression.mixed_linear_model.MixedLM.hessian

MixedLM.hessian(params)[source]

Returns the Hessian matrix of the profile log-likelihood.

Notes

The Hessian matrix that is returned is computed with respect to the parameterization defined by this model’s use_sqrt attribute. The input value params can be with respect to any parameterization.

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