statsmodels.robust.norms.LeastSquares
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class statsmodels.robust.norms.LeastSquares
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Least squares rho for M-estimation and its derived functions.
See also
Methods
psi
(z)The psi function for the least squares estimator psi_deriv
(z)The derivative of the least squares psi function. rho
(z)The least squares estimator rho function weights
(z)The least squares estimator weighting function for the IRLS algorithm.
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