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  • References
  • Python
  • Statsmodels
  • Robust Linear Models

RamsayE.weights()

statsmodels.robust.norms.RamsayE.weights

RamsayE.weights(z) [source]

Ramsay?s Ea weighting function for the IRLS algorithm

The psi function scaled by z

Parameters:

z : array-like

1d array

Returns:

weights : array

weights(z) = exp(-a*|z|)

Links:
  • http://statsmodels.sourceforge.net/stable/generated/statsmodels.robust.norms.RamsayE.weights.html
doc_statsmodels
doc_statsmodels
2025-01-10 15:47:30
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