linearmodels.iv.gmm.HeteroskedasticWeightMatrix.weight_matrix¶
- HeteroskedasticWeightMatrix.weight_matrix(x: ndarray[tuple[int, ...], dtype[float64]], z: ndarray[tuple[int, ...], dtype[float64]], eps: ndarray[tuple[int, ...], dtype[float64]]) ndarray[tuple[int, ...], dtype[float64]] [source]¶