statsmodels.genmod.families.family.NegativeBinomial.weights¶

NegativeBinomial.weights(mu)¶

IRLS步骤的权重

Parameters:¶

muarray_like

指数族中的变换均值响应变量

Returns:¶

wndarray

IRLS步骤的权重

注释

\[w = 1 / (g'(\mu)^2 * Var(\mu))\]