InverseSquaredLink

class superglm.InverseSquaredLink

Bases: object

Inverse-squared link: eta = 1/mu^2, mu = 1/sqrt(eta).

Canonical link for the inverse Gaussian distribution.

deriv3_inverse(

eta: NDArray,

) → NDArray

d³μ/dη³ = -15/8 · η^{-7/2}. Wood (2011) Appendix D.