pub fn get_default_alpha(regularization: f32) -> (f32, f32)Expand description
Default (alpha0, alpha1) for a regularization strength (the reference’s
get_default_alpha): max([0.001, 0.001] + [0.001, 0.002]·(regularization − 1), 0).
2 is the default, giving α₀ = 0.002, α₁ = 0.003.