Distribution

qi

b(qi)

f

mi

Bernoulli

ln ( π i 1 − π i )

ln ( 1 + exp ( θ i ) )

1

π i = exp ( θ i ) 1 + exp ( θ i )

Poisson

ln ( λ i )

exp ( θ i )

1

exp ( θ i ) = λ i

Normal

μ i

θ i 2 2

σ 2

θ i = μ i

Gamma

− 1 μ i

− 1 μ i

1 υ

− 1 θ i = μ i

Inverse Gaussian

− 1 2 μ i 2

− ( − 2 θ i ) 1 / 2

σ 2

1 ( − 2 θ i ) 1 / 2 = μ i