Should $u_t$ influence the transition $x_{t-1} \to x_t$ or $x_t \to x_{t+1}$? See discussion in https://github.com/gdalle/HiddenMarkovModels.jl/pull/123#discussion_r1874021098
Should$u_t$ influence the transition $x_{t-1} \to x_t$ or $x_t \to x_{t+1}$ ?
See discussion in #123 (comment)