let normalizer =
let ndc = Measure.Light_cones.non_discarded_cell length discard_cell in
let light_cone = light_cones.(ndc) in
(* let light_cone_weight = *)
(* let result = ref 0 in *)
(* for i=0 to depth do result := !result + Array.length light_cone.(i) done; *)
(* float !result in *)
let light_cone_weight = float future_depth in
let nb_states = Array.length Auto.states |> float in
let range = Array.length light_cone.(perturbation_range) |> float in
nb_states ** range *. light_cone_weight