Per-sensor leave-one-out diagnostic.
Residual and origin-time fields are seconds. Position delta is metres. Larger score means a poorer fit under the selected timing sigma and loss.
@type t() :: %Sidereon.SourceLocalization.SensorInfluence{ leave_one_out_residual_s: float() | nil, loss_weight: float(), origin_time_delta_s: float() | nil, position_delta_m: float() | nil, residual_s: float(), score: float(), sensor_index: non_neg_integer() }