code: public void nextStep(O observation, Collection<S> candidates,
              Map<S, Double> emissionLogProbabilities,
              Map<Transition<S>, Double> transitionLogProbabilities) {
          nextStep(observation, candidates, emissionLogProbabilities, transitionLogProbabilities,
                  new LinkedHashMap<Transition<S>, D>());
      }
docs: See {@link #nextStep(Object, Collection, Map, Map, Map)}