docs: private void trueOutliers(HilbertFeatures h) {
      n_star = 0;
      for(ObjectHeap.UnsortedIter<HilFeature> iter = h.out.unsortedIter(); iter.valid(); iter.advance()) {
        HilFeature entry = iter.get();
        if(entry.ubound >= omega_star && (entry.ubound - entry.lbound < 1E-10)) {
          n_star++;
        }
      }
    }