docs: private static String factorizeFullness(long bitmapCardinality, long numRows)
    {
      if (bitmapCardinality == 0) {
        return "0";
      } else if (bitmapCardinality == numRows) {
        return "1";
      } else {
        double fullness = bitmapCardinality / (double) numRows;
        int index = Arrays.binarySearch(BITMAP_FULLNESS_FACTORIZATION_STOPS, fullness);
        if (index < 0) {
          index = ~index;
        }
        return FACTORIZED_FULLNESS[index];
      }
    }