HUSTERGS commented on PR #14827:
URL: https://github.com/apache/lucene/pull/14827#issuecomment-3028333073

   FWIW, I was a little bit worried about the cost of `Math.ulp` (compared to 
`Math.nextDown`), and also not sure wheather we should calculate the `Math.ulp` 
first before the while loop, so I did some comparation based on luceneutil. 
Here is the result if it helps
   
   <details>
   <summary> final patch vs baseline </summary>
   
   ```
                               TaskQPS baseline      StdDevQPS 
my_modified_version      StdDev                Pct diff p-value
                          CountTerm     6770.90      (6.8%)     6583.92      
(7.3%)   -2.8% ( -15% -   12%) 0.218
         FilteredOr2Terms2StopWords       65.75      (6.9%)       64.68      
(6.3%)   -1.6% ( -13% -   12%) 0.438
                         TermDTSort      188.30      (4.4%)      186.09      
(4.5%)   -1.2% (  -9% -    8%) 0.401
                            Term10K      577.54      (7.5%)      570.96      
(7.5%)   -1.1% ( -14% -   14%) 0.629
                               Term      577.73      (7.5%)      571.15      
(7.4%)   -1.1% ( -14% -   14%) 0.628
                      TermMonthSort     2442.28      (3.3%)     2414.48      
(4.7%)   -1.1% (  -8% -    7%) 0.372
                 CombinedAndHighMed       28.53      (5.7%)       28.21      
(5.5%)   -1.1% ( -11% -   10%) 0.524
                          TermB1M1P      578.27      (7.4%)      571.77      
(7.5%)   -1.1% ( -14% -   14%) 0.633
                  CombinedOrHighMed       27.94      (7.0%)       27.64      
(6.6%)   -1.1% ( -13% -   13%) 0.619
                  FilteredOrHighMed       53.15      (5.1%)       52.59      
(4.9%)   -1.1% ( -10% -    9%) 0.500
                             Term1M      577.12      (7.5%)      571.38      
(7.4%)   -1.0% ( -14% -   15%) 0.672
                   FilteredOr3Terms       58.49      (4.8%)       57.96      
(4.5%)   -0.9% (  -9% -    8%) 0.541
                            TermB1M      577.53      (7.3%)      572.52      
(7.6%)   -0.9% ( -14% -   15%) 0.712
                             IntSet      391.58      (4.5%)      388.40      
(4.8%)   -0.8% (  -9% -    8%) 0.582
                  FilteredAnd3Terms      129.69      (3.4%)      128.71      
(2.6%)   -0.8% (  -6% -    5%) 0.433
                            Term100      577.00      (7.4%)      572.67      
(7.3%)   -0.8% ( -14% -   15%) 0.748
                      TermTitleSort       69.16      (3.7%)       68.80      
(4.9%)   -0.5% (  -8% -    8%) 0.707
                       CombinedTerm       14.62      (4.9%)       14.55      
(5.6%)   -0.5% ( -10% -   10%) 0.770
                     CountOrHighMed       95.39      (2.2%)       94.93      
(2.2%)   -0.5% (  -4% -    3%) 0.488
                           Wildcard       58.16      (3.6%)       57.89      
(3.5%)   -0.5% (  -7% -    6%) 0.669
                           SpanNear        3.11      (4.0%)        3.10      
(4.3%)   -0.4% (  -8% -    8%) 0.750
                    FilteredPrefix3       91.64      (3.2%)       91.27      
(3.2%)   -0.4% (  -6% -    6%) 0.691
                       FilteredTerm       85.80      (5.3%)       85.48      
(4.7%)   -0.4% (  -9% -   10%) 0.813
                   IntervalsOrdered        2.98      (3.8%)        2.97      
(4.1%)   -0.4% (  -7% -    7%) 0.770
                    CountAndHighMed       92.52      (2.8%)       92.19      
(2.6%)   -0.3% (  -5% -    5%) 0.683
                             IntNRQ       48.55      (1.9%)       48.39      
(1.7%)   -0.3% (  -3% -    3%) 0.571
                         DismaxTerm      625.93      (6.1%)      624.14      
(5.9%)   -0.3% ( -11% -   12%) 0.880
                 FilteredOrHighHigh       17.88      (3.2%)       17.83      
(3.3%)   -0.3% (  -6% -    6%) 0.784
                       SloppyPhrase        1.45      (4.6%)        1.45      
(4.0%)   -0.3% (  -8% -    8%) 0.839
                            Prefix3       98.03      (3.5%)       97.78      
(3.5%)   -0.3% (  -7% -    6%) 0.816
                    CountOrHighHigh       63.25      (2.1%)       63.11      
(2.5%)   -0.2% (  -4% -    4%) 0.761
                     FilteredIntNRQ       48.33      (2.1%)       48.25      
(1.7%)   -0.2% (  -3% -    3%) 0.777
                CountFilteredIntNRQ       22.23      (1.9%)       22.20      
(1.7%)   -0.2% (  -3% -    3%) 0.773
                CountFilteredOrMany        6.02      (1.5%)        6.01      
(1.8%)   -0.2% (  -3% -    3%) 0.758
                   CountAndHighHigh       61.53      (1.3%)       61.45      
(1.7%)   -0.1% (  -3% -    2%) 0.783
                   AndMedOrHighHigh       20.70      (4.3%)       20.70      
(4.1%)    0.0% (  -8% -    8%) 0.993
                CountFilteredPhrase       11.57      (2.1%)       11.57      
(2.1%)    0.0% (  -4% -    4%) 0.945
                             Phrase        9.82      (2.6%)        9.83      
(2.3%)    0.1% (  -4% -    5%) 0.918
            CountFilteredOrHighHigh       25.13      (1.2%)       25.16      
(1.5%)    0.1% (  -2% -    2%) 0.829
                     FilteredOrMany        5.01      (2.9%)        5.01      
(2.6%)    0.1% (  -5% -    5%) 0.916
             CountFilteredOrHighMed       29.53      (1.3%)       29.57      
(1.4%)    0.1% (  -2% -    2%) 0.766
                    AndHighOrMedMed       18.23      (3.9%)       18.26      
(2.6%)    0.2% (  -6% -    6%) 0.882
                    DismaxOrHighMed       64.34      (8.7%)       64.46      
(8.3%)    0.2% ( -15% -   18%) 0.943
                         OrHighRare      121.70      (4.4%)      121.95      
(4.5%)    0.2% (  -8% -    9%) 0.882
                             Fuzzy1       49.44      (4.3%)       49.60      
(4.0%)    0.3% (  -7% -    9%) 0.809
                        CountOrMany        6.36      (1.8%)        6.38      
(2.5%)    0.3% (  -3% -    4%) 0.640
                  TermDayOfYearSort      343.74      (1.3%)      344.99      
(1.6%)    0.4% (  -2% -    3%) 0.433
                     FilteredPhrase       12.55      (3.0%)       12.60      
(2.1%)    0.4% (  -4% -    5%) 0.631
                             Fuzzy2       44.71      (2.8%)       44.88      
(2.5%)    0.4% (  -4% -    5%) 0.637
                        CountPhrase        3.28      (4.6%)        3.30      
(4.7%)    0.4% (  -8% -   10%) 0.770
                          OrHighMed       86.40     (13.5%)       86.84     
(13.4%)    0.5% ( -23% -   31%) 0.904
                CombinedAndHighHigh        7.17      (2.3%)        7.22      
(2.2%)    0.6% (  -3% -    5%) 0.395
                 CombinedOrHighHigh        7.01      (4.7%)        7.05      
(5.1%)    0.6% (  -8% -   10%) 0.683
               FilteredAndStopWords       11.80      (3.8%)       11.89      
(3.1%)    0.7% (  -5% -    7%) 0.510
                            Respell       43.59      (3.2%)       43.92      
(1.4%)    0.8% (  -3% -    5%) 0.333
                FilteredOrStopWords       10.92      (3.0%)       11.01      
(2.2%)    0.8% (  -4% -    6%) 0.362
                         AndHighMed       66.88      (9.2%)       67.46      
(9.1%)    0.9% ( -16% -   21%) 0.765
                FilteredAndHighHigh       14.95      (3.5%)       15.10      
(3.2%)    1.0% (  -5% -    7%) 0.353
                   DismaxOrHighHigh       45.06      (7.9%)       45.58      
(7.6%)    1.2% ( -13% -   18%) 0.639
                And2Terms2StopWords       71.10     (10.3%)       72.31     
(10.3%)    1.7% ( -17% -   24%) 0.604
        FilteredAnd2Terms2StopWords       72.77      (7.7%)       74.03      
(7.5%)    1.7% ( -12% -   18%) 0.474
                        AndHighHigh       26.25     (10.1%)       26.71     
(10.0%)    1.7% ( -16% -   24%) 0.581
                 FilteredAndHighMed       43.31      (4.5%)       44.07      
(4.1%)    1.8% (  -6% -   10%) 0.199
                         OrHighHigh       24.55     (12.9%)       25.19     
(13.2%)    2.6% ( -20% -   32%) 0.527
                 Or2Terms2StopWords       71.62     (12.1%)       73.89     
(11.8%)    3.2% ( -18% -   30%) 0.403
                          And3Terms       83.39      (8.5%)       87.53      
(7.7%)    5.0% ( -10% -   23%) 0.053
                             OrMany        5.42      (7.8%)        5.73      
(5.0%)    5.6% (  -6% -   19%) 0.006
                           Or3Terms       73.96     (11.5%)       78.67     
(11.4%)    6.4% ( -14% -   33%) 0.078
                        OrStopWords        9.31     (11.6%)       10.08     
(12.2%)    8.3% ( -13% -   36%) 0.027
                       AndStopWords        8.85      (9.2%)        9.67      
(8.4%)    9.2% (  -7% -   29%) 0.001
   WARNING: cat=Fuzzy1: hit counts differ: 11543+ vs 11524+
   WARNING: cat=Fuzzy2: hit counts differ: 12724+ vs 12716+
   WARNING: cat=Or2Terms2StopWords: hit counts differ: 14986+ vs 14985+
   ```
   
   </details>
   
   <details>
   <summary> cached <code>Math.ulp</code> (baseline) vs  
<code>Math.nextDown</code> (candidate) </summary>
   
   ```
                               TaskQPS baseline      StdDevQPS 
my_modified_version      StdDev                Pct diff p-value
                         OrHighRare      122.65      (4.9%)      120.37      
(4.8%)   -1.9% ( -11% -    8%) 0.229
                       CombinedTerm       14.67      (4.5%)       14.55      
(3.9%)   -0.8% (  -8% -    7%) 0.527
                     FilteredPhrase       12.73      (1.8%)       12.63      
(2.0%)   -0.8% (  -4% -    3%) 0.205
                    FilteredPrefix3       92.09      (2.2%)       91.41      
(2.8%)   -0.7% (  -5% -    4%) 0.356
                CombinedAndHighHigh        7.26      (1.8%)        7.22      
(2.8%)   -0.6% (  -5% -    4%) 0.449
                CountFilteredIntNRQ       22.37      (2.4%)       22.25      
(2.2%)   -0.5% (  -4% -    4%) 0.479
                    AndHighOrMedMed       18.60      (2.7%)       18.52      
(3.3%)   -0.4% (  -6% -    5%) 0.644
             CountFilteredOrHighMed       29.92      (2.0%)       29.80      
(1.7%)   -0.4% (  -3% -    3%) 0.488
                   DismaxOrHighHigh       46.43      (5.9%)       46.27      
(5.7%)   -0.4% ( -11% -   11%) 0.843
            CountFilteredOrHighHigh       25.45      (1.8%)       25.37      
(1.6%)   -0.3% (  -3% -    3%) 0.549
                     FilteredIntNRQ       48.27      (2.1%)       48.12      
(2.4%)   -0.3% (  -4% -    4%) 0.661
                            Respell       43.46      (2.1%)       43.33      
(2.0%)   -0.3% (  -4% -    3%) 0.646
                       SloppyPhrase        1.44      (4.6%)        1.44      
(5.0%)   -0.3% (  -9% -    9%) 0.847
                 CombinedOrHighHigh        7.08      (4.5%)        7.06      
(4.6%)   -0.3% (  -9% -    9%) 0.842
                        AndHighHigh       26.93      (9.2%)       26.85      
(9.0%)   -0.3% ( -16% -   19%) 0.922
                        CountOrMany        6.41      (2.9%)        6.40      
(2.6%)   -0.3% (  -5% -    5%) 0.768
                            Prefix3       98.30      (2.8%)       98.07      
(3.7%)   -0.2% (  -6% -    6%) 0.827
                             IntSet      398.07      (5.0%)      397.31      
(4.7%)   -0.2% (  -9% -    9%) 0.901
                       FilteredTerm       89.51      (4.3%)       89.37      
(4.4%)   -0.2% (  -8% -    9%) 0.908
                      TermTitleSort       69.24      (3.9%)       69.16      
(4.0%)   -0.1% (  -7% -    8%) 0.928
                  TermDayOfYearSort      343.02      (1.6%)      342.64      
(1.0%)   -0.1% (  -2% -    2%) 0.796
                          And3Terms       89.96      (6.1%)       89.89      
(6.1%)   -0.1% ( -11% -   12%) 0.964
                           Wildcard       58.53      (2.6%)       58.48      
(3.5%)   -0.1% (  -5% -    6%) 0.936
                             IntNRQ       48.59      (2.2%)       48.56      
(2.0%)   -0.1% (  -4% -    4%) 0.918
                   CountAndHighHigh       61.94      (1.5%)       61.90      
(1.6%)   -0.1% (  -3% -    3%) 0.911
                         OrHighHigh       25.88      (9.1%)       25.87      
(9.0%)   -0.0% ( -16% -   19%) 0.996
                FilteredAndHighHigh       15.19      (2.3%)       15.19      
(2.5%)    0.0% (  -4% -    4%) 0.995
                         DismaxTerm      642.57      (5.7%)      642.60      
(5.7%)    0.0% ( -10% -   12%) 0.997
                FilteredOrStopWords       11.18      (1.8%)       11.19      
(2.6%)    0.0% (  -4% -    4%) 0.978
                   AndMedOrHighHigh       21.04      (3.5%)       21.04      
(3.5%)    0.0% (  -6% -    7%) 0.985
               FilteredAndStopWords       11.98      (2.5%)       11.98      
(2.5%)    0.0% (  -4% -    5%) 0.970
                          OrHighMed       91.32      (8.8%)       91.36      
(8.5%)    0.0% ( -15% -   19%) 0.987
                CountFilteredOrMany        6.07      (1.8%)        6.07      
(1.9%)    0.1% (  -3% -    3%) 0.922
                       AndStopWords        9.63      (6.2%)        9.63      
(6.3%)    0.1% ( -11% -   13%) 0.976
                             Term1M      587.59      (7.6%)      588.02      
(6.8%)    0.1% ( -13% -   15%) 0.975
                 CombinedAndHighMed       29.45      (4.2%)       29.47      
(4.5%)    0.1% (  -8% -    9%) 0.956
                   IntervalsOrdered        2.93      (3.3%)        2.94      
(2.4%)    0.1% (  -5% -    5%) 0.915
                CountFilteredPhrase       11.49      (2.1%)       11.50      
(1.8%)    0.1% (  -3% -    4%) 0.865
                          CountTerm     6878.31      (5.8%)     6886.78      
(5.5%)    0.1% ( -10% -   12%) 0.945
                        OrStopWords       10.27      (7.9%)       10.28      
(8.3%)    0.1% ( -14% -   17%) 0.960
                    DismaxOrHighMed       66.86      (5.8%)       66.96      
(5.6%)    0.1% ( -10% -   12%) 0.937
                         AndHighMed       68.99      (8.0%)       69.09      
(8.1%)    0.1% ( -14% -   17%) 0.955
                    CountOrHighHigh       63.98      (2.0%)       64.08      
(2.1%)    0.2% (  -3% -    4%) 0.806
                           Or3Terms       81.49      (6.9%)       81.63      
(6.8%)    0.2% ( -12% -   14%) 0.938
                               Term      586.86      (7.7%)      587.87      
(7.0%)    0.2% ( -13% -   16%) 0.941
                             Phrase        9.85      (2.3%)        9.87      
(3.4%)    0.2% (  -5% -    5%) 0.843
                            Term100      587.22      (7.6%)      588.35      
(7.2%)    0.2% ( -13% -   16%) 0.934
                          TermB1M1P      586.68      (7.7%)      588.21      
(7.0%)    0.3% ( -13% -   16%) 0.910
                  CombinedOrHighMed       28.78      (5.6%)       28.87      
(5.1%)    0.3% (  -9% -   11%) 0.862
                 FilteredAndHighMed       44.81      (3.2%)       44.97      
(3.1%)    0.4% (  -5% -    6%) 0.715
                         TermDTSort      193.95      (4.4%)      194.66      
(4.2%)    0.4% (  -7% -    9%) 0.787
                 FilteredOrHighHigh       18.21      (2.6%)       18.29      
(2.9%)    0.5% (  -4% -    6%) 0.593
                            TermB1M      586.34      (7.6%)      589.19      
(7.0%)    0.5% ( -13% -   16%) 0.834
                             Fuzzy2       45.79      (2.2%)       46.01      
(2.6%)    0.5% (  -4% -    5%) 0.510
                           SpanNear        3.04      (5.3%)        3.06      
(5.1%)    0.5% (  -9% -   11%) 0.757
                    CountAndHighMed       92.07      (3.7%)       92.61      
(3.4%)    0.6% (  -6% -    8%) 0.605
                             Fuzzy1       51.48      (3.5%)       51.78      
(3.8%)    0.6% (  -6% -    8%) 0.610
                 Or2Terms2StopWords       79.27      (8.1%)       79.76      
(7.7%)    0.6% ( -14% -   17%) 0.808
        FilteredAnd2Terms2StopWords       77.97      (6.1%)       78.46      
(5.8%)    0.6% ( -10% -   13%) 0.739
                  FilteredAnd3Terms      131.77      (2.9%)      132.61      
(2.6%)    0.6% (  -4% -    6%) 0.464
                And2Terms2StopWords       77.57      (8.4%)       78.06      
(8.0%)    0.6% ( -14% -   18%) 0.806
                  FilteredOrHighMed       54.67      (4.1%)       55.02      
(4.2%)    0.6% (  -7% -    9%) 0.622
                            Term10K      585.60      (7.6%)      589.42      
(7.0%)    0.7% ( -12% -   16%) 0.777
                     FilteredOrMany        5.11      (2.6%)        5.14      
(2.3%)    0.7% (  -4% -    5%) 0.370
                      TermMonthSort     2472.84      (3.7%)     2490.38      
(4.5%)    0.7% (  -7% -    9%) 0.584
                     CountOrHighMed       95.51      (3.2%)       96.23      
(2.9%)    0.8% (  -5% -    6%) 0.425
                             OrMany        5.77      (5.3%)        5.81      
(4.9%)    0.8% (  -8% -   11%) 0.616
                        CountPhrase        3.24      (5.2%)        3.26      
(4.2%)    0.8% (  -8% -   10%) 0.581
                   FilteredOr3Terms       60.14      (4.0%)       60.72      
(3.8%)    1.0% (  -6% -    9%) 0.431
         FilteredOr2Terms2StopWords       68.59      (5.7%)       69.35      
(5.7%)    1.1% (  -9% -   13%) 0.537
   ```
   
   </details>
   
   <details>
   <summary> cached <code>Math.ulp</code> vs non-cached  </summary>
   
   ```
                               TaskQPS baseline      StdDevQPS 
my_modified_version      StdDev                Pct diff p-value
                        AndHighHigh       27.11      (3.5%)       26.72      
(9.8%)   -1.4% ( -14% -   12%) 0.538
                       SloppyPhrase        1.44      (4.0%)        1.43      
(3.8%)   -1.3% (  -8% -    6%) 0.310
                CountFilteredPhrase       11.66      (2.0%)       11.54      
(1.7%)   -1.0% (  -4% -    2%) 0.079
                        CountPhrase        3.34      (1.7%)        3.31      
(3.1%)   -1.0% (  -5% -    3%) 0.226
                       AndStopWords        9.69      (4.3%)        9.61      
(7.1%)   -0.9% ( -11% -   11%) 0.647
                   AndMedOrHighHigh       20.97      (2.5%)       20.83      
(4.6%)   -0.7% (  -7% -    6%) 0.541
                         AndHighMed       68.38      (3.3%)       68.08      
(9.3%)   -0.4% ( -12% -   12%) 0.840
                             Phrase        9.72      (2.4%)        9.68      
(2.1%)   -0.4% (  -4% -    4%) 0.588
                  TermDayOfYearSort      343.57      (1.6%)      342.85      
(1.8%)   -0.2% (  -3% -    3%) 0.704
                     FilteredIntNRQ       48.19      (1.2%)       48.12      
(1.8%)   -0.1% (  -3% -    2%) 0.756
                             IntNRQ       48.40      (1.3%)       48.35      
(1.8%)   -0.1% (  -3% -    2%) 0.816
                            Respell       44.00      (2.4%)       43.97      
(2.1%)   -0.1% (  -4% -    4%) 0.907
                CountFilteredOrMany        6.00      (2.1%)        5.99      
(1.8%)   -0.1% (  -3% -    3%) 0.923
                           SpanNear        3.14      (3.6%)        3.14      
(4.0%)    0.0% (  -7% -    7%) 0.998
                       CombinedTerm       14.70      (3.6%)       14.70      
(3.1%)    0.0% (  -6% -    6%) 0.995
                    CountOrHighHigh       62.87      (2.5%)       62.94      
(2.4%)    0.1% (  -4% -    5%) 0.889
                CombinedAndHighHigh        7.27      (1.7%)        7.28      
(2.2%)    0.1% (  -3% -    4%) 0.858
                          And3Terms       88.51      (3.6%)       88.62      
(7.9%)    0.1% ( -11% -   12%) 0.950
                   IntervalsOrdered        2.96      (3.1%)        2.97      
(3.2%)    0.1% (  -5% -    6%) 0.888
                        OrStopWords       10.20      (9.6%)       10.22      
(9.3%)    0.2% ( -17% -   21%) 0.956
                             OrMany        5.82      (3.4%)        5.83      
(5.0%)    0.2% (  -7% -    8%) 0.899
                   CountAndHighHigh       61.27      (1.7%)       61.37      
(1.6%)    0.2% (  -3% -    3%) 0.742
                        CountOrMany        6.33      (3.3%)        6.34      
(2.3%)    0.2% (  -5% -    6%) 0.838
                     CountOrHighMed       95.26      (2.5%)       95.50      
(2.2%)    0.2% (  -4% -    5%) 0.737
                CountFilteredIntNRQ       22.12      (1.3%)       22.21      
(1.6%)    0.4% (  -2% -    3%) 0.410
                     FilteredPhrase       12.44      (2.4%)       12.49      
(2.0%)    0.4% (  -3% -    4%) 0.561
                    CountAndHighMed       92.69      (2.8%)       93.06      
(2.4%)    0.4% (  -4% -    5%) 0.622
            CountFilteredOrHighHigh       25.01      (1.8%)       25.13      
(1.7%)    0.5% (  -3% -    4%) 0.409
                 CombinedOrHighHigh        7.18      (4.0%)        7.21      
(3.4%)    0.5% (  -6% -    8%) 0.643
                    AndHighOrMedMed       18.40      (2.5%)       18.50      
(3.1%)    0.5% (  -4% -    6%) 0.543
             CountFilteredOrHighMed       29.41      (1.8%)       29.57      
(2.2%)    0.6% (  -3% -    4%) 0.382
                  FilteredAnd3Terms      129.79      (2.6%)      130.56      
(3.2%)    0.6% (  -5% -    6%) 0.526
                         OrHighHigh       25.48      (9.7%)       25.65      
(9.7%)    0.6% ( -17% -   22%) 0.837
                            Term10K      571.75      (4.7%)      575.74      
(8.0%)    0.7% ( -11% -   14%) 0.735
                FilteredOrStopWords       11.01      (2.2%)       11.09      
(2.5%)    0.8% (  -3% -    5%) 0.283
                   DismaxOrHighHigh       45.46      (6.0%)       45.83      
(6.4%)    0.8% ( -10% -   14%) 0.681
                 FilteredAndHighMed       44.08      (3.0%)       44.45      
(4.4%)    0.8% (  -6% -    8%) 0.492
                      TermMonthSort     2383.55      (3.6%)     2403.84      
(5.0%)    0.9% (  -7% -    9%) 0.535
                             Term1M      571.35      (4.8%)      576.33      
(7.9%)    0.9% ( -11% -   14%) 0.673
                               Term      572.59      (4.8%)      577.59      
(8.1%)    0.9% ( -11% -   14%) 0.679
                            TermB1M      571.63      (4.6%)      577.08      
(8.1%)    1.0% ( -11% -   14%) 0.646
                            Term100      571.33      (4.8%)      576.88      
(8.1%)    1.0% ( -11% -   14%) 0.646
                             IntSet      386.36      (3.7%)      390.32      
(4.2%)    1.0% (  -6% -    9%) 0.413
               FilteredAndStopWords       11.79      (3.4%)       11.91      
(3.3%)    1.1% (  -5% -    8%) 0.323
                         OrHighRare      117.89      (4.1%)      119.16      
(4.5%)    1.1% (  -7% -   10%) 0.433
                    DismaxOrHighMed       64.77      (6.9%)       65.47      
(7.1%)    1.1% ( -12% -   16%) 0.625
                FilteredAndHighHigh       14.93      (3.1%)       15.10      
(3.2%)    1.1% (  -5% -    7%) 0.264
                          TermB1M1P      570.76      (4.9%)      577.30      
(8.0%)    1.1% ( -11% -   14%) 0.586
                     FilteredOrMany        5.04      (2.3%)        5.10      
(2.4%)    1.2% (  -3% -    6%) 0.106
                         DismaxTerm      620.66      (4.3%)      628.51      
(5.4%)    1.3% (  -8% -   11%) 0.412
                 FilteredOrHighHigh       17.78      (3.2%)       18.00      
(3.1%)    1.3% (  -4% -    7%) 0.201
                      TermTitleSort       69.48      (5.1%)       70.40      
(4.4%)    1.3% (  -7% -   11%) 0.380
                           Or3Terms       79.24      (8.1%)       80.29      
(8.3%)    1.3% ( -13% -   19%) 0.608
                             Fuzzy2       45.38      (2.2%)       46.00      
(2.8%)    1.4% (  -3% -    6%) 0.081
                          OrHighMed       87.94     (10.1%)       89.31     
(10.4%)    1.6% ( -17% -   24%) 0.629
                         TermDTSort      186.32      (4.1%)      189.37      
(3.9%)    1.6% (  -6% -   10%) 0.199
                          CountTerm     6527.34      (4.5%)     6639.20      
(6.2%)    1.7% (  -8% -   12%) 0.315
                            Prefix3       98.71      (3.3%)      100.50      
(3.8%)    1.8% (  -5% -    9%) 0.106
                 CombinedAndHighMed       28.34      (5.2%)       28.91      
(5.5%)    2.0% (  -8% -   13%) 0.232
        FilteredAnd2Terms2StopWords       74.35      (6.4%)       75.85      
(7.7%)    2.0% ( -11% -   17%) 0.365
                           Wildcard       57.69      (3.8%)       58.85      
(4.4%)    2.0% (  -5% -   10%) 0.117
                   FilteredOr3Terms       57.92      (4.6%)       59.17      
(4.7%)    2.2% (  -6% -   12%) 0.143
                             Fuzzy1       50.18      (3.4%)       51.31      
(4.5%)    2.3% (  -5% -   10%) 0.074
                  FilteredOrHighMed       52.48      (5.1%)       53.68      
(4.8%)    2.3% (  -7% -   12%) 0.147
                    FilteredPrefix3       91.96      (3.0%)       94.13      
(3.8%)    2.4% (  -4% -    9%) 0.030
                       FilteredTerm       85.14      (5.1%)       87.42      
(5.7%)    2.7% (  -7% -   14%) 0.118
                  CombinedOrHighMed       27.90      (6.1%)       28.65      
(5.7%)    2.7% (  -8% -   15%) 0.150
                 Or2Terms2StopWords       74.51      (9.6%)       76.63     
(10.3%)    2.8% ( -15% -   25%) 0.366
                And2Terms2StopWords       72.82      (8.2%)       74.91     
(10.8%)    2.9% ( -14% -   23%) 0.343
         FilteredOr2Terms2StopWords       64.55      (6.7%)       66.61      
(6.9%)    3.2% (  -9% -   17%) 0.139
   ```
   
   </details>
   
   The result shows there is no significant difference between these subtle 
changes, so I think it's fine to just leave it as is. BTW, I repeat the new UT 
100000 times, all passed


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