| metric     |   threshold |   alpha |   n |   S_mid |   S_end |   t_S<=0.5 |
|:-----------|------------:|--------:|----:|--------:|--------:|-----------:|
| pmass_eval |       0.950 |   0.000 |   8 |   1.000 |   1.000 |            |
| pmass_eval |       0.950 |   0.500 |   8 |   1.000 |   1.000 |            |
| pmass_eval |       0.950 |   1.000 |   8 |   1.000 |   1.000 |            |
| pmass_eval |       0.950 |   2.000 |   8 |   0.586 |   0.321 |         64 |
| pmass_eval |       0.950 |   4.000 |   8 |   0.000 |   0.000 |          0 |