| N | method | energy distance | seconds |
|---|---|---|---|
| 10000 | twinning | 0.000934 | 0.15 |
| 10000 | herding · energy | 0.000595 | 0.18 |
| 10000 | support points · energy | 0.00404 | 1.9 |
| 10000 | random | 0.00278 | – |
| 100000 | twinning | 7.34e-5 | 4.6 |
| 100000 | herding · energy | 4.52e-5 | 20.0 |
| 100000 | support points · energy | 0.000312 | 120.0 |
| 100000 | random | 0.000323 | – |
| 1000000 | twinning | 5.65e-6 | 140.0 |
| 1000000 | herding · energy | 3.48e-6 | 2100.0 |
| 1000000 | random | 2.33e-5 | – |