Table 20.
Comparison between different BPSO variants using four S-shaped TFs in terms of average running time [based on kNN*].
| Dataset | Measure | BPSO1 | BPSO2 | BPSO3 | BPSO4 |
|---|---|---|---|---|---|
| All | AVG | 464.0 | 481.7 | 466.2 | 467.8 |
| STD | 4.8617 | 3.6674 | 3.3655 | 3.2812 | |
| caucasion | AVG | 368.1 | 374.5 | 371.8 | 374.0 |
| STD | 4.3402 | 4.2569 | 3.6641 | 3.5733 | |
| females | AVG | 245.8 | 247.9 | 247.9 | 248.4 |
| STD | 2.1698 | 2.1417 | 1.7136 | 2.1340 | |
| age > 50 | AVG | 266.9 | 270.2 | 268.7 | 270.0 |
| STD | 2.5395 | 2.2341 | 2.4543 | 1.5417 | |
| hispanic | AVG | 260.5 | 262.9 | 262.1 | 263.9 |
| STD | 2.9500 | 2.1613 | 1.8231 | 2.4382 | |
| age ≤ 50 | AVG | 261.4 | 262.1 | 264.8 | 263.7 |
| STD | 2.3115 | 1.7837 | 2.1478 | 2.0247 | |
| males | AVG | 382.7 | 251.8 | 250.3 | 250.9 |
| STD | 46.5774 | 1.8658 | 1.8342 | 1.7393 | |
| mean rank | F-test | 1.43 | 3.21 | 2.21 | 3.14 |