Table 9 Mean and order rankings from the Friedman test of different tested algorithms for SDM, DDM, TDM, and PVM.
| Â | SFOA | ECO | HO | OOA | ZOA | SFOA-Secant | ECO-Secant | HO-Secant | OOA-Secant | ZOA-Secant |
|---|---|---|---|---|---|---|---|---|---|---|
SDM | ||||||||||
 Mean rank | 2.1666 | 5.3333 | 6.4666 | 9.6666 | 5.3334 | 1 | 4.4333 | 5.5 | 9.2666 | 5.8333 |
 Rank order | 2 | 4 | 8 | 10 | 5 | 1 | 3 | 6 | 9 | 7 |
DDM | ||||||||||
 Mean rank | 2.3333 | 5.9333 | 6.1666 | 9.6666 | 5.2666 | 1.0666 | 4.4666 | 5.5666 | 9.3333 | 5.2 |
 Rank order | 2 | 7 | 8 | 10 | 5 | 1 | 3 | 6 | 9 | 4 |
TDM | ||||||||||
 Mean rank | 2.4 | 5.3333 | 6.6 | 9.6 | 5.7 | 1.1 | 4.4333 | 5.2333 | 9.4 | 5.2 |
 Rank order | 2 | 6 | 8 | 10 | 7 | 1 | 3 | 5 | 9 | 4 |
PVM | ||||||||||
 Mean rank | 3.0666 | 7 | 6.5666 | 9.2333 | 4.9666 | 1 | 3.0333 | 4.1333 | 9.7666 | 6.2333 |
 Rank order | 3 | 8 | 7 | 9 | 5 | 1 | 2 | 4 | 10 | 6 |