TABLE 12. Wilcoxon Rank Sum Test Results for the Second Experiment.
| MPA | HHO | CS | GWO | GOA | SSO | PSO | MFO | |
|---|---|---|---|---|---|---|---|---|
| PSNR | 0.000 | 0.016 | 0.008 | 0.000 | 0.000 | 0.108 | 0.001 | 0.006 |
| SSIM | 0.027 | 0.153 | 0.127 | 0.047 | 0.000 | 0.037 | 0.075 | 0.049 |
| MPA | HHO | CS | GWO | GOA | SSO | PSO | MFO | |
|---|---|---|---|---|---|---|---|---|
| PSNR | 0.000 | 0.016 | 0.008 | 0.000 | 0.000 | 0.108 | 0.001 | 0.006 |
| SSIM | 0.027 | 0.153 | 0.127 | 0.047 | 0.000 | 0.037 | 0.075 | 0.049 |