## 6 Experiments
### What-If Scenario
\begin{table}
\begin{tabular}{l c c c c c c c} \hline \hline
**Algorithm** & **Service** & **PSR** & **Latency (ms)** & **Algorithm** & **Service** & **PSR** & **Latency (ms)** \\ \hline PPO & pollution & 0.9322 (0.1861) & 41.699 (37.578) & DQN & pollution & 1.0000 (0.0000) & 41.563 (21.946) \\  & traffic & 0.6303 (0.2630) & 22.390 (20.021) & & traffic & 0.9265 (0.0745) & 62.047 (38.366) \\  & video & 0.4759 (0.2532) & 34.654 (30.153) & & video & 0.7167 (0.3301) & 104.146 (63.440) \\  & audio & 0.4836 (0.2363) & 34.923 (29.224) & & audio & 0.5717 (0.3301) & 94.377 (69.742) \\  & healthcare & 0.8292 (0.1988) & 46.039 (39.383) & & healthcare & 0.7126 (0.3940) & 131.042 (83.048) \\  & safety & 0.6888 (0.3481) & 27.036 (23.118) & & safety & 0.6614 (0.3990) & 128.983 (84.511) \\ \hline GA & pollution & 1.0000 (0.0000) & 36.542 (17.653) & GA-ECT & pollution & 0.9977 (0.0087) & 56.154 (12.727) \\  & traffic & 0.9782 (0.0063) & 91.651 (16.812) & traffic & 0.9348 (0.0502) & 77.907 (32.266) \\  & video & 0.9803 (0.0032) & 186.576 (14.379) & video & 0.9120 (0.1100) & 139.462 (45.334) \\  & audio & 0.9677 (0.0056) & 181.024 (02.870) & audio & 0.8486 (0.2023) & 143.043 (43.213) \\  & healthcare & 0.9856 (0.0034) & 197.765 (7.608) & healthcare & 0.9089 (0.2094) & 170.903 (45.813) \\  & safety & 0.9900 (0.0018) & 200.084 (0.558) & safety & 0.9353 (0.1367) & 183.715 (29.278) \\ \hline PSO & pollution & 1.0000 (0.0000) & 48.604 (23.354) & PSO-ECT & pollution & 0.9966 (0.0105) & 89.264 (32.947) \\  & traffic & 0.9800 (0.0080) & 84.547 (27.796) & traffic & 0.9420 (0.0272) & 82.745 (44.222) \\  & video & 0.9817 (0.0026) & 175.397 (24.286) & video & 0.9459 (0.0632) & 130.181 (39.578) \\  & audio & 0.9677 (0.0079) & 176.532 (21.542) & audio & 0.9260 (0.0958) & 93.592 (47.109) \\  & healthcare & 0.9869 (0.0030) & 194.759 (10.162) & healthcare & 0.9716 (0.0187) & 123.029 (47.805) \\  & safety & 0.9897 (0.0020) & 198.726 (7.039) & safety & 0.9827 (0.0091) & 134.197 (49.649) \\ \hline QPSO & pollution & 1.0000 (0.0000) & 45.283 (23.729) & QPSO-ECT & pollution & 1.0000 (0.0000) & 53.558 (42.932) \\  & traffic & 0.9753 (0.0084) & 123.400 (60.420) & traffic & 0.9382 (0.0788) & 52.321 (39.729) \\  & video & 0.9808 (0.0028) & 180.819 (24.175) & video & 0.9516 (0.0386) & 92.175 (56.982) \\  & audio & 0.9626 (0.0100) & 173.387 (31.088) & audio & 0.9387 (0.0288) & 68.207 (48.671) \\  & healthcare & 0.9864 (0.0031) & 195.133 (13.832) & healthcare & 0.9811 (0.0105) & 74.372 (44.875) \\  & safety & 0.9894 (0.0025) & 199.692 (2.996) & safety & 0.9877 (0.0045) & 78.016 (45.059) \\ \hline MPSO & pollution & 1.0000 (0.0000) & 44.521 (22.414) & GWO-ECT & pollution & 1.0000 (0.0000) & 98.519 (43.305) \\  & traffic & 0.9787 (0.0092) & 99.434 (55.462) & traffic & 0.9512 (0.0198) & 85.091 (39.502) \\  & video & 0.9826 (0.0023) & 170.505 (27.502) & video & 0.9696 (0.0201) & 143.977 (38.012) \\  & audio & 0.9667 (0.0076) & 163.055 (40.848) & audio & 0.9465 (0.0285) & 115.383 (38.881) \\  & healthcare & 0.9864 (0.0028) & 193.474 (16.269) & healthcare & 0.9803 (0.0097) & 109.571 (38.221) \\  & safety & 0.9897 (0.0020) & 198.251 (8.628) & safety & 0.9868 (0.0060) & 109.936 (39.572) \\ \hline GWO & pollution & 1.0000 (0.0000) & 40.328 (19.224) & MPSO-ECT & pollution & 1.0000 (0.0000) & 62.636 (48.652) \\  & traffic & 0.9686 (0.0117) & 59.856 (27.934) & traffic & 0.9629 (0.0139) & 51.580 (33.526) \\  & video & 0.9784 (0.0059) & 173.643 (14.832) & video & 0.9705 (0.0194) & 127.305 (39.538) \\  & audio & 0.9600 (0.0120) & 177.200 (20.083) & audio & 0.9481 (0.0251) & 79.533 (41.704) \\  & healthcare & 0.9849 (0.0034) & 197.027 (6.136) & healthcare & 0.9847 (0.0083) & 89.203 (39.785) \\  & safety & 0.9867 (0.0052) & 197.478 (5.968) & safety & 0.9874 (0.0057) & 76.074 (45.580) \\ \hline \hline \end{tabular}
\end{table} 
Table 8: Comparison of the average PSR and latency of the best solutions; the standard deviation is enclosed in ().