Research Article
Localization for Wireless Sensor Networks Assisted by Two Mobile Anchors with Improved Grey Wolf Optimizer
Table 4
Localization errors of location estimation algorithms (Unit: m).
| | Trilateration | PSO | WOA | GWO | MDS-GWO |
| GTURN | 0.230 | 0.213 | 0.193 | 0.189 | 0.161 | GSCAN | 0.233 | 0.216 | 0.188 | 0.179 | 0.161 | PP-MMAN | 0.239 | 0.221 | 0.189 | 0.181 | 0.162 | H-curves | 0.266 | 0.250 | 0.213 | 0.202 | 0.186 | M-curves | 0.246 | 0.219 | 0.196 | 0.187 | 0.176 | SCAN | 0.370 | 0.350 | 0.329 | 0.306 | 0.273 | DASCAN | 0.232 | 0.215 | 0.187 | 0.180 | 0.160 |
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