Research Article
Received Signal Strength-Based Localization for Vehicle Distance Estimation in Vehicular Ad Hoc Networks (VANETs)
Table 2
Ranging error for 2nd scenario.
| | S. no | Name of protocols | 1000 (s) | 2000 (s) | 3000 (s) | 4000 (s) | 5000 (s) | Average | Ratio | Percentage |
| | 1 | CRLB | -12.4 | -10.6 | -9.1 | -7.9 | -6.4 | -9.68 | 1 | 100 | | 2 | RSS-based localization (proposed method) | -11.8 | -9.9 | -7.8 | -6.1 | -5.1 | -8.44 | 0.87 | 87 | | 3 | Least squares | -10.6 | -8.1 | -6.4 | -5.2 | -2.1 | -7.05 | 0.72 | 72 | | 4 | Weighted linear squares | -10.1 | -6.3 | -4.8 | -3.8 | -1.6 | -5.84 | 0.6 | 60 |
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