Research Article
Performance Analysis of Parameter Estimator Based on Closed-Form Newton Method for Ultrawideband Positioning
Table 2
The statistical results of convergence property.
| Method | Statistics | Test 1 | Test 2 | Test 3 | Test 4 |
| Gauss–Newton | Convergence rate | 1.000 | 0.950 | 1.000 | 0.950 | Average iterations | 3.370 | 3.849 | 3.263 | 6.179 | Closed-form Newton | Convergence rate | 1.000 | 1.000 | 1.000 | 1.000 | Average iterations | 2.350 | 4.807 | 3.676 | 3.568 |
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