Table 2.
Positioning error with confidence probability 90% of three algorithms for two different databases in Experiment 2.
| Database | WKNN | LDE | KPCA |
|---|---|---|---|
| Manually radio maps | 3.5 m | 4 m | 3 m |
| Adaptive radio maps | 3.5 m | 4.5 m | 3.5 m |
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