Table 4.
Error analysis of three methods.
| Improved PDR | UWB | UWB/Improved PDR | |
|---|---|---|---|
| Maximum error/m | 0.95 | 0.54 | 0.33 |
| Average error/m | 0.51 | 0.23 | 0.13 |
| Minimum error/m | 0.32 | 0.12 | 0.02 |
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