Table 4 Accuracy results with different subsets of anchor points
From: Performance analysis of multiple Indoor Positioning Systems in a healthcare environment
Filter | Point accuracy (m) | Room accuracy (%) | ||
|---|---|---|---|---|
Minimum | Average | Maximum | ||
Wi-Fi | ||||
All anchors | 0.52 | 2.68 | 5.95 | 46.58 |
Without AP4 | 0.07 | 2.69 | 6.77 | 56.16 |
One side corridor | 0.48 | 3.47 | 8.57 | 31.51 |
BLE | ||||
All anchors | 0.94 | 3.12 | 9.09 | 61.64 |
Only edges | 0.54 | 4.04 | 10.49 | 41.10 |
One side corridor | 0.48 | 4.78 | 10.49 | 36.99 |
ZigBee | ||||
All anchors | 0.10 | 3.08 | 7.35 | 49.32 |
Only edges | 0.48 | 5.09 | 10.89 | 21.92 |
One side corridor | 0.48 | 4.24 | 9.94 | 38.36 |