Providing Databases for Different Indoor Positioning Technologies: Pros and Cons of Magnetic Field and Wi-Fi Based Positioning

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="8"><hr/></td></tr><tr class="thead"><td class="align_left">Configuration</td><td class="align_center">Parameters</td><td class="align_center">Accuracy</td><td class="align_center"># of training FP</td><td class="align_center"># of test FP</td><td class="align_center">Time 1</td><td class="align_center">Time 2</td><td class="align_center">Time rel.</td></tr><tr><td class="thead-hr" colspan="8"><hr/></td></tr><tr><td class="align_left">Normal</td><td class="align_center">—</td><td class="align_center">4.73</td><td class="align_center">680</td><td class="align_center">460</td><td class="align_center">4.5s</td><td class="align_center">9.78 ms</td><td class="align_center">1</td></tr><tr class="table-tr"><td colspan="8"><hr class="tbody-hr"/></td></tr></table></td></tr><tr class="table-fn"><td>Time 1: time required to compute all testing fingerprints in seconds.<br/>Time 2: time required to compute a single fingerprint in milliseconds.<br/>Time rel.: relative time per fingerprint with respect to the normal configuration.<br/></td></tr></table>

Baseline results for the Wi-Fi based database and different configurations.

Mobile Information Systems

tab5

Table 5

Table 5: Providing Databases for Different Indoor Positioning Technologies: Pros and Cons of Magnetic Field and Wi-Fi Based Positioning 