Research Article
Practical Fingerprinting Localization for Indoor Positioning System by Using Beacons
Figure 14
Location error measurement regions in the testbed 1 where any four adjacent beacons form a rectangular polygon (e.g., the rectangle formed by beacons a, b, c, and d). The red, blue, and green lines indicate the border of the polygon, the center of the polygon, and the edge of the corridor, respectively.