Table 2. Percent of locations with location error < 25, 50, and 100 m at 8 thresholds of estimated horizontal position error (EHPE) used to filter data collected by i–gotU GT–120 GPS loggers.
Data were collected in Baker County, Georgia, USA in March and December, 2014 and October 2015.
|
EHPE (cm) |
n |
% locations with error < |
% data retained |
||
|---|---|---|---|---|---|
| 25 m | 50 m | 100 m | |||
| All | 5701 | 93.1 | 97.5 | 99.6 | 100 |
| < 13,000 | 5678 | 93.3 | 97.6 | 99.6 | 99.6 |
| < 10,000 | 5648 | 93.6 | 97.8 | 99.7 | 99.1 |
| < 5,000 | 5407 | 94.7 | 98.3 | 99.8 | 94.8 |
| < 2,500 | 4118 | 96.2 | 98.7 | 99.9 | 72.2 |
| < 2,000 | 3009 | 97.1 | 99.1 | 100 | 52.8 |
| < 1,500 | 1476 | 97.8 | 99.5 | 100 | 25.9 |
| < 1,000 | 495 | 99.6 | 100 | 100 | 8.7 |
| < 500 | 55 | 100 | 100 | 100 | 1.0 |