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Table 3 Point (Test II) and linear (Test III) spatial accuracy of the Igot-U GT100 GPS data-loggers.

From: Usefulness of commercially available GPS data-loggers for tracking human movement and exposure to dengue virus

      

Percentage of locations within

Test*

Number of locations

Mean

SD

Max

RMS**

2.5 m

5.0 m

10.0 m

Test II

1,535

3.9

2.1

12.5

4.4

27.3

74.6

98.2

Test III

1,669

7.6

6.9

23.2

10.3

28.3

49.4

69.2

  1. * Represents the horizontal point error (Test II) and the horizontal linear error (Test III) of each GPS model. ** RMS, root mean square error.
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International Journal of Health Geographics

ISSN: 1476-072X