Open Access

Table 2

Camera calibration results.

Measuring distance (m) True distance (m) Measuring distance (m) Difference (m)
3 611.162 611.151 0.011
6 623.109 623.096 0.013
9 681.554 681.509 0.045
12 731.359 731.343 0.046
15 818.627 818.601 0.026
18 896.372 896.341 0.031
21 941.892 941.855 0.037
24 1011.159 1011.117 0.042

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