Table 2 Evaluation of the accuracy of DSMs and orthomosaics.

From: Dynamic plant height QTL revealed in maize through remote sensing phenotyping using a high-throughput unmanned aerial vehicle (UAV)

Flight

Altitude (m)

Orthomosaic Resolution (cm/pix)

DSM Resolution (cm/pix)

Total error (cm)

Point Density (points/cm²)

1

40

0.72

1.44

1.46

47.9

2

60

1.33

2.45

2.17

14.2

3

60

1.35

2.47

2.08

13.7

4

60

1.11

2.12

5.75

20.2

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