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Table 2 Summary of the results of the segmentation (Seg.) and classification (Cla.) steps for three oak and three beech trunks compared with the observed defects

From: An innovative and automated method for characterizing wood defects on trunk surfaces using high-density 3D terrestrial LiDAR data

Tree name

Observed

True positive

False positive

False negative

Seg

Cla

Seg

Cla

Seg

Cla

Oak 334

8

8

8

9

0

0

0

Oak 411

25

22

17

19

4

3

8

Oak 569

24

23

21

70

6

1

3

Beech 101

31

30

24

53

16

1

7

Beech 102

29

29

25

66

19

0

4

Beech 104

24

22

20

53

24

2

4

Total

141

134

115

270

69

7

26