Table 1 Detailed point cloud data distribution of ancient buildings after dividing the scene

From: Cross modal networks for point cloud semantic segmentation of Chinese ancient buildings

Data source

Chaojing PAH

Chen AS

Rongnan PAH

Liang PAH

Zhongxian Ma

Number

13 scenes

13 scenes

10 scenes

9 scenes

7 scenes

Name

Points (million)

Percent

Points (million)

Percent

Points (million)

Percent

Points (million)

Percent

Points (million)

Percent

Beam

7.94

7.67%

9.02

10.04%

21.50

8.65%

13.25

10.02%

4.53

8.52%

Censer

0.02

0.02%

0.01

0.01%

0.19

0.08%

0.10

0.08%

0.16

0.31%

Door

0.99

0.96%

2.42

2.70%

8.45

3.40%

2.74

2.07%

0

0%

Doorframe

1.63

1.57%

2.82

3.13%

7.82

3.14%

4.63

3.50%

0

0%

Floor

20.33

19.65%

16.78

18.67%

47.32

19.04%

19.63

14.84%

10.65

20.06%

Lantern

0.57

0.55%

0

0%

0.05

0.02%

0.09

0.07%

0.27

0.51%

Other

7.92

7.66%

5.58

6.20%

8.45

3.40%

3.56

2.69%

1.55

2.91%

Pillars

5.71

5.52%

4.98

5.55%

10.53

4.24%

7.33

5.54%

1.89

3.57%

Plaque

0.26

0.25%

0.72

0.81%

0.41

0.17%

1.08

0.81%

1.24

2.34%

Roof

17.41

16.82%

21.42

23.83%

60.88

24.50%

32.900

24.88%

15.10

28.44%

Step

0.55

0.54%

0.11

0.13%

1.68

0.67%

0

0%

0.09

0.17%

StoneLion

0.10

0.09%

0

0%

0

0%

0

0%

0

0%

Stool

0.34

0.33%

0

0%

0.17

0.07%

0

0%

0.14

0.26%

Table

0.83

0.80%

1.33

1.47%

0.46

0.18%

1.59

1.21%

2.03

3.82%

Tributary

0.30

0.29%

0.50

0.55%

0.27

0.11%

0.45

0.34%

0.70

1.31%

Wall

37.61

36.34%

24.19

26.91%

80.34

32.33%

44.45

33.61%

14.76

27.79%

Window

0.97

0.94%

0

0%

0

0%

0.45

0.34%

0

0%

Total

103.48

100%

89.88

100%

248.52

100%

132.25

100%

53.11

100%

All points(million)

         

627.24

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