Table 9 Color of points in areas B1, B2, and B3

From: A color prediction model for mending materials of the Yuquan Iron Pagoda in China based on machine learning

Point

L

a

b

E

P1.1

25.23

3.67

7.75

26.65

P1.2

25.32

3.60

8.02

26.80

P1.3

31.40

2.21

4.16

31.76

P2.1

23.96

3.20

6.41

25.01

P2.2

26.11

2.25

5.05

26.69

P2.3

24.16

2.89

5.65

24.98

P3.1

24.75

2.63

6.74

25.79

P3.2

25.09

3.36

6.59

26.16

P3.3

24.31

3.41

7.28

25.60