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Table 8 Pairwise comparison result of the criterion layer

From: A quantitative evaluation based on an analytic hierarchy process for the deterioration degree of the Guangyuan Thousand-Buddha grotto from the Tang Dynasty in Sichuan, China

Criterion B1 B2 Criterion layer weight
Stability deterioration
B1
1 3 0.75
Weathering deterioration
B2
1/3 1 0.25
λmax = 1.995, CR = 0
Stability deterioration
B1
C1 C2 C3 C4 C5 C6 Index layer weight
Scaling off
C1
1 2 2 1/2 1 4 0.194
Detachment
C2
1/2 1 1 1/3 1/2 3 0.110
Water deterioration
C3
1/2 1 1 1/3 1 3 0.125
Body loss
C4
2 3 3 1 2 5 0.327
Cracks
C5
1 2 2 1/2 1 4 0.194
Plant damage
C6
1/3 1/3 1/3 1/5 1/4 1 0.050
λmax = 6.259, CR = 0.0417 < 0.1
Weathering deterioration
B2
C7 C8 C9 C10 C11 C12 C13 C14 C15 Index layer weight
Rock powdering Weathering
C7
1 2 2 3 4 4 5 5 5 0.271
Deep loss
C8
1/2 1 1 2 3 3 4 4 4 0.177
Salt crystallization
C9
1/2 1 1 2 3 3 4 4 4 0.177
Pigment layer peeled off
C10
1/3 1/2 1/2 1 2 2 3 3 3 0.113
Paint layer craquelure
C11
1/4 1/3 1/3 1/2 1 1 2 2 2 0.069
Scratch or graffiti
C12
1/4 1/3 1/3 1/2 1 1 2 2 2 0.069
Improper repairing
C13
1/5 1/4 1/4 1/3 1/2 1/2 1 1 1 0.041
Surface pollution
C14
1/5 1/4 1/4 1/3 1/2 1/2 1 1 1 0.041
Microorganism pollution
C15
1/5 1/4 1/4 1/3 1/2 1/2 1 1 1 0.041
λmax = 9.107, CR = 0.00924 < 0.1