Journal of Northeastern University(Natural Science) ›› 2025, Vol. 46 ›› Issue (2): 118-125.DOI: 10.12068/j.issn.1005-3026.2025.20230239
• Resources & Civil Engineering • Previous Articles
Lian-guang WANG1, Bo YAO1(), Hai-yang GAO1, Li-jie REN2
Received:
2023-08-17
Online:
2025-02-15
Published:
2025-05-20
Contact:
Bo YAO
CLC Number:
Lian-guang WANG, Bo YAO, Hai-yang GAO, Li-jie REN. Bridge Construction Risk Assessment Based on Cloud Model Improved AHP[J]. Journal of Northeastern University(Natural Science), 2025, 46(2): 118-125.
标度 | 云模型指标 | 指标相对关系 |
---|---|---|
1 | C1(1,0,0) | 指标i与j一样重要 |
3 | C3(3,0.33,0.05) | 指标i比j稍微重要 |
5 | C5(5,0.33,0.05) | 指标i比j较强重要 |
7 | C7(7,0.33,0.05) | 指标i比j十分重要 |
9 | C9(9,0.33,0.05) | 指标i比j绝对重要 |
1/3 | C1/3(1/3,0.33/9,0.05/9) | 指标j比i稍微重要 |
1/5 | C1/5(1/5,0.33/25,0.05/25) | 指标j比i较强重要 |
1/7 | C1/7(1/7,0.33/49,0.05/49) | 指标j比i十分重要 |
1/9 | C1/9(1/9,0.33/81,0.05/81) | 指标j比i绝对重要 |
Table 1 Relative importance scales of cloud model
标度 | 云模型指标 | 指标相对关系 |
---|---|---|
1 | C1(1,0,0) | 指标i与j一样重要 |
3 | C3(3,0.33,0.05) | 指标i比j稍微重要 |
5 | C5(5,0.33,0.05) | 指标i比j较强重要 |
7 | C7(7,0.33,0.05) | 指标i比j十分重要 |
9 | C9(9,0.33,0.05) | 指标i比j绝对重要 |
1/3 | C1/3(1/3,0.33/9,0.05/9) | 指标j比i稍微重要 |
1/5 | C1/5(1/5,0.33/25,0.05/25) | 指标j比i较强重要 |
1/7 | C1/7(1/7,0.33/49,0.05/49) | 指标j比i十分重要 |
1/9 | C1/9(1/9,0.33/81,0.05/81) | 指标j比i绝对重要 |
概率等级 | 概率等级描述 | 损失等级 | 损失等级描述 | 标准云模型 |
---|---|---|---|---|
Ⅰ | 极少发生 | Ⅰ | 极微 | (1.5,0.50,0.05) |
Ⅱ | 很少发生 | Ⅱ | 微小 | (3.0,0.66,0.05) |
Ⅲ | 偶尔发生 | Ⅲ | 一般 | (5.0,0.66,0.05) |
Ⅳ | 经常发生 | Ⅳ | 严重 | (7.0,0.66,0.05) |
Ⅴ | 频繁发生 | Ⅴ | 灾难性 | (8.5,0.50,0.05) |
Table 2 Probability and loss standard cloud model
概率等级 | 概率等级描述 | 损失等级 | 损失等级描述 | 标准云模型 |
---|---|---|---|---|
Ⅰ | 极少发生 | Ⅰ | 极微 | (1.5,0.50,0.05) |
Ⅱ | 很少发生 | Ⅱ | 微小 | (3.0,0.66,0.05) |
Ⅲ | 偶尔发生 | Ⅲ | 一般 | (5.0,0.66,0.05) |
Ⅳ | 经常发生 | Ⅳ | 严重 | (7.0,0.66,0.05) |
Ⅴ | 频繁发生 | Ⅴ | 灾难性 | (8.5,0.50,0.05) |
损失等级 | 概率等级 | ||||
---|---|---|---|---|---|
Ⅰ | Ⅱ | Ⅲ | Ⅳ | Ⅴ | |
Ⅰ | 极低风险 | 极低风险 | 低风险 | 低风险 | 中风险 |
Ⅱ | 极低风险 | 低风险 | 中风险 | 中风险 | 高风险 |
Ⅲ | 低风险 | 中风险 | 中风险 | 高风险 | 高风险 |
Ⅳ | 低风险 | 中风险 | 高风险 | 高风险 | 极高风险 |
Ⅴ | 中风险 | 高风险 | 高风险 | 极高风险 | 极高风险 |
Table 3 Risk level
损失等级 | 概率等级 | ||||
---|---|---|---|---|---|
Ⅰ | Ⅱ | Ⅲ | Ⅳ | Ⅴ | |
Ⅰ | 极低风险 | 极低风险 | 低风险 | 低风险 | 中风险 |
Ⅱ | 极低风险 | 低风险 | 中风险 | 中风险 | 高风险 |
Ⅲ | 低风险 | 中风险 | 中风险 | 高风险 | 高风险 |
Ⅳ | 低风险 | 中风险 | 高风险 | 高风险 | 极高风险 |
Ⅴ | 中风险 | 高风险 | 高风险 | 极高风险 | 极高风险 |
二级指标 | 权重云模型 | 三级指标 | 权重云模型 |
---|---|---|---|
U1 | (0.451 5,0.033 6,0.005 1) | U11 | (0.202 1,0.017 6,0.002 7) |
U12 | (0.542 8,0.043 6,0.006 6) | ||
U13 | (0.202 1,0.017 6,0.002 7) | ||
U14 | (0.053 0,0.004 1,0.000 6) | ||
U2 | (0.079 0,0.072 0,0.001 1) | U21 | (0.088 0,0.007 2,0.001 1) |
U22 | (0.209 9,0.019 0,0.002 9) | ||
U23 | (0.702 1,0.047 4,0.007 2) | ||
U3 | (0.174 6,0.015 8,0.002 4) | U31 | (0.177 3,0.015 9,0.002 4) |
U32 | (0.132 6,0.011 2,0.001 7) | ||
U33 | (0.539 3,0.037 5,0.005 7) | ||
U34 | (0.150 9,0.013 4,0.002 0) | ||
U4 | (0.294 9,0.024 5,0.003 7) | U41 | (0.266 3,0.025 8,0.003 9) |
U42 | (0.093 1,0.007 9,0.001 2) | ||
U43 | (0.640 5,0.056 6,0.008 6) |
Table 4 Indicator factor weights
二级指标 | 权重云模型 | 三级指标 | 权重云模型 |
---|---|---|---|
U1 | (0.451 5,0.033 6,0.005 1) | U11 | (0.202 1,0.017 6,0.002 7) |
U12 | (0.542 8,0.043 6,0.006 6) | ||
U13 | (0.202 1,0.017 6,0.002 7) | ||
U14 | (0.053 0,0.004 1,0.000 6) | ||
U2 | (0.079 0,0.072 0,0.001 1) | U21 | (0.088 0,0.007 2,0.001 1) |
U22 | (0.209 9,0.019 0,0.002 9) | ||
U23 | (0.702 1,0.047 4,0.007 2) | ||
U3 | (0.174 6,0.015 8,0.002 4) | U31 | (0.177 3,0.015 9,0.002 4) |
U32 | (0.132 6,0.011 2,0.001 7) | ||
U33 | (0.539 3,0.037 5,0.005 7) | ||
U34 | (0.150 9,0.013 4,0.002 0) | ||
U4 | (0.294 9,0.024 5,0.003 7) | U41 | (0.266 3,0.025 8,0.003 9) |
U42 | (0.093 1,0.007 9,0.001 2) | ||
U43 | (0.640 5,0.056 6,0.008 6) |
三级指标 | 概率云模型 | 损失云模型 |
---|---|---|
U11 | (4.88,0.220 6,0.214 4) | (5.12,0.120 3,0.119 7) |
U12 | (3.22,0.180 5,0.176 6) | (4.20,0.150 4,0.149 1) |
U13 | (2.40,0.150 4,0.148 3) | (6.16,0.260 7,0.250 3) |
U14 | (2.02,0.180 5,0.176 6) | (2.12,0.090 2,0.089 4) |
U21 | (2.42,0.130 3,0.129 2) | (2.46,0.190 5,0.186 7) |
U22 | (1.82,0.130 3,0.129 2) | (2.74,0.140 4,0.138 5) |
U23 | (2.08,0.130 3,0.128 5) | (2.12,0.180 5,0.177 6) |
U31 | (2.34,0.140 4,0.138 5) | (3.18,0.180 5,0.174 2) |
U32 | (3.12,0.270 7,0.259 5) | (2.90,0.300 8,0.287 0) |
U33 | (1.64,0.130 3,0.128 3) | (1.72,0.180 5,0.178 4) |
U34 | (4.06,0.140 4,0.138 5) | (3.38,0.230 6,0.222 1) |
U41 | (3.06,0.210 6,0.207 1) | (3.14,0.190 5,0.186 7) |
U42 | (2.96,0.210 6,0.203 8) | (2.86,0.210 6,0.206 1) |
U43 | (4.18,0.190 5,0.180 1) | (4.36,0.260 7,0.253 0) |
Table 5 Two-dimensional assessment cloud model with three-level indicators
三级指标 | 概率云模型 | 损失云模型 |
---|---|---|
U11 | (4.88,0.220 6,0.214 4) | (5.12,0.120 3,0.119 7) |
U12 | (3.22,0.180 5,0.176 6) | (4.20,0.150 4,0.149 1) |
U13 | (2.40,0.150 4,0.148 3) | (6.16,0.260 7,0.250 3) |
U14 | (2.02,0.180 5,0.176 6) | (2.12,0.090 2,0.089 4) |
U21 | (2.42,0.130 3,0.129 2) | (2.46,0.190 5,0.186 7) |
U22 | (1.82,0.130 3,0.129 2) | (2.74,0.140 4,0.138 5) |
U23 | (2.08,0.130 3,0.128 5) | (2.12,0.180 5,0.177 6) |
U31 | (2.34,0.140 4,0.138 5) | (3.18,0.180 5,0.174 2) |
U32 | (3.12,0.270 7,0.259 5) | (2.90,0.300 8,0.287 0) |
U33 | (1.64,0.130 3,0.128 3) | (1.72,0.180 5,0.178 4) |
U34 | (4.06,0.140 4,0.138 5) | (3.38,0.230 6,0.222 1) |
U41 | (3.06,0.210 6,0.207 1) | (3.14,0.190 5,0.186 7) |
U42 | (2.96,0.210 6,0.203 8) | (2.86,0.210 6,0.206 1) |
U43 | (4.18,0.190 5,0.180 1) | (4.36,0.260 7,0.253 0) |
一级指标 | 概率云模型 | 损失云模型 | 二级指标 | 概率云模型 | 损失云模型 |
---|---|---|---|---|---|
U | (3.278 7,0.427 9,0.191 3) | (3.933 2,0.504 5,0.209 4) | U1 | (3.326 2,0.332 5,0.183 5) | (4.671 9,0.424 1,0.171 4) |
U2 | (2.055 3,0.199 6,0.130 7) | (2.280 1,0.246 1,0.172 4) | |||
U3 | (2.883 0,0.310 5,0.205 5) | (2.835 2,0.339 5,0.244 6) | |||
U4 | (3.768 1,0.393 4,0.196 6) | (3.895 4,0.423 3,0.237 0) |
Table 6 Two-dimensional comprehensive cloud model for first- and second-level indicators
一级指标 | 概率云模型 | 损失云模型 | 二级指标 | 概率云模型 | 损失云模型 |
---|---|---|---|---|---|
U | (3.278 7,0.427 9,0.191 3) | (3.933 2,0.504 5,0.209 4) | U1 | (3.326 2,0.332 5,0.183 5) | (4.671 9,0.424 1,0.171 4) |
U2 | (2.055 3,0.199 6,0.130 7) | (2.280 1,0.246 1,0.172 4) | |||
U3 | (2.883 0,0.310 5,0.205 5) | (2.835 2,0.339 5,0.244 6) | |||
U4 | (3.768 1,0.393 4,0.196 6) | (3.895 4,0.423 3,0.237 0) |
损失等级 | 概率等级 | ||||
---|---|---|---|---|---|
Ⅰ | Ⅱ | Ⅲ | Ⅳ | Ⅴ | |
Ⅰ | 0.33 | 0.41 | 0.34 | 0.22 | 0.17 |
Ⅱ | 0.50 | 1.03 | 0.51 | 0.26 | 0.19 |
Ⅲ | 0.48 | 0.91 | 0.49 | 0.26 | 0.19 |
Ⅳ | 0.28 | 0.32 | 0.28 | 0.21 | 0.17 |
Ⅴ | 0.20 | 0.22 | 0.20 | 0.17 | 0.14 |
Table 7 The close degree of comprehensive cloud model for first-level indicators
损失等级 | 概率等级 | ||||
---|---|---|---|---|---|
Ⅰ | Ⅱ | Ⅲ | Ⅳ | Ⅴ | |
Ⅰ | 0.33 | 0.41 | 0.34 | 0.22 | 0.17 |
Ⅱ | 0.50 | 1.03 | 0.51 | 0.26 | 0.19 |
Ⅲ | 0.48 | 0.91 | 0.49 | 0.26 | 0.19 |
Ⅳ | 0.28 | 0.32 | 0.28 | 0.21 | 0.17 |
Ⅴ | 0.20 | 0.22 | 0.20 | 0.17 | 0.14 |
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