基于改进PCA与有序多分类Logistic的充填管道磨损风险评估

王石,汤艺,冯萧

Risk Assessment of Filling Pipeline Wearing Based on Improved PCA and Ordered Multi-class Logistic

Shi WANG,Yi TANG,Xiao FENG

表3 矿山充填管道磨损影响指标调查数据

Table 3 Survey data on the impact indicators of mine filling pipelines

矿山名称 I1 I2 I3 I4 I5 I6 I7 I8 I9 I10 I11 I12 金川龙首矿 56 1.98 38 199 2.72 300 3.2 1.3 8 1 2 2 大红山铜矿 33 1.69 42 160 0.98 500 9.6 3.0 7 3 3 2 河东金矿 24 1.68 52 82 0.56 100 5.2 1.6 10 3 2 3 新城金矿 52 1.94 33 107 1.27 200 5.8 3.5 6 4 3 1