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4 主成分因子载荷及影响力指数

Table 4 Factor load of principal component and index of influence of various factors

主成分 I1 I2 I3 I4 I5 I6 I7 I8 I9 I10 I11 I12 Z1 -0.65 -0.18 0.229 -0.39 -0.46 0.551 0.717 0.202 0.234 0.375 0.093 0.262 Z2 -0.14 0.84 0.224 0.411 0.237 0.206 0.791 0.437 -0.23 -0.39 -0.10 0.137 Z3 0.54 -0.01 0.371 0.646 0.226 0.085 0.097 0.301 0.138 0.599 0.435 0.239 Bi 42.06 27.75 37.44 35.75 34.61 39.77 38.14 30.47 37.89 36.71 27.60 33.71