基于时间序列与DEGWO-SVR模型的隧道变形预测方法

朱宝强,王述红,张泽,王鹏宇,董福瑞

Prediction method of tunnel deformation based on time series and DEGWO-SVR model

Bao-qiang ZHU,Shu-hong WANG,Ze ZHANG,Peng-yu WANG,Fu-rui DONG

表 5 不同模型的平稳随机项位移预测精度及误差

Tab.5 Prediction accuracy and error of stationary random terms displacement of  different models

模型 R RMSE/mm MAPE/% ZK37+900 ZK37+910 ZK37+900 ZK37+910 ZK37+900 ZK37+910 DEGWO-SVR 0.957 4 0.918 6 0.079 5 0.084 4 26.51 77.04 SVM信息粒化 0.979 9 0.923 9 0.148 6 0.118 9 122.56 85.76 SVM 0.972 9 0.978 3 0.214 8 0.121 3 179.07 88.54