基于马尔可夫过程和深度神经网络的TBM围岩识别

毛奕喆,龚国芳,周星海,王飞

Identification of TBM surrounding rock based on Markov process and deep neural network

Yi-zhe MAO,Guo-fang GONG,Xing-hai ZHOU,Fei WANG

表 1 DNN、SVC、AdaBoost围岩预测结果比较

Tab.1 Comparison of surrounding rock prediction results of DNN, SVC and AdaBoost models

模型 围岩级别 P R F1 DNN II 0.99 0.97 0.98 III 0.96 0.98 0.97 IV 0.95 0.93 0.94 V 0.91 0.90 0.91 AVG 0.96 0.96 0.96 SVC II 0.97 0.93 0.95 III 0.93 0.92 0.92 IV 0.84 0.84 0.84 V 0.80 0.88 0.84 AVG 0.88 0.89 0.89 AdaBoost II 0.84 0.89 0.87 III 0.76 0.84 0.80 IV 0.62 0.51 0.56 V 0.73 0.72 0.72 AVG 0.74 0.74 0.74