基于NPCA-GA-BP神经网络的采场稳定性预测方法
谢饶青,陈建宏,肖文丰

Prediction Method of Stope Stability Based on NPCA-GA-BP Neural Network
Raoqing XIE,Jianhong CHEN,Wenfeng XIAO
图3 主成分方差贡献率
Fig.3 Variance contribution rate of principal components