基于双隐含层BP神经网络的某金矿回收率预测研究
张帅,赵鑫,彭祥玉,王宇斌,桂婉婷,田家怡

Prediction of the Recovery Rate of a Gold Mine Based on Double Hidden Layer BP Neural Network
Shuai ZHANG,Xin ZHAO,Xiangyu PENG,Yubin WANG,Wanting GUI,Jiayi TIAN
表8 3种激活函数误差对比
Table 8 Error comparison of three activation functions
激活函数平均相对误差/%拟合优度R2
tansig0.7080.9700
purelin1.3660.9654
logsig0.6660.9792