隐藏层层数

1层

2层

3层

最优BP网络结构

1-1-1

1-3-1-1

1-2-16-17-1

最优学习率lr

0.11336

0.02069

0.23793

训练集估算误差 ${\epsilon }_1$

0.00%

0.00%

0.00%

测试集估算误差 ${\epsilon }_2$

13.39%

9.06%

7.92%

训练集拟合优度 $R_1^2$

91.43%

91.71%

90.11%

测试集拟合优度 $R_2^2$

94.39%

94.68%

94.32%

运行时间(秒)

16.33

19.62

31.27