Number of hidden units in the hidden layer

10

20

29

30

31

32

35

50

Train SSE

6.906

2.262

2.401

2.030

2.489

2.354

2.498

2.555

Train RE

0.019

0.006

0.007

0.006

0.007

0.006

0.007

0.007

Test SSE

1.868

0.587

0.817

0.494

0.746

0.803

0.623

0.842

Test RE

0.019

0.005

0.007

0.006

0.007

0.007

0.005

0.008

Holdout RE

0.016

0.005

0.005

0.008

0.007

0.006

0.006

0.008