Application of Artificial Neural Networks for the Automatic Spectral Classification

Table 1

GRNN averaged training, validation, and test RMS errors using LAMOST DR1 dataset.

Sigma value	Mean training RMS	Mean validation RMS	Mean test RMS
1	202.44	234.23	230.03
2	245.33	252.60	249.25
3	270.05	273.36	270.68