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Table 3.

Overall evaluation of accuracy metrics for all four datasets.

Intensity
RMSE R2 SAM (°)
Training dataset 0.023 0.99 1.5
Validation dataset 0.022 0.99 1.4
Test dataset 0.022 0.99 1.4
Quiet-Sun dataset 0.020 0.92 1.1

Zonal field
RMSE (G) R2 SAM (°)

Training dataset 41.1 0.99 6.8
Validation dataset 41.1 0.98 7.4
Test dataset 41.3 0.99 7.1
Quiet-Sun dataset 34.8 0.68 34.1

Azimuthal field
RMSE (G) R2 SAM (°)

Training dataset 40.0 0.99 6.5
Validation dataset 39.7 0.99 6.9
Test dataset 40.3 0.98 7.0
Quiet-Sun dataset 35.1 0.68 34.0

Radial field
RMSE (G) R2 SAM (°)

Training dataset 44.1 0.99 5.9
Validation dataset 42.6 0.99 6.3
Test dataset 44.6 0.99 6.0
Quiet-Sun dataset 24.9 0.78 27.5

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