Open Access
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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