Open Access
Table 1
Class distribution of the balanced Gaia DR3 dataset.
| Class | Total | CV | Test | Gaia DR3 parent |
|---|---|---|---|---|
| RRAB | 3000 | 2550 | 450 | 174 947 |
| RRC | 3000 | 2550 | 450 | 79 879 |
| DCEP | 3000 | 2550 | 450 | 15 006 |
| DSCT/GDOR/SXPhe | 3000 | 2550 | 450 | 37 590 |
| ECL | 3000 | 2550 | 450 | 2 184 477 |
| MIRA/SR | 3000 | 2550 | 450 | 1 720 588 |
| Total | 18 000 | 15 300 | 2700 | 4 212 487 |
Notes. “Gaia DR3 parent” shows the total number of sources in each class before downsampling, illustrating the severe original class imbalance (ECL and MIRA/SR each have >100× more sources than DCEP).
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