Open Access

Table 1

Number of objects in each data set.

Sample Galaxies Stars QSOs All
Training 105 105 105 3 × 105
Validation 104 104 104 3 × 104
Test 104 104 104 3 × 104
1-deg2 6410 2190 510 9110
SDSS test 40 117 115 272

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