Open Access

Table 1

Summary of the samples used in this work.

Type Sample Objects Star Galaxy Quasar
Real data All 40 805
Point-like 10 282
SDSS cross-match 272 115 40 117
SDSS cross-match & point-like 254 27 40 113

Mocks Training 297 959 99 931 99 109 98 919
Validation 29 783 9991 9901 9891
Test 29 779 9995 9897 9887
Test 1 deg2 9036 2187 6347 502

Notes. The first column specifies the type of sample (mocks or real data). The second and third columns give the name of the sample and the number of objects it contains. Where available, in the following columns we also provide the number of stars, galaxies, and quasars separately.

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