Gaia Data Release 3
Open Access

Table F.2.

ANN biases and mean absolute deviations with respect to the literature, in the different S/N regimes considered for the ANN training.

S/N Teff log(g) [M/H] [α/Fe]
50 Bias -162 K -0.13 dex -0.29 dex 0.07 dex
MAD 155 K 0.21 dex 0.15 dex 0.05 dex
40 Bias -89 K -0.10 dex -0.26 dex 0.10 dex
MAD 139 K 0.29 dex 0.13 dex 0.07 dex
35 Bias -38 K 0.005 dex -0.25 dex 0.12 dex
MAD 148 K 0.32 dex 0.15 dex 0.08 dex
30 Bias -6 K -0.04 dex -0.32 dex 0.11 dex
MAD 192 K 0.42 dex 0.19 dex 0.11 dex
25 Bias -98 K -0.02 dex -0.43 dex 0.09 dex
MAD 253 K 0.47 dex 0.25 dex 0.12 dex

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