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Fig. 15

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Residual between the CNN and APOGEE parameters as a function of APOGEE for 353 metal-poor stars ([M/H]APOGEE < −1 dex) in the observed sample in the range 15 < S /N < 25. The black dashed line shows a null difference. The mean bias (b) and dispersion (σ) of the difference is given in the bottom-left corner.

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