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A Catalog of High-confidence Very Metal-poor Stars from DESI Based on a Deep Learning Method

  • Authors: Chen Yang, 晨 杨, Guanhong Lin, 观泓 林, Lei Tan, 磊 谈, Huanbin Chi, 焕斌 迟, Feng Wang, 锋 王, Hui Deng, 辉 邓, Ying Mei, 盈 梅

Chen Yang et al 2026 The Astrophysical Journal Supplement Series 284 .

  • Provider: AAS Journals

Caption: Figure 1.

Distributions of the datasets used in this work. Left: [Fe/H] for DESI-HQ-DATA, CLASSIFICATION-DATA, PRE-TRAIN-DATA, and FINE-TUNE-DATA, shown as normalized probability density functions. Middle: Gaia color–magnitude diagram (MBP versus BP − RP). Right: Kiel diagram (﹩\mathrm{log}g﹩ versus Teff).

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