Articles with "galactocentric distance" as a keyword



XGboost for Predicting Chemical Abundances of Open Clusters in LAMOST DR11 LRS

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Published in 2025 at "Research in Astronomy and Astrophysics"

DOI: 10.1088/1674-4527/adba29

Abstract: The 11th data release of the LAMOST survey provides fundamental stellar parameters but lacks detailed abundance measurements for α-elements, which are crucial for understanding stellar populations and Galactic chemical evolution. In this study, we derive… read more here.

Keywords: galactocentric distance; open clusters; chemical abundances; xgboost predicting ... See more keywords