2 papers
astro-ph.SR2026
A Generalist Model Including Evolved Star Mass and Age
Mengmeng Zhang, Yude Bu, Siqi Wang +10
Determining precise stellar ages and masses for evolved giants is crucial for Galactic archaeology but challenged by spectral degeneracies. Gaia's low-resolution XP spectra offer a…
astro-ph.SR2024
An adaptive parameter estimator for poor-quality spectral data of white dwarfs
Duo Xie, Jiangchuan Zhang, Yude Bu +3
White dwarfs represent the end stage for 97% of stars, making precise parameter measurement crucial for understanding stellar evolution. Traditional estimation methods involve fitt…