Automatic Search of Cataclysmic Variables Based on LightGBM in LAMOST-DR7

The search for special and rare celestial objects has always played an important role in astronomy. Cataclysmic Variables (CVs) are special and rare binary systems with accretion disks. Most CVs are in the quiescent period, and their spectra have the emission lines of Balmer series, HeI, and HeII. A...

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Bibliographic Details
Main Authors: Zhiyuan Hu, Jianyu Chen, Bin Jiang, Wenyu Wang
Format: Article
Language:English
Published: MDPI AG 2021-11-01
Series:Universe
Subjects:
Online Access:https://www.mdpi.com/2218-1997/7/11/438