Chen-yang LI, Xiong-fei CHEN, Yong ZHANG, Ya-wen WANG, Zhong-chao TIAN, Shi-gong WANG, Zhen-yang ZHAO, Ying LIU, Peng-yu LIU. Study on Identification Method Based on XGBoost Model for Aluminum Alloy Using Laser-Induced Breakdown Spectroscopy[J]. Spectroscopy and Spectral Analysis, 2021, 41(2): 624