LASSO-LSSVM与激光诱导击穿光谱技术结合提高铝合金中Mn成分检测精度研究
戴宇佳
1
, 高勋
2,
*
, 刘子源
1,
*
Accuracy Improvement of Mn Element in Aluminum Alloy by the Combination of LASSO-LSSVM and Laser-Induced Breakdown Spectroscopy
DAI Yu-jia
1
, GAO Xun
2,
*
, LIU Zi-yuan
1,
*
(a) 具有非零系数的光谱通道的值; (b)代表LASSO选择的Mn光谱波长范围区域