Quantitative determination of Al–Cu–Mg–Fe–Ni aluminum alloy using laser-induced breakdown spectroscopy combined with LASSO–LSSVM regression
Yujia Dai, Chao Song, Xun Gao, Anmin Chen, Zuoqiang Hao, Jingquan Lin
Abstract
In this work, LIBS technology combined with the LASSO–LSSVM regression model was used to improve the detection ability of minor elements in Al–Cu–Mg–Fe–Ni aluminum alloy.
Topics & Concepts
AlloyLaser-induced breakdown spectroscopyAluminiumLasso (programming language)Materials scienceMetallurgyLinear regressionAnalytical Chemistry (journal)ChemistryLaserChromatographyMathematicsComputer scienceStatisticsOpticsPhysicsWorld Wide WebLaser-induced spectroscopy and plasmaAnalytical chemistry methods developmentCultural Heritage Materials Analysis