[3] STEFAS D, GYFTOKOSTAS N, BELLOU E, et al. Laser-induced breakdown spectroscopy assisted by machine learning for plastics/polymers identification[J]. Atoms, 2019, 7(3): 79.
[7] RIBEIRO M C S, SENESI G S, CABRAL J S, et al. Evaluation of rice varieties using LIBS and FTIR techniques associated with PCA and machine learning algorithms[J]. Applied Optics, 2020, 59(32): 10043-10048.