Yun-fei SHA, Wen HUANG, Liang WANG, Tai-ang LIU, Bao-hua YUE, Min-jie LI, Jing-lin YOU, Jiong GE, Wen-yan XIE. Merging MIR and NIR Spectral Data for Flavor Style Determination[J]. Spectroscopy and Spectral Analysis, 2021, 41(2): 473
- Spectroscopy and Spectral Analysis
- Vol. 41, Issue 2, 473 (2021)
Fig. 1. MIRs (a) and NIRs (b) of tobacco samples
Fig. 2. (a)The first derivative MIR spectra and (b)The first derivative NIR spectra
Fig. 3. (a) PCA projection plot based on MIR; (b) PCA projection plot based on NIR and (c) PCA projection plot based on MIR and NIR
Fig. 4. (a) PCA projection plot based on 34 varieties; (b) PCA projection plot based on 24 varieties and (c) PCA projection plot based on 19 varieties
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Table 1. The accuracies of the SVC
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