De-ming KONG, Hong-jie CHEN, Xiao-yu CHEN, Rui DONG, Shu-tao WANG. Research on Oil Identification Method Based on Three-Dimensional Fluorescence Spectroscopy Combined With Sparse Principal Component Analysis and Support Vector Machine[J]. Spectroscopy and Spectral Analysis, 2021, 41(11): 3474
- Spectroscopy and Spectral Analysis
- Vol. 41, Issue 11, 3474 (2021)
Fig. 1. Fluorescence spectrum after removing scattering
Fig. 2. Contribution rate of the first six principal components
Fig. 3. SVM parameter selection result
Fig. 4. Classification results predicted by SVM
Fig. 5. Classification results predicted by KNN
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Table 1. Fluorescence characteristic parameters of four types of petroleum
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Table 2. The best parameters and accuracy of SVM model
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Table 3. Classification results obtained by different algorithms (accuracy rate/%)
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