Zhikun Chen, Rui Guo, Pengfei Cheng. Application of LIF Technology-Based Spectral Feature Extraction in Oil Detection[J]. Laser & Optoelectronics Progress, 2020, 57(13): 133002
- Laser & Optoelectronics Progress
- Vol. 57, Issue 13, 133002 (2020)
Fig. 1. Experimental system structure
Fig. 2. Fluorescence spectra of 0# diesel. (a) Contour plot; (b) excitation spectrum; (c) emission spectrum
Fig. 3. Fluorescence spectra of 95# gasoline. (a) Contour plot; (b) excitation spectrum; (c) emission spectrum
Fig. 4. Fluorescence spectra of kerosene. (a) Contour plot; (b) excitation spectrum; (c) emission spectrum
Fig. 5. Cluster analysis tree of sensitive feature values
Fig. 6. Fitting curves of three oils between mass concentration and relative fluorescence intensity
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Table 1. Characteristic parameters of fluorescence spectra
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Table 2. Mass concentration of unknown oil
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