Wei ZHU, Rui-fang YANG, Nan-jing ZHAO, Gao-fang YIN, Xue XIAO, Jian-guo LIU, Wen-qing LIU. Study on Small Sample Analysis Method for Identification of Polycyclic Aromatic Hydrocarbons in Water[J]. Spectroscopy and Spectral Analysis, 2022, 42(11): 3494
- Spectroscopy and Spectral Analysis
- Vol. 42, Issue 11, 3494 (2022)
Fig. 1. The similarity coefficients between extracted emission and excitation spectra of six components and the corresponding standard spectra with component numbers from 6 to 9 for samples X1 and X2
Fig. 2. The extracted emission (PHE/PY/AN/FLA/FLU/ACE) and excitation (PHE/PY/AN/FLA/FLU/ACE) spectra of six components (blue lines) and the corresponding standard spectra (red lines) with component number 8 for samples X1, X2 and two pseudo samples
Fig. 3. The similarity coefficients between extracted emission and excitation spectra of six components and the corresponding standard spectra with component numbers from 6 to 9 for samples X1, X2 and two pseudo samples
Fig. 4. The similarity coefficients between extracted emission and excitation spectra of six components and the corresponding standard spectra with component numbers from 6 to 9 for samples X3 and X4
Fig. 5. The similarity coefficients between extracted emission and excitation spectra of six components and the corresponding standard spectra with component numbers from 6 to 9 for samples X3, X4 and two pseudo samples
Fig. 6. The similarity coefficients between extracted emission and excitation spectra of six components and the corresponding standard spectra with component numbers from 6 to 9 for samples X5 and X6
Fig. 7. The similarity coefficients between extracted emission and excitation spectra of six components and the corresponding standard spectra with component numbers from 6 to 9 for samples X5, X6 and two pseudo samples
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Table 1. The first 8 cumulative contribution rates of singular values for the first set samples X1 and X2
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Table 2. The first 8 cumulative contribution rates of singular values for the first set samples X3 and X4
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Table 3. The first 8 cumulative contribution rates of singular values for the first set samples X5 and X6
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