Analysis on Three-Dimensional Fluorescence Spectra of PAHs in Soil Using Nonsmooth Non-Negative Matrix Factorization

Huang Yao; Zhao Nanjing; Meng Deshuo; Zuo Zhaolu; Cheng Zhao; Chen Yunan; Chen Xiaowei

doi:10.3788/CJL202047.1011002

Chinese Journal of Lasers, Volume. 47, Issue 10, 1011002(2020)

Analysis on Three-Dimensional Fluorescence Spectra of PAHs in Soil Using Nonsmooth Non-Negative Matrix Factorization

Huang Yao^1,2,3, Zhao Nanjing^1,3、*, Meng Deshuo^1,3, Zuo Zhaolu^1,2,3, Cheng Zhao^1,2,3, Chen Yunan^1,2,3, and Chen Xiaowei^1,2,3

Author Affiliations

¹Key Laboratory of Environmental Optics & Technology, Anhui Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Hefei, Anhui 230031, China

²University of Science and Technology of China, Hefei, Anhui 230026, China

³Anhui Key Laboratory of Optical Monitoring Technology for Environment, Hefei, Anhui 230031, China

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Figures & Tables(8)

Fig. 1. Process of nsNMF algorithm

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Fig. 2. Three-dimensional fluorescence spectra of AN, PY, and PHE

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Fig. 3. Three-dimensional fluorescence spectra of soils with mixture of AN, PY, and PHE. (a) Soil 1; (b) soil 2

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Fig. 4. Similarity coefficients on soil 1. (a) θ=0.1; (b) θ=0.3

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Fig. 5. Similarity coefficients on soil 2

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Table 1. Average similarity coefficient obtained by using NMF/ANLS
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Table 1. Average similarity coefficient obtained by using NMF/ANLS
Soil No. Average similarity coefficient (PHE/PY/AN)
1 0.961/0.934/0.930
2 0.758/0.912/0.845

Table 2. Average similarity coefficient and relative standard deviation on soil 1

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Table 2. Average similarity coefficient and relative standard deviation on soil 1

θ	Average similaritycoefficient(PHE/PY/AN)	Relative standarddeviation /%
0.1	0.962/0.964/0.935	0.66/0.60/0.96
0.3	0.973/0.950/0.933	0.58/0.34/0.61
0.5	0.930/0.958/0.846	1.90/0.97/1.58
0.7	0.931/0.943/0.901	0.92/0.67/5.30

Table 3. Average similarity coefficient and relative standard deviation on soil 2

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Table 3. Average similarity coefficient and relative standard deviation on soil 2

θ	Average similaritycoefficient(PHE/PY/AN)	Relative standarddeviation /%
0.1	0.838/0.921/0.892	2.46/2.46/4.44
0.3	0.824/0.924/0.911	3.43/1.15/2.52
0.5	0.907/0.926/0.913	1.39/2.02/1.20
0.7	0.845/0.914/0.900	3.15/2.56/1.70

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Huang Yao, Zhao Nanjing, Meng Deshuo, Zuo Zhaolu, Cheng Zhao, Chen Yunan, Chen Xiaowei. Analysis on Three-Dimensional Fluorescence Spectra of PAHs in Soil Using Nonsmooth Non-Negative Matrix Factorization[J]. Chinese Journal of Lasers, 2020, 47(10): 1011002

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Paper Information

Category: spectroscopy

Received: Apr. 10, 2020

Accepted: --

Published Online: Oct. 16, 2020

The Author Email: Nanjing Zhao (njzhao@aiofm.ac.cn)

DOI:10.3788/CJL202047.1011002

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Average similarity coefficient obtained by using NMF/ANLS

Table 1. Average similarity coefficient obtained by using NMF/ANLS

Table 2. Average similarity coefficient and relative standard deviation on soil 1

Table 2. Average similarity coefficient and relative standard deviation on soil 1

Table 3. Average similarity coefficient and relative standard deviation on soil 2

Table 3. Average similarity coefficient and relative standard deviation on soil 2