Acta Optica Sinica, Volume. 45, Issue 6, 0630001(2025)
Rapid Qualitative and Quantitative Analysis Method of Multi-Component Polycyclic Aromatic Hydrocarbons in Groundwater Using CNN and 3DEEM
Fig. 2. Fluorescence fingerprint characteristics and linear correlation regions. (a) Anthracene; (b) phenanthrene; (c) pyrene; (d) naphthalene; (e) chrysene; (f) fluoranthrene; (g) benzo [a] pyrene; (h) benzo [b] fluoranthrene
Fig. 3. Relationship between mass concentration of benzo [a]pyrene solution and fluorescence intensity
Fig. 4. Three representative samples of incorrect predictions. (a) No. 267 sample; (b) No. 291 sample; (c) No. 301 sample
Fig. 5. Comparison of predicted mass concentration by proposed method and actual mass concentration. (a) Actual mass concentration; (b) predicted mass concentration
Fig. 6. Error in predicting mass concentration of PAHs. (a) Relative error; (b) absolute error
Fig. 8. Error of RS1 quantitative analysis. (a) Actual mass concentration; (b) predicted mass concentration; (c) relative error; (d) absolute error
Fig. 10. Error of RS2 quantitative analysis. (a) Actual mass concentration; (b) predicted mass concentration; (c) relative error; (d) absolute error
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Ming Gao, Ruifang Yang, Nanjing Zhao, Gaofang Yin, Liang Wang, Yuxi Jiang, Hengxin Song, Xiaowei Chen. Rapid Qualitative and Quantitative Analysis Method of Multi-Component Polycyclic Aromatic Hydrocarbons in Groundwater Using CNN and 3DEEM[J]. Acta Optica Sinica, 2025, 45(6): 0630001
Category: Spectroscopy
Received: Jul. 11, 2024
Accepted: Oct. 14, 2024
Published Online: Mar. 26, 2025
The Author Email: Yang Ruifang (rfyang@aiofm.ac.cn), Zhao Nanjing (njzhao@aiofm.ac.cn)
CSTR:32393.14.AOS241279