Si-ying CHEN, Yi-wen JIA, Yu-rong JIANG, He CHEN, Wen-hui YANG, Yu-peng LUO, Zhong-shi LI, Yin-chao ZHANG, Pan GUO. Classification and Recognition of Adulterated Manuka Honey by Multi-Wavelength Laser-Induced Fluorescence[J]. Spectroscopy and Spectral Analysis, 2022, 42(9): 2807
- Spectroscopy and Spectral Analysis
- Vol. 42, Issue 9, 2807 (2022)
Fig. 1. Schematic diagram of laser-induced fluorescence experiment system
Fig. 2. Data processing flowchart
Fig. 3. Fluorescence spectra after pretreatment===(a), (b), (c): 266 nm excitation; (d), (e), (f): 355 nm excitation; (g), (h), (i): 405 nm excitation; (j), (k), (l): 450 nm excitation;(a), (d), (g), (j): Sample A; (b), (e), (h), (k): Sample B; (c), (f), (i), (l): Sample C (the same below)
Fig. 4. Dimensionality reduction diagram of training set data
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Table 1. Recognition rates and standard deviations of three kinds of honey under different excitation wavelengths
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Table 2. Recognition rates and standard deviations for different excitation wavelengths and classification algorithms
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