Yuhao Li, Yi Yu, Zhiyuan Sun, Yuanchao Mu. Smartphone-Based Snapshot Fluorescence Multispectral Imaging[J]. Laser & Optoelectronics Progress, 2023, 60(2): 0230002
- Laser & Optoelectronics Progress
- Vol. 60, Issue 2, 0230002 (2023)
Fig. 1. Fluorescent color card
Fig. 2. Spectral intensity curves of 64 color blocks
Fig. 3. Smart phone and a homemade phone case (case with battery pack and fluorescent lamp)
Fig. 4. Comparison of initial and reconstructed fluorescence spectra of three representative fluorescent color patches in 31 bands. (a) Correlation coefficient is 0.9996 (maximum value); (b) correlation coefficient is 0.9384 (minimum value); (c) correlation coefficient is 0.9855 (close to average value)
Fig. 5. RGB mode autofluorescence images of the skin and oral cavity
Fig. 6. Reconstruction of multispectral autofluorescence data cube
Fig. 7. Spectral analysis and bacteria-targeted feature mapping
Fig. 8. Quantitative analysis of porphyrin and background autofluorescence produced by bacteria
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Table 1. Correlation coefficient between initial and reconstructed fluorescence spectra of 64 color blocks
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Table 2. Root mean square error between initial and reconstructed fluorescence spectra of 64 color blocks
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