Qi Zhang, Limin Zhang, Jiayu Wang, Jingyi An, Jing Wang, chen Chen, Feng Gao. Spatially Resolved Reflectance in Sub-Diffusive Regime Measurement System for Mucosal Lesion Recognition[J]. Chinese Journal of Lasers, 2021, 48(20): 2007001
- Chinese Journal of Lasers
- Vol. 48, Issue 20, 2007001 (2021)
Fig. 1. Schematic of experimental system
Fig. 2. System stability measurement results
Fig. 3. Experimental multi-frequency crosstalk ratio
Fig. 4. Intensity amplitude measured at different ambient light intensities. (a) Without digital lock-in; (b) digital lock-in
Fig. 5. Linearity assessments of the system at source-detector separation of 220 μm
Fig. 6. Optical parameter inversion results. (a) μa; (b) μ's; (c)γ
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Table 1. Correlation coefficient of linear fitting at four wavelengths
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Table 2. Optical parameters of turbid phantoms
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Table 3. Root-mean-square error and relative root-mean-square error of optical parameters
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