Quantitative Estimation of Tobacco Copper Ion Content from Hyperspectral Data by Inverting a Modified Radiative Transfer Model: Algorithm and Preliminary Validation

<div>The inverted copper ion content under 6 water content levels. The true value of copper ion is indicated with line-connected dots. The horizontal and vertical axes represent the sample number and the copper ion content, respectively.</div>

Journal of Spectroscopy

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Figure 6

Figure 6: Quantitative Estimation of Tobacco Copper Ion Content from Hyperspectral Data by Inverting a Modified Radiative Transfer Model: Algorithm and Preliminary Validation 

Figure 6 | Quantitative Estimation of Tobacco Copper Ion Content from Hyperspectral Data by Inverting a Modified Radiative Transfer Model: Algorithm and Preliminary Validation 