Detection of Melamine in Soybean Meal Using Near-Infrared Microscopy Imaging with Pure Component Spectra as the Evaluation Criteria

Figure 3

The detection results of soybean and melamine of Set A samples using CLS algorithm: (a) soybean image of Set A-1; (b) melamine image of Set A-1; (c) soybean image of Set A-2; (d) melamine image of Set A-2.

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(b)

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