An Adaptive Genetic Algorithm Optimizes Double-Hidden Layer BPNN for Rapid Detection of Moisture Content of Green Tea in Processing

Figure 6

The raw reflectivity spectra, pretreatment, and average spectra of each process for all samples: (a) none pretreatment; (b) MSC pretreatment; (c) SNV pretreatment; (d) SG pretreatment; (e) DT pretreatment; (f) MSC-DT pretreatment; (g) SNV-DT pretreatment; (h) SG-DT pretreatment; (i) average of spectra for seven processing steps.

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