Soybean Saponin Content Detection Based on Spectral and Image Information Combination

Figure 11

Scatter plot of predicted and measured values for the test set. A 1 : 1 line was added to the map. (a) PLSR with a single spectral information input. (b) Ensemble learning with a single spectral information input. (c) Optimized ensemble learning with a single spectral information input. (d) PLSR with a spectral image combination information input. (e) Ensemble learning with a spectral image combination information input. (f) Optimized ensemble learning with a spectral image combination information input.

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