Fig. 2: Performance of RF model in predicting AFB1 contamination. | npj Science of Food

Fig. 2: Performance of RF model in predicting AFB1 contamination.

From: Dynamic changes and early warning of peanuts aflatoxin B1 contamination in China in the context of climate change

Fig. 2: Performance of RF model in predicting AFB1 contamination.

a–c Confusion matrices for the training set, test set, and external validation. “Pos” and “Neg” denote high-risk and low-risk classes, respectively (defined by the county-level mean AFB1 threshold, Aver_0). d Features ranked by their contributions to the classification accuracy (Mean decrease in Gini).

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