Figure 4.
(A) The binding mechanism of detection materials and carrier materials for the identification of pesticide residues in fruits and vegetables using SERS [31]; (B) (a) The MC-CNNs-GRU discrimination model for pesticide/fungicide residues; (b) The t-SNE analysis results of the MC-CNNs-GRU model; (c) The confusion matrix of the training set and (d) the test set [32].
