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. 2021 Mar 19;16(3):e0248769. doi: 10.1371/journal.pone.0248769

Fig 4. Test set confusion matrices of 5-fold cross validated SVM classifier and ANN models.

Fig 4

True label is the mean value of the sensory evaluation: (a) a four-level classification, (b) a three-level classification, and (c) a two-level classification by SVM; (d) a four-level classification, (e) a three-level classification, and (f) a two-level classification by ANN.