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Table 1 Performance of the four regression models on the training set and the two test sets

From: Machine learning methods to predict the cultivation age of Panacis Quinquefolii Radix

Method Fivefold cross validation Test set 1 Test set 2
R2 MSE MSE MSE
EN 0.912 0.042 0.243 1.370
KNN 0.954 0.022 0.070 0.956
SVM 0.963 0.019 0.070 1.180
MLP 0.965 0.017 0.016 1.260