Table 2 The training and testing R2 values obtained from the various models.

From: Machine-learning-guided descriptor selection for predicting corrosion resistance in multi-principal element alloys

Model

Training R2 value

Testing R2 value

LASSO

0.21

0.11

RF

0.85

0.55

SVM

0.91

0.37

GBR

0.93

0.61

  1. The GBR shows the highest score and hence is selected as the final model.
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