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. 2023 May 16;16(10):3757. doi: 10.3390/ma16103757

Table 6.

Statistical characteristics of the surrogate model.

Objective Mean Square Error
(MSE)
Root Mean Square Error
(RMSE)
R
Hardness 1.159929 1.077 0.997
Bonding Strength 0.005329 0.073 0.997