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Table 1 Relevant parameters of the three SVM models with different kernel functions

From: Highly sensitive terahertz non‐destructive testing technology for stone relics deterioration prediction using SVM-based machine learning models

Function type

Linear

Polynomial

Radial basis function

c

1.25 E-1

9.766 E-4

1.28 E2

γ

1

1.953 E-3

9.766 E-4

ε

3.906 E-3

7.813 E-3

1.563 E-2

MSE

3.303 E-4

9.361 E-4

4.503 E-4