Table 10 Comparison of machine learning models and laboratory results.

From: Optimizing acidizing design and effectiveness assessment with machine learning for predicting post-acidizing permeability

Core type (1)

Acid type (2)

Initial permeability (3) (mD)

Return permeability after acid injection (4) (mD)

Permeability calculated from Eq. 1 (mD)

Error (%)

Carbonate

HCl 15%

10.52

21.78

26.78

22.95

Sandstone

HCl 12% + HF 3%

53.92

56.12

74.33

32.4

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