Table 2 Class distribution table shows the number of samples for each lithofacies class in the dataset.

From: Multiple machine learning algorithms for lithofacies prediction in the deltaic depositional system of the lower Goru Formation, Lower Indus Basin, Pakistan

Lithofacies class

Number of samples

Percentage of total (%)

Sand

350

35

Shale

280

28

Sandy Shale

150

15

Shaly Sand

220

22