Research Article
Research on Classification of Fine-Grained Rock Images Based on Deep Learning
Table 3
Number of seven types of rocks.
| Type of rock | Number of rocks |
| Dark gray mudstone | 75 | Black coal | 21 | Light gray fine sandstone | 85 | Dark gray silty mudstone | 40 | Gray-black mudstone | 30 | Gray argillaceous siltstone | 46 | Gray fine sandstone | 18 |
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