Research Article
Intelligent Algorithm for Rock Core RQD Based on Object Detection and Image Segmentation to Suppress Noise and Vibration
Table 1
Comparison of RQD values between manual measurement and the present approach.
| Drilling core number | RQD (%) by manual measurement | RQD (%) by the approach | Error (%) |
| 1 | 6.66 | 3.66 | 3.00 | 2 | 52.20 | 55.63 | 3.43 | 3 | 0.00 | 9.35 | 9.35 | 4 | 28.70 | 31.84 | 3.14 | 5 | 21.30 | 23.30 | 2.00 | 6 | 19.90 | 15.40 | 4.50 | 7 | 51.10 | 54.35 | 3.25 | 8 | 6.67 | 12.67 | 6.00 | 9 | 21.94 | 17.31 | 4.63 | 10 | 9.45 | 5.85 | 3.60 |
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