Table 2. Calculation results of test images.
| Automatic counting | Total time (s) | Manual marking | Error (%) | |
| RGCs-N1 | 37 516 | 44.9 | 36 468 | 2.87 |
| RGCs-N2 | 43 244 | 53.4 | 43 473 | 0.53 |
| RGCs-D1 | 4 279 | 6.5 | 4 418 | 3.14 |
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