Table 5 Data distribution before and after data cleaning
From: Deep learning for predicting refractive error from multiple photorefraction images
Characteristic | Before cleaning | After cleaning |
|---|---|---|
Number of image groups | 6146 | 6074 |
Severe myopia (SE < -6 D) | 1708 | 1699 |
Moderate myopia (−6 D ≤ SE < -3 D) | 2395 | 2378 |
Mild myopia (−3 D ≤ SE < 0 D) | 1919 | 1879 |
Emmetropia and hyperopia (SE ≥ 0 D) | 124 | 118 |