Table 1.
Comparison of publically available datasets of diabetic retinopathy
| Dataset | Total number of images (DR:normal) |
Location | DR grading system | Proportion of mydriasis (%) | Camera | FOV (°) | Resolution (pixels) |
|---|---|---|---|---|---|---|---|
| Messidor |
1200 (660:540) |
France | N/A | 66.7% | Topcon TRC NW6 | 45 |
1440 × 960, 2240 × 1488, 2304 × 1536 |
| Messidor-2 |
1,748 (528:1217) |
France | N/A | N/A | Topcon TRC NW6 | 45 | Various |
| DIARETDB0 |
130 (110:20) |
Finland | N/A | N/A | N/A | 50 | 1500 × 1152 |
| DIARETDB1 |
89 (84:5) |
Finland | N/A | N/A | N/A | 50 | 1500 × 1152 |
| EyePACS | USA | ICDR | N/A | Various | N/A | Various | |
| IDRiD |
516 (168:348) |
India | ICDR | 100% | Kowa VX 0 10a | 50 | 4288 × 2848 |
| APTOS 2019 | 5590 | India | ICDR | N/A | Various | N/A | N/A |
| DDR |
13,673 (6256:6266) |
China | ICDR | N/A | Various | 45 | N/A |
DR Diabetic retinopathy, FOV field of view, ICDR International Clinical Diabetic Retinopathy Severity Scale, N/A not available