Table 1 Characteristics of X-ray images in two cohorts
From: Diagnosis and detection of pneumonia using weak-label based on X-ray images: a multi-center study
| Â | Â | Training set | Validation set | Test set | External validation set |
|---|---|---|---|---|---|
Pneumonia | Viral | 1195 | 149 | 149 | 1300 (COVID-19) 1300 (Viral) |
Bacterial | 2224 | 278 | 278 | - | |
Normal | - | 1267 | 158 | 158 | 1300 |
All | - | 4686 | 585 | 585 | 3900 |