Table 1 Summary of COVID-19 imaging datasets used for classification.

From: Metaheuristic optimizers integrated with vision transformer model for severity detection and classification via multimodal COVID-19 images

Datasets

Images

Normal

COVID-19

Non-COVID-19

Total

COVID-QU-Ex 34

CXR

10,701

11,956

11,263

33,920

CT scans for COVID-19 Classification 35

CT

9,979

4,001

5,705

19,685