Table 3 Cost matrix M included in the new loss function (2).

From: A few-shot approach for COVID-19 screening in standard and portable chest X-ray images

  

Predicted

  

Negative

Mild

Moderate

Severe

Real

Negative

0

0.1

0.2

0.3

Mild

0.3

0

0.1

0.2

Moderate

0.4

0.1

0

0.1

Severe

0.5

0.075

0.025

0