Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Confusion matrix using SARS-CoV-2 as an example of a positive class.
| True/actual condition | |||
|---|---|---|---|
| Positive SARS-CoV-2+ |
Negative All other classes |
||
| Predicted condition | SARS-CoV-2+ | True positive (TP) | False positive (FP) |
| All other classes | False negative (FN) | True negative (TN) | |
