Correction to: Nature Methods https://doi.org/10.1038/s41592-021-01232-1, published online 27 July 2021.

In the version of this article initially published, an error appeared in the eleventh paragraph, in the sentence reading “But we know that when m+/m is small, even good classifiers can have unacceptably low precision (TP/(TP + FN)) because decision errors in the normal and larger class (FN) can greatly outnumber decision successes (TP)”. The two instances of “FN” should instead have read “FP,” i.e., as “…(TP/(TP + FP)) because decision errors in the normal and larger class (FP)...”

These changes have been made to the online version of this article.