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. Author manuscript; available in PMC: 2024 Oct 21.
Published in final edited form as: Nat Methods. 2021 Dec 2;18(12):1524–1531. doi: 10.1038/s41592-021-01331-z

Fig. 3 |. ROC curves for 43 different spectral similarity algorithms for 434,287 accurate mass MS/MS spectra of the small-molecule NIST20 database.

Fig. 3 |

a, Classic spectral similarity tested without precursor ion removal. b, Spectral similarity tested with precursor ion removal. entropy similarity (blue) outperformed all other similarity algorithms including unweighted spectral entropy (green) or classic dot product similarity. For detailed AUC values, see Supplementary Table 1.