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Table 4.

Confusion matrix and metrics of the classification applied to the reference sample of 2SXPS.

Truth → AGN Star XRB CV Total cl.
→AGN 19515 82 25 191 19813
→Star 44 4628 3 27 4702
→XRB 140 18 326 17 501
→CV 9 9 2 124 144
Total 19708 4737 356 359 Average

recall (%) 99.0 97.7 91.6 34.5 80.7
precision (%) 97.0 98.6 90.7 85.5 92.3
f1 score .980 .981 .911 .492 .841

Notes. The first four rows show the number counts of objects classified as AGN, stars, XRBs, and CVs, respectively. The last three rows give the recall rate, the true positive rate (precision), and the f1 score associated with each class, and those averaged over all classes are given in the last column.

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