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Table 3.

Number and fraction of sources per class before and after resampling to treat for imbalance (using the SMOTE ENN approach).

Class Original sources Resampled sources
(#) (%) (#) (%)
BSG 250 26.8 496 14.9
YSG 99 10.6 488 14.6
RSG 496 53.2 493 14.8
BeBR 16 1.7 495 14.9
LBV 6 0.6 444 13.3
WR 42 4.5 453 13.6
GAL 23 2.4 452 13.6

Notes. The fractions correspond to the total number of sources used in the original and resampled sets, respectively.

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