Fig. 11
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Classification performance (F1-score) on the Alcock (MACHO Labeled) dataset. The plot compares Astromer 2 (A2) against Astromer 1 (A1) and the published results from Donoso-Oliva et al. (2023) across scenarios with 20, 100, and 500 labeled samples per class (SPC). Astromer 2 consistently outperforms previous versions, especially in low-data regimes.
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