Table 3
Classification metrics of the model on the complete test set for all galaxies corresponding to Fig. 8a.
Question | Ntotal | A | P | R | F1 | ![]() |
---|---|---|---|---|---|---|
Smooth-or-featured | 15 236 | 0.885 | 0.835 | 0.811 | 0.822 | 0.884 |
Disc-edge-on | 986 | 0.982 | 0.963 | 0.957 | 0.960 | 0.982 |
Has-spiral-arms | 764 | 0.916 | 0.584 | 0.725 | 0.614 | 0.935 |
10 746 | 0.965 | 0.864 | 0.936 | 0.896 | 0.966 | |
Bar | 974 | 0.878 | 0.822 | 0.744 | 0.774 | 0.869 |
Bulge-size | 975 | 0.822 | 0.542 | 0.563 | 0.549 | 0.823 |
How-rounded | 9915 | 0.874 | 0.872 | 0.868 | 0.869 | 0.874 |
Bulge-shape | 84 | 0.893 | 0.866 | 0.875 | 0.870 | 0.894 |
Spiral-winding | 746 | 0.709 | 0.683 | 0.672 | 0.677 | 0.709 |
Spiral-arm-count | 745 | 0.678 | 0.450 | 0.353 | 0.375 | 0.653 |
Clumpy-appearance | 2265 | 0.874 | 0.867 | 0.850 | 0.857 | 0.873 |
Clump-count | 328 | 0.546 | 0.516 | 0.413 | 0.390 | 0.539 |
Galaxy-symmetrical | 225 | 0.880 | 0.884 | 0.690 | 0.737 | 0.860 |
Clumps-embedded | 226 | 0.850 | 0.791 | 0.819 | 0.803 | 0.853 |
Notes. Precision P, recall R, and F1-score are calculated using the unweighted average of all classes. We also show the weighted F1-score in the column. For ‘has-spiral-arms’, we also provide the metrics for finding spiral galaxies in the complete test set (printed in italic), corresponding to the confusion matrix in Fig. 9a.
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