Porovnať metódy
Prezrite si vybrané metódy vedľa seba; riadky, ktoré sa líšia, sú zvýraznené.
| Mikro-priemerované F1× | Vážený F1× | |
|---|---|---|
| Odbor | Hodnotenie modelov | Hodnotenie modelov |
| Rodina | MCDM | MCDM |
| Rok vzniku | 2000s | 2000s |
| Tvorca | Multi-class evaluation community | Multi-class evaluation community |
| Typ | Evaluation metric | Evaluation metric |
| Pôvodný zdroj | Powers, D. M. (2011). Evaluation: From Precision, Recall and F-Measure to ROC, Informedness, Markedness and Correlation. Journal of Machine Learning Technologies, 2(1), 37-63. link ↗ | Powers, D. M. (2011). Evaluation: From Precision, Recall and F-Measure to ROC, Informedness, Markedness and Correlation. Journal of Machine Learning Technologies, 2(1), 37-63. link ↗ |
| Ďalšie názvy≠ | Micro F1, Frequency-weighted average F1 | Support-weighted F1 |
| Príbuzné≠ | 4 | 3 |
| Zhrnutie≠ | Micro-averaged F1 computes the F1-score by aggregating true positives, false positives, and false negatives across all classes, then calculating a single metric. It is equivalent to accuracy in multi-class classification and is useful when class distributions reflect their natural importance. | Weighted F1 computes the F1-score for each class and then takes a weighted average, where weights are proportional to the number of samples in each class (support). It provides a middle ground between macro and micro-averaging. |
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