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| Presnosť× | Kontingenčná tabuľka× | F1-skóre× | |
|---|---|---|---|
| Odbor | Hodnotenie modelov | Hodnotenie modelov | Hodnotenie modelov |
| Rodina | MCDM | MCDM | MCDM |
| Rok vzniku≠ | 20th century | 20th century | 1979 |
| Tvorca≠ | Historical statistical foundations | Statistical foundations | C. J. van Rijsbergen |
| Typ≠ | Evaluation metric | Evaluation visualization | Evaluation metric |
| Pôvodný zdroj≠ | Fawcett, T. (2006). An introduction to ROC analysis. Pattern Recognition Letters, 27(8), 861-874. DOI ↗ | Everitt, B. S., & Hothorn, T. (2005). A Handbook of Statistical Analyses Using R. Chapman and Hall/CRC. link ↗ | van Rijsbergen, C. J. (1979). Information Retrieval (2nd ed.). Butterworth-Heinemann. link ↗ |
| Ďalšie názvy | Overall Accuracy, Correct Classification Rate | Error Matrix, Contingency Table | F-measure, Harmonic Mean |
| Príbuzné | 5 | 5 | 5 |
| Zhrnutie≠ | Accuracy is the proportion of correct predictions among the total number of predictions made by a classification model. It is the most intuitive performance metric and measures how often the classifier makes correct predictions overall, regardless of class. | The confusion matrix is a table that displays the counts of true positives, true negatives, false positives, and false negatives. It provides a complete picture of where a classifier makes correct and incorrect predictions, enabling calculation of all other classification metrics. | The F1-score is the harmonic mean of precision and recall, providing a single metric that balances both concerns. It was introduced by van Rijsbergen in information retrieval and has become a standard metric for evaluating classification models where both precision and recall are important. |
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