Compară metode
Examinează metodele selectate una lângă alta; rândurile care diferă sunt evidențiate.
| Rechemare (Sensibilitate)× | Acuratețe Echilibrată× | Scorul F1× | Coeficientul de Corelație Matthews× | Precizie× | |
|---|---|---|---|---|---|
| Domeniu | Evaluarea modelelor | Evaluarea modelelor | Evaluarea modelelor | Evaluarea modelelor | Evaluarea modelelor |
| Familie | MCDM | MCDM | MCDM | MCDM | MCDM |
| Anul apariției≠ | 20th century | 2010 | 1979 | 1975 | 20th century |
| Autorul original≠ | Historical statistical foundations | Brodersen, Ong, Stephan, and Buhmann | C. J. van Rijsbergen | Brian W. Matthews | Historical statistical foundations |
| Tip | Evaluation metric | Evaluation metric | Evaluation metric | Evaluation metric | Evaluation metric |
| Sursa seminală≠ | Fawcett, T. (2006). An introduction to ROC analysis. Pattern Recognition Letters, 27(8), 861-874. DOI ↗ | Brodersen, K. H., Ong, C. S., Stephan, K. E., & Buhmann, J. M. (2010). The balanced accuracy and its posterior distribution. 20th International Conference on Pattern Recognition (ICPR), 3121-3124. DOI ↗ | van Rijsbergen, C. J. (1979). Information Retrieval (2nd ed.). Butterworth-Heinemann. link ↗ | Matthews, B. W. (1975). Comparison of predicted and observed secondary structure of T4 phage lysozyme. Biochimica et Biophysica Acta (BBA)-Protein Structure, 405(2), 442-451. DOI ↗ | Fawcett, T. (2006). An introduction to ROC analysis. Pattern Recognition Letters, 27(8), 861-874. DOI ↗ |
| Denumiri alternative≠ | Sensitivity, True Positive Rate, TPR | Average Recall, Equal-weight Average Sensitivity | F-measure, Harmonic Mean | Phi Coefficient, Binary Classification Correlation | Positive Predictive Value, PPV |
| Înrudite | 5 | 5 | 5 | 5 | 5 |
| Rezumat≠ | Recall measures the proportion of actual positive cases that were correctly identified by the classifier. It answers the question: 'Of all the cases that were truly positive, how many did we find?' Recall is critical in scenarios where missing positive cases is costly. | Balanced accuracy is the average of recall values computed for each class separately. It corrects for class imbalance by giving equal weight to the performance on each class, regardless of class frequency in the dataset. | 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. | The Matthews Correlation Coefficient (MCC) is a correlation measure between predicted and actual binary classifications. It ranges from -1 to 1 and is considered one of the most reliable single-score metrics for evaluating binary classifiers, especially on imbalanced datasets. | Precision measures the proportion of positive predictions that were actually correct. It answers the question: 'Of all the cases we predicted as positive, how many were truly positive?' Precision is critical in scenarios where false positives are costly. |
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