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| Specifičnost× | Uravnotežena točnost× | F1-mjera× | Koeficijent korelacije Matthevsa× | Preciznost× | |
|---|---|---|---|---|---|
| Područje | Evaluacija modela | Evaluacija modela | Evaluacija modela | Evaluacija modela | Evaluacija modela |
| Obitelj | MCDM | MCDM | MCDM | MCDM | MCDM |
| Godina nastanka≠ | 20th century | 2010 | 1979 | 1975 | 20th century |
| Tvorac≠ | Historical statistical foundations | Brodersen, Ong, Stephan, and Buhmann | C. J. van Rijsbergen | Brian W. Matthews | Historical statistical foundations |
| Vrsta | Evaluation metric | Evaluation metric | Evaluation metric | Evaluation metric | Evaluation metric |
| Temeljni izvor≠ | 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 ↗ |
| Drugi nazivi | True Negative Rate, TNR | Average Recall, Equal-weight Average Sensitivity | F-measure, Harmonic Mean | Phi Coefficient, Binary Classification Correlation | Positive Predictive Value, PPV |
| Srodne | 5 | 5 | 5 | 5 | 5 |
| Sažetak≠ | Specificity measures the proportion of actual negative cases that were correctly identified as negative by the classifier. It answers the question: 'Of all the cases that were truly negative, how many did we correctly reject?' Specificity is complementary to recall and is essential when false positives are 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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