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עֶרְכָּה (רגישות)×דיוק מאוזן×מדד F1×מקדם המתאם של מתיוז×
תחוםהערכת מודליםהערכת מודליםהערכת מודליםהערכת מודלים
משפחהMCDMMCDMMCDMMCDM
שנת המקור20th century201019791975
הוגה השיטהHistorical statistical foundationsBrodersen, Ong, Stephan, and BuhmannC. J. van RijsbergenBrian W. Matthews
סוגEvaluation metricEvaluation metricEvaluation metricEvaluation metric
מקור מכונןFawcett, 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 ↗
כינוייםSensitivity, True Positive Rate, TPRAverage Recall, Equal-weight Average SensitivityF-measure, Harmonic MeanPhi Coefficient, Binary Classification Correlation
קשורות5555
תקצירRecall 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.
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ScholarGateהשוואת שיטות: Recall (Sensitivity) · Balanced Accuracy · F1-Score · Matthews Correlation Coefficient. אוחזר בתאריך 2026-06-18 מתוך https://scholargate.app/he/compare