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Presnosť×Presnosť×F1-skóre×Matthewsov korelačný koeficient×
OdborHodnotenie modelovHodnotenie modelovHodnotenie modelovHodnotenie modelov
RodinaMCDMMCDMMCDMMCDM
Rok vzniku20th century20th century19791975
TvorcaHistorical statistical foundationsHistorical statistical foundationsC. J. van RijsbergenBrian W. Matthews
TypEvaluation metricEvaluation metricEvaluation metricEvaluation metric
Pôvodný zdrojFawcett, T. (2006). An introduction to ROC analysis. Pattern Recognition Letters, 27(8), 861-874. DOI ↗Fawcett, T. (2006). An introduction to ROC analysis. Pattern Recognition Letters, 27(8), 861-874. 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 ↗
Ďalšie názvyPositive Predictive Value, PPVOverall Accuracy, Correct Classification RateF-measure, Harmonic MeanPhi Coefficient, Binary Classification Correlation
Príbuzné5555
ZhrnutiePrecision 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.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 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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ScholarGatePorovnať metódy: Precision · Accuracy · F1-Score · Matthews Correlation Coefficient. Získané 2026-06-18 z https://scholargate.app/sk/compare