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Log-Loss (křížová entropie)×Přesnost×Brierovo skóre×F1-skóre×
OborHodnocení modelůHodnocení modelůHodnocení modelůHodnocení modelů
RodinaMCDMMCDMMCDMMCDM
Rok vzniku1990s20th century19501979
TvůrceInformation theory and machine learning literatureHistorical statistical foundationsGlenn W. BrierC. J. van Rijsbergen
TypLoss functionEvaluation metricLoss functionEvaluation metric
Původní zdrojGoodfellow, I., Bengio, Y., & Courville, A. (2016). Deep Learning. MIT Press. link ↗Fawcett, T. (2006). An introduction to ROC analysis. Pattern Recognition Letters, 27(8), 861-874. DOI ↗Brier, G. W. (1950). Verification of forecasts expressed in terms of probability. Monthly Weather Review, 78(1), 1-3. DOI ↗van Rijsbergen, C. J. (1979). Information Retrieval (2nd ed.). Butterworth-Heinemann. link ↗
Další názvyCross-Entropy Loss, LoglossOverall Accuracy, Correct Classification RateMean Squared Probability ErrorF-measure, Harmonic Mean
Příbuzné3535
ShrnutíLog-loss measures the difference between predicted probabilities and actual labels, penalizing confident wrong predictions more than uncertain ones. It is a standard loss function in machine learning optimization and evaluates probabilistic classifier calibration.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 Brier score measures the mean squared difference between predicted probabilities and actual binary outcomes. It is a simple, interpretable metric for evaluating the accuracy of probabilistic predictions, particularly in weather forecasting and medical diagnosis.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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ScholarGatePorovnat metody: Log-Loss (Cross-Entropy Loss) · Accuracy · Brier Score · F1-Score. Získáno 2026-06-18 z https://scholargate.app/cs/compare