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Логарифмическая функция потерь (кросс-энтропия)×Точность×Оценка Бриера×F1-мера×
ОбластьОценка моделейОценка моделейОценка моделейОценка моделей
СемействоMCDMMCDMMCDMMCDM
Год появления1990s20th century19501979
Автор методаInformation theory and machine learning literatureHistorical statistical foundationsGlenn W. BrierC. J. van Rijsbergen
ТипLoss functionEvaluation metricLoss functionEvaluation metric
Основополагающий источникGoodfellow, 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 ↗
Другие названияCross-Entropy Loss, LoglossOverall Accuracy, Correct Classification RateMean Squared Probability ErrorF-measure, Harmonic Mean
Связанные3535
СводкаLog-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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ScholarGateСравнение методов: Log-Loss (Cross-Entropy Loss) · Accuracy · Brier Score · F1-Score. Получено 2026-06-19 из https://scholargate.app/ru/compare