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Логарифмическая функция потерь (кросс-энтропия)×Точность×Оценка Бриера×
ОбластьОценка моделейОценка моделейОценка моделей
СемействоMCDMMCDMMCDM
Год появления1990s20th century1950
Автор методаInformation theory and machine learning literatureHistorical statistical foundationsGlenn W. Brier
ТипLoss functionEvaluation metricLoss function
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 ↗
Другие названияCross-Entropy Loss, LoglossOverall Accuracy, Correct Classification RateMean Squared Probability Error
Связанные353
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.
ScholarGateНабор данных
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ScholarGateСравнение методов: Log-Loss (Cross-Entropy Loss) · Accuracy · Brier Score. Получено 2026-06-19 из https://scholargate.app/ru/compare