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جنگل تصادفی بیزی (Bayesian Random Forest)×بوستینگ×گرادیان بوستینگ (Gradient Boosting)×
حوزهیادگیری ماشینیادگیری ماشینیادگیری ماشین
خانوادهMachine learningMachine learningMachine learning
سال پیدایش20151990–19972001
پدیدآورTaddy, M. et al.Schapire, R. E.; Freund, Y.Friedman, J. H.
نوعBayesian ensemble of decision treesSequential ensemble (iterative reweighting)Ensemble (sequential boosting of decision trees)
منبع بنیادینTaddy, M., Chen, C., Yu, J., & Wyle, M. (2015). Bayesian and Empirical Bayesian Forests. Proceedings of the 32nd International Conference on Machine Learning (ICML 2015), PMLR 37, 967–976. link ↗Freund, Y. & Schapire, R. E. (1997). A decision-theoretic generalization of on-line learning and an application to boosting. Journal of Computer and System Sciences, 55(1), 119–139. DOI ↗Friedman, J. H. (2001). Greedy Function Approximation: A Gradient Boosting Machine. Annals of Statistics, 29(5), 1189–1232. DOI ↗
نام‌های دیگرBayesian Forest, BRF, Empirical Bayesian Forest, posterior random forestAdaBoost, gradient boosting, iterative reweighting ensemble, sequential ensembleGradient Boosting (GBM), GBM, gradient boosted trees, gradient boosting machine
مرتبط565
خلاصهBayesian Random Forest extends the classical random forest by placing a prior distribution over tree structures and leaf parameters, then sampling or approximating the posterior over that ensemble. The result is a set of predictions accompanied by calibrated uncertainty estimates — a capability standard random forests lack — making it valuable when knowing how confident the model is matters as much as the prediction itself.Boosting is a sequential ensemble technique that converts many simple, barely-better-than-chance learners into a single highly accurate model by repeatedly focusing training on the examples that previous learners got wrong, then combining all learners with weights proportional to their individual accuracy.Gradient Boosting is an ensemble learning method, formalised by Jerome H. Friedman in 2001, that combines a sequence of weak learners — typically shallow decision trees — so that each new tree is fitted to minimise the residual errors of the trees before it. It is the core algorithm behind popular implementations such as XGBoost, LightGBM and CatBoost.
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ScholarGateمقایسهٔ روش‌ها: Bayesian Random Forest · Boosting · Gradient Boosting. بازیابی‌شده در 2026-06-17 از https://scholargate.app/fa/compare