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تقویت مقاوم×بوستینگ×گرادیان بوستینگ (Gradient Boosting)×تقویت منظم (Regularized Boosting)×تقویت گرادیان مقاوم×
حوزهیادگیری ماشینیادگیری ماشینیادگیری ماشینیادگیری ماشینیادگیری ماشین
خانوادهMachine learningMachine learningMachine learningMachine learningMachine learning
سال پیدایش1999–20011990–199720012001–20162001
پدیدآورFreund, Y.; Mason, L. et al.Schapire, R. E.; Freund, Y.Friedman, J. H.Friedman, J. H.; extended by Chen & GuestrinFriedman, J. H. (with Huber loss from Huber, P. J.)
نوعEnsemble (robust sequential boosting)Sequential ensemble (iterative reweighting)Ensemble (sequential boosting of decision trees)Regularized ensemble (boosting with shrinkage/penalty)Ensemble (boosted trees with robust loss)
منبع بنیادینFreund, Y. (2001). An adaptive version of the boost by majority algorithm. Machine Learning, 43(3), 293–318. DOI ↗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 ↗Friedman, J. H. (2001). Greedy function approximation: A gradient boosting machine. Annals of Statistics, 29(5), 1189–1232. DOI ↗Friedman, J. H. (2001). Greedy function approximation: A gradient boosting machine. Annals of Statistics, 29(5), 1189–1232. DOI ↗
نام‌های دیگرnoise-tolerant boosting, robust AdaBoost, boosting with robust losses, outlier-resistant boostingAdaBoost, gradient boosting, iterative reweighting ensemble, sequential ensembleGradient Boosting (GBM), GBM, gradient boosted trees, gradient boosting machineshrinkage boosting, penalized boosting, regularized gradient boosting, L1/L2 boostinggradient boosting with Huber loss, robust GBM, outlier-robust boosting, robust gradient-boosted trees
مرتبط66556
خلاصهRobust Boosting modifies standard boosting algorithms — such as AdaBoost or gradient boosting — by replacing the default exponential or squared loss with robust loss functions (e.g., Huber, logistic, or truncated losses) or by incorporating noise-tolerance mechanisms, so that the ensemble remains accurate even when training data contain outliers, label noise, or heavy-tailed errors.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.Regularized boosting extends gradient boosting by adding explicit controls — shrinkage (learning rate), L1/L2 weight penalties, subsampling, and tree-complexity limits — to the objective function and the update rule. These constraints reduce overfitting, stabilise the model on noisy or small datasets, and are the core reason why systems such as XGBoost and LightGBM consistently outperform vanilla boosting on real-world tabular benchmarks.Robust Gradient Boosting is gradient boosting trained with outlier-resistant loss functions — most commonly the Huber loss or quantile (pinball) loss — instead of squared-error loss. Proposed in Friedman's seminal 2001 paper, this variant produces predictions far less distorted by extreme values or contaminated labels, while retaining the full predictive power of gradient-boosted trees.
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ScholarGateمقایسهٔ روش‌ها: Robust Boosting · Boosting · Gradient Boosting · Regularized Boosting · Robust Gradient Boosting. بازیابی‌شده در 2026-06-15 از https://scholargate.app/fa/compare