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| Khuếch đại Gradient Mạnh mẽ× | Gradient Boosting× | |
|---|---|---|
| Lĩnh vực | Học máy | Học máy |
| Họ | Machine learning | Machine learning |
| Năm ra đời | 2001 | 2001 |
| Người khởi xướng≠ | Friedman, J. H. (with Huber loss from Huber, P. J.) | Friedman, J. H. |
| Loại≠ | Ensemble (boosted trees with robust loss) | Ensemble (sequential boosting of decision trees) |
| Công trình gốc | 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 ↗ |
| Tên gọi khác | gradient boosting with Huber loss, robust GBM, outlier-robust boosting, robust gradient-boosted trees | Gradient Boosting (GBM), GBM, gradient boosted trees, gradient boosting machine |
| Liên quan≠ | 6 | 5 |
| Tóm tắt≠ | 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. | 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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