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| Hồi quy Tuyến tính Tổng hợp× | Bagging (Bootstrap Aggregating)× | |
|---|---|---|
| Lĩnh vực | Học máy | Học máy |
| Họ | Machine learning | Machine learning |
| Năm ra đời | 1996 | 1996 |
| Người khởi xướng≠ | Breiman, L. (bagging framework) | Breiman, L. |
| Loại≠ | Ensemble of linear models | Ensemble meta-algorithm (variance reduction via bootstrap aggregation) |
| Công trình gốc | Breiman, L. (1996). Bagging predictors. Machine Learning, 24(2), 123–140. DOI ↗ | Breiman, L. (1996). Bagging Predictors. Machine Learning, 24(2), 123–140. DOI ↗ |
| Tên gọi khác≠ | bagged linear regression, aggregated linear regression, stacked linear models, bootstrap-aggregated OLS | Bootstrap Aggregating, bootstrap aggregation, bagged ensemble, bagged predictor |
| Liên quan≠ | 6 | 5 |
| Tóm tắt≠ | Ensemble Linear Regression combines multiple ordinary least-squares models — each fitted on a different bootstrap sample or feature subset — and averages their predictions. The technique, grounded in Breiman's bagging framework (1996), reduces variance and improves predictive stability compared with a single linear regression fit, while retaining the interpretability of linear assumptions. | Bagging, short for Bootstrap Aggregating, is an ensemble meta-algorithm introduced by Leo Breiman in 1996 that trains multiple copies of a base learner on independently drawn bootstrap samples of the training data and combines their predictions — by averaging for regression or majority vote for classification — to produce a final predictor with substantially lower variance than any single base learner. |
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