Also known as bootstrap method
statistical method
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Within Vinony's link graph, 自助法 is referenced by 585 other articles, and connects out to statistical population, median and resampling.
Vinony files it under Cleanup tagged articles with a reason field from July 2023, Computational statistics and Resampling (statistics).
Its subject is documented across 26 Wikipedia language editions.
Wikidata facts
- Instance of
- method
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- statistics
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- discoverer or inventor
- Bradley Efron
- maintained by WikiProject
- WikiProject Mathematics
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Article · 中文
在统计学中，自助法（Bootstrap Method，Bootstrapping，或自助抽樣法、拔靴法）是一种从给定训练集中有放回的均匀抽样，也就是说，每当选中一个样本，它等可能地被再次选中并被再次添加到训练集中。自助法由Bradley Efron于1979年在《Annals of Statistics》上發表。當樣本來自能以正态分布來描述的总体，其為正态分布；但當樣本來自的总體無法以正态分布來描述，則以、自助法等來分析。採用隨機可置換抽樣（random sampling with replacement）。对于小数据集，自助法效果很好。
Abstract from DBpedia / Wikipedia · CC BY-SA
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statistical population
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median
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resampling
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variance
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